diff options
Diffstat (limited to 'include')
99 files changed, 2218 insertions, 496 deletions
diff --git a/include/asm-generic/uaccess.h b/include/asm-generic/uaccess.h index 1bfa602..6df9b07 100644 --- a/include/asm-generic/uaccess.h +++ b/include/asm-generic/uaccess.h @@ -72,6 +72,7 @@ struct exception_table_entry /* Returns 0 if exception not found and fixup otherwise. */ extern unsigned long search_exception_table(unsigned long); + /* * architectures with an MMU should override these two */ @@ -230,14 +231,18 @@ extern int __put_user_bad(void) __attribute__((noreturn)); might_fault(); \ access_ok(VERIFY_READ, __p, sizeof(*ptr)) ? \ __get_user((x), (__typeof__(*(ptr)) *)__p) : \ - -EFAULT; \ + ((x) = (__typeof__(*(ptr)))0,-EFAULT); \ }) #ifndef __get_user_fn static inline int __get_user_fn(size_t size, const void __user *ptr, void *x) { - size = __copy_from_user(x, ptr, size); - return size ? -EFAULT : size; + size_t n = __copy_from_user(x, ptr, size); + if (unlikely(n)) { + memset(x + (size - n), 0, n); + return -EFAULT; + } + return 0; } #define __get_user_fn(sz, u, k) __get_user_fn(sz, u, k) @@ -257,11 +262,13 @@ extern int __get_user_bad(void) __attribute__((noreturn)); static inline long copy_from_user(void *to, const void __user * from, unsigned long n) { + unsigned long res = n; might_fault(); - if (access_ok(VERIFY_READ, from, n)) - return __copy_from_user(to, from, n); - else - return n; + if (likely(access_ok(VERIFY_READ, from, n))) + res = __copy_from_user(to, from, n); + if (unlikely(res)) + memset(to + (n - res), 0, res); + return res; } static inline long copy_to_user(void __user *to, diff --git a/include/linux/acpi.h b/include/linux/acpi.h index 4d8452c..c5eaf2f 100644 --- a/include/linux/acpi.h +++ b/include/linux/acpi.h @@ -1056,7 +1056,7 @@ static inline struct fwnode_handle *acpi_get_next_subnode(struct device *dev, return NULL; } -#define ACPI_DECLARE_PROBE_ENTRY(table, name, table_id, subtable, validate, data, fn) \ +#define ACPI_DECLARE_PROBE_ENTRY(table, name, table_id, subtable, valid, data, fn) \ static const void * __acpi_table_##name[] \ __attribute__((unused)) \ = { (void *) table_id, \ diff --git a/include/linux/bitfield.h b/include/linux/bitfield.h new file mode 100644 index 0000000..f6505d8 --- /dev/null +++ b/include/linux/bitfield.h @@ -0,0 +1,93 @@ +/* + * Copyright (C) 2014 Felix Fietkau <nbd@nbd.name> + * Copyright (C) 2004 - 2009 Ivo van Doorn <IvDoorn@gmail.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 + * as published by the Free Software Foundation + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef _LINUX_BITFIELD_H +#define _LINUX_BITFIELD_H + +#include <linux/bug.h> + +/* + * Bitfield access macros + * + * FIELD_{GET,PREP} macros take as first parameter shifted mask + * from which they extract the base mask and shift amount. + * Mask must be a compilation time constant. + * + * Example: + * + * #define REG_FIELD_A GENMASK(6, 0) + * #define REG_FIELD_B BIT(7) + * #define REG_FIELD_C GENMASK(15, 8) + * #define REG_FIELD_D GENMASK(31, 16) + * + * Get: + * a = FIELD_GET(REG_FIELD_A, reg); + * b = FIELD_GET(REG_FIELD_B, reg); + * + * Set: + * reg = FIELD_PREP(REG_FIELD_A, 1) | + * FIELD_PREP(REG_FIELD_B, 0) | + * FIELD_PREP(REG_FIELD_C, c) | + * FIELD_PREP(REG_FIELD_D, 0x40); + * + * Modify: + * reg &= ~REG_FIELD_C; + * reg |= FIELD_PREP(REG_FIELD_C, c); + */ + +#define __bf_shf(x) (__builtin_ffsll(x) - 1) + +#define __BF_FIELD_CHECK(_mask, _reg, _val, _pfx) \ + ({ \ + BUILD_BUG_ON_MSG(!__builtin_constant_p(_mask), \ + _pfx "mask is not constant"); \ + BUILD_BUG_ON_MSG(!(_mask), _pfx "mask is zero"); \ + BUILD_BUG_ON_MSG(__builtin_constant_p(_val) ? \ + ~((_mask) >> __bf_shf(_mask)) & (_val) : 0, \ + _pfx "value too large for the field"); \ + BUILD_BUG_ON_MSG((_mask) > (typeof(_reg))~0ull, \ + _pfx "type of reg too small for mask"); \ + __BUILD_BUG_ON_NOT_POWER_OF_2((_mask) + \ + (1ULL << __bf_shf(_mask))); \ + }) + +/** + * FIELD_PREP() - prepare a bitfield element + * @_mask: shifted mask defining the field's length and position + * @_val: value to put in the field + * + * FIELD_PREP() masks and shifts up the value. The result should + * be combined with other fields of the bitfield using logical OR. + */ +#define FIELD_PREP(_mask, _val) \ + ({ \ + __BF_FIELD_CHECK(_mask, 0ULL, _val, "FIELD_PREP: "); \ + ((typeof(_mask))(_val) << __bf_shf(_mask)) & (_mask); \ + }) + +/** + * FIELD_GET() - extract a bitfield element + * @_mask: shifted mask defining the field's length and position + * @_reg: 32bit value of entire bitfield + * + * FIELD_GET() extracts the field specified by @_mask from the + * bitfield passed in as @_reg by masking and shifting it down. + */ +#define FIELD_GET(_mask, _reg) \ + ({ \ + __BF_FIELD_CHECK(_mask, _reg, 0U, "FIELD_GET: "); \ + (typeof(_mask))(((_reg) & (_mask)) >> __bf_shf(_mask)); \ + }) + +#endif diff --git a/include/linux/bpf.h b/include/linux/bpf.h index 9a904f6..5691fdc 100644 --- a/include/linux/bpf.h +++ b/include/linux/bpf.h @@ -96,6 +96,7 @@ enum bpf_return_type { struct bpf_func_proto { u64 (*func)(u64 r1, u64 r2, u64 r3, u64 r4, u64 r5); bool gpl_only; + bool pkt_access; enum bpf_return_type ret_type; enum bpf_arg_type arg1_type; enum bpf_arg_type arg2_type; @@ -151,7 +152,8 @@ struct bpf_verifier_ops { */ bool (*is_valid_access)(int off, int size, enum bpf_access_type type, enum bpf_reg_type *reg_type); - + int (*gen_prologue)(struct bpf_insn *insn, bool direct_write, + const struct bpf_prog *prog); u32 (*convert_ctx_access)(enum bpf_access_type type, int dst_reg, int src_reg, int ctx_off, struct bpf_insn *insn, struct bpf_prog *prog); diff --git a/include/linux/bpf_verifier.h b/include/linux/bpf_verifier.h new file mode 100644 index 0000000..c5cb661 --- /dev/null +++ b/include/linux/bpf_verifier.h @@ -0,0 +1,90 @@ +/* Copyright (c) 2011-2014 PLUMgrid, http://plumgrid.com + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of version 2 of the GNU General Public + * License as published by the Free Software Foundation. + */ +#ifndef _LINUX_BPF_VERIFIER_H +#define _LINUX_BPF_VERIFIER_H 1 + +#include <linux/bpf.h> /* for enum bpf_reg_type */ +#include <linux/filter.h> /* for MAX_BPF_STACK */ + +struct bpf_reg_state { + enum bpf_reg_type type; + union { + /* valid when type == CONST_IMM | PTR_TO_STACK | UNKNOWN_VALUE */ + s64 imm; + + /* valid when type == PTR_TO_PACKET* */ + struct { + u32 id; + u16 off; + u16 range; + }; + + /* valid when type == CONST_PTR_TO_MAP | PTR_TO_MAP_VALUE | + * PTR_TO_MAP_VALUE_OR_NULL + */ + struct bpf_map *map_ptr; + }; +}; + +enum bpf_stack_slot_type { + STACK_INVALID, /* nothing was stored in this stack slot */ + STACK_SPILL, /* register spilled into stack */ + STACK_MISC /* BPF program wrote some data into this slot */ +}; + +#define BPF_REG_SIZE 8 /* size of eBPF register in bytes */ + +/* state of the program: + * type of all registers and stack info + */ +struct bpf_verifier_state { + struct bpf_reg_state regs[MAX_BPF_REG]; + u8 stack_slot_type[MAX_BPF_STACK]; + struct bpf_reg_state spilled_regs[MAX_BPF_STACK / BPF_REG_SIZE]; +}; + +/* linked list of verifier states used to prune search */ +struct bpf_verifier_state_list { + struct bpf_verifier_state state; + struct bpf_verifier_state_list *next; +}; + +struct bpf_insn_aux_data { + enum bpf_reg_type ptr_type; /* pointer type for load/store insns */ +}; + +#define MAX_USED_MAPS 64 /* max number of maps accessed by one eBPF program */ + +struct bpf_verifier_env; +struct bpf_ext_analyzer_ops { + int (*insn_hook)(struct bpf_verifier_env *env, + int insn_idx, int prev_insn_idx); +}; + +/* single container for all structs + * one verifier_env per bpf_check() call + */ +struct bpf_verifier_env { + struct bpf_prog *prog; /* eBPF program being verified */ + struct bpf_verifier_stack_elem *head; /* stack of verifier states to be processed */ + int stack_size; /* number of states to be processed */ + struct bpf_verifier_state cur_state; /* current verifier state */ + struct bpf_verifier_state_list **explored_states; /* search pruning optimization */ + const struct bpf_ext_analyzer_ops *analyzer_ops; /* external analyzer ops */ + void *analyzer_priv; /* pointer to external analyzer's private data */ + struct bpf_map *used_maps[MAX_USED_MAPS]; /* array of map's used by eBPF program */ + u32 used_map_cnt; /* number of used maps */ + u32 id_gen; /* used to generate unique reg IDs */ + bool allow_ptr_leaks; + bool seen_direct_write; + struct bpf_insn_aux_data *insn_aux_data; /* array of per-insn state */ +}; + +int bpf_analyzer(struct bpf_prog *prog, const struct bpf_ext_analyzer_ops *ops, + void *priv); + +#endif /* _LINUX_BPF_VERIFIER_H */ diff --git a/include/linux/bug.h b/include/linux/bug.h index e51b070..292d6a1 100644 --- a/include/linux/bug.h +++ b/include/linux/bug.h @@ -13,6 +13,7 @@ enum bug_trap_type { struct pt_regs; #ifdef __CHECKER__ +#define __BUILD_BUG_ON_NOT_POWER_OF_2(n) (0) #define BUILD_BUG_ON_NOT_POWER_OF_2(n) (0) #define BUILD_BUG_ON_ZERO(e) (0) #define BUILD_BUG_ON_NULL(e) ((void*)0) @@ -24,6 +25,8 @@ struct pt_regs; #else /* __CHECKER__ */ /* Force a compilation error if a constant expression is not a power of 2 */ +#define __BUILD_BUG_ON_NOT_POWER_OF_2(n) \ + BUILD_BUG_ON(((n) & ((n) - 1)) != 0) #define BUILD_BUG_ON_NOT_POWER_OF_2(n) \ BUILD_BUG_ON((n) == 0 || (((n) & ((n) - 1)) != 0)) diff --git a/include/linux/cec-funcs.h b/include/linux/cec-funcs.h index 82c3d3b..138bbf7 100644 --- a/include/linux/cec-funcs.h +++ b/include/linux/cec-funcs.h @@ -162,10 +162,11 @@ static inline void cec_msg_standby(struct cec_msg *msg) /* One Touch Record Feature */ -static inline void cec_msg_record_off(struct cec_msg *msg) +static inline void cec_msg_record_off(struct cec_msg *msg, bool reply) { msg->len = 2; msg->msg[1] = CEC_MSG_RECORD_OFF; + msg->reply = reply ? CEC_MSG_RECORD_STATUS : 0; } struct cec_op_arib_data { @@ -227,7 +228,7 @@ static inline void cec_set_digital_service_id(__u8 *msg, if (digital->service_id_method == CEC_OP_SERVICE_ID_METHOD_BY_CHANNEL) { *msg++ = (digital->channel.channel_number_fmt << 2) | (digital->channel.major >> 8); - *msg++ = digital->channel.major && 0xff; + *msg++ = digital->channel.major & 0xff; *msg++ = digital->channel.minor >> 8; *msg++ = digital->channel.minor & 0xff; *msg++ = 0; @@ -323,6 +324,7 @@ static inline void cec_msg_record_on_phys_addr(struct cec_msg *msg, } static inline void cec_msg_record_on(struct cec_msg *msg, + bool reply, const struct cec_op_record_src *rec_src) { switch (rec_src->type) { @@ -346,6 +348,7 @@ static inline void cec_msg_record_on(struct cec_msg *msg, rec_src->ext_phys_addr.phys_addr); break; } + msg->reply = reply ? CEC_MSG_RECORD_STATUS : 0; } static inline void cec_ops_record_on(const struct cec_msg *msg, @@ -1141,6 +1144,75 @@ static inline void cec_msg_give_device_vendor_id(struct cec_msg *msg, msg->reply = reply ? CEC_MSG_DEVICE_VENDOR_ID : 0; } +static inline void cec_msg_vendor_command(struct cec_msg *msg, + __u8 size, const __u8 *vendor_cmd) +{ + if (size > 14) + size = 14; + msg->len = 2 + size; + msg->msg[1] = CEC_MSG_VENDOR_COMMAND; + memcpy(msg->msg + 2, vendor_cmd, size); +} + +static inline void cec_ops_vendor_command(const struct cec_msg *msg, + __u8 *size, + const __u8 **vendor_cmd) +{ + *size = msg->len - 2; + + if (*size > 14) + *size = 14; + *vendor_cmd = msg->msg + 2; +} + +static inline void cec_msg_vendor_command_with_id(struct cec_msg *msg, + __u32 vendor_id, __u8 size, + const __u8 *vendor_cmd) +{ + if (size > 11) + size = 11; + msg->len = 5 + size; + msg->msg[1] = CEC_MSG_VENDOR_COMMAND_WITH_ID; + msg->msg[2] = vendor_id >> 16; + msg->msg[3] = (vendor_id >> 8) & 0xff; + msg->msg[4] = vendor_id & 0xff; + memcpy(msg->msg + 5, vendor_cmd, size); +} + +static inline void cec_ops_vendor_command_with_id(const struct cec_msg *msg, + __u32 *vendor_id, __u8 *size, + const __u8 **vendor_cmd) +{ + *size = msg->len - 5; + + if (*size > 11) + *size = 11; + *vendor_id = (msg->msg[2] << 16) | (msg->msg[3] << 8) | msg->msg[4]; + *vendor_cmd = msg->msg + 5; +} + +static inline void cec_msg_vendor_remote_button_down(struct cec_msg *msg, + __u8 size, + const __u8 *rc_code) +{ + if (size > 14) + size = 14; + msg->len = 2 + size; + msg->msg[1] = CEC_MSG_VENDOR_REMOTE_BUTTON_DOWN; + memcpy(msg->msg + 2, rc_code, size); +} + +static inline void cec_ops_vendor_remote_button_down(const struct cec_msg *msg, + __u8 *size, + const __u8 **rc_code) +{ + *size = msg->len - 2; + + if (*size > 14) + *size = 14; + *rc_code = msg->msg + 2; +} + static inline void cec_msg_vendor_remote_button_up(struct cec_msg *msg) { msg->len = 2; @@ -1277,7 +1349,7 @@ static inline void cec_msg_user_control_pressed(struct cec_msg *msg, msg->len += 4; msg->msg[3] = (ui_cmd->channel_identifier.channel_number_fmt << 2) | (ui_cmd->channel_identifier.major >> 8); - msg->msg[4] = ui_cmd->channel_identifier.major && 0xff; + msg->msg[4] = ui_cmd->channel_identifier.major & 0xff; msg->msg[5] = ui_cmd->channel_identifier.minor >> 8; msg->msg[6] = ui_cmd->channel_identifier.minor & 0xff; break; diff --git a/include/linux/cec.h b/include/linux/cec.h index b3e2289..851968e 100644 --- a/include/linux/cec.h +++ b/include/linux/cec.h @@ -364,7 +364,7 @@ struct cec_caps { * @num_log_addrs: how many logical addresses should be claimed. Set by the * caller. * @vendor_id: the vendor ID of the device. Set by the caller. - * @flags: set to 0. + * @flags: flags. * @osd_name: the OSD name of the device. Set by the caller. * @primary_device_type: the primary device type for each logical address. * Set by the caller. @@ -389,6 +389,9 @@ struct cec_log_addrs { __u8 features[CEC_MAX_LOG_ADDRS][12]; }; +/* Allow a fallback to unregistered */ +#define CEC_LOG_ADDRS_FL_ALLOW_UNREG_FALLBACK (1 << 0) + /* Events */ /* Event that occurs when the adapter state changes */ diff --git a/include/linux/compiler-gcc.h b/include/linux/compiler-gcc.h index 8dbc892..573c5a1 100644 --- a/include/linux/compiler-gcc.h +++ b/include/linux/compiler-gcc.h @@ -158,7 +158,7 @@ #define __compiler_offsetof(a, b) \ __builtin_offsetof(a, b) -#if GCC_VERSION >= 40100 && GCC_VERSION < 40600 +#if GCC_VERSION >= 40100 # define __compiletime_object_size(obj) __builtin_object_size(obj, 0) #endif diff --git a/include/linux/compiler.h b/include/linux/compiler.h index 436aa4e..6685698 100644 --- a/include/linux/compiler.h +++ b/include/linux/compiler.h @@ -527,13 +527,14 @@ static __always_inline void __write_once_size(volatile void *p, void *res, int s * object's lifetime is managed by something other than RCU. That * "something other" might be reference counting or simple immortality. * - * The seemingly unused size_t variable is to validate @p is indeed a pointer - * type by making sure it can be dereferenced. + * The seemingly unused variable ___typecheck_p validates that @p is + * indeed a pointer type by using a pointer to typeof(*p) as the type. + * Taking a pointer to typeof(*p) again is needed in case p is void *. */ #define lockless_dereference(p) \ ({ \ typeof(p) _________p1 = READ_ONCE(p); \ - size_t __maybe_unused __size_of_ptr = sizeof(*(p)); \ + typeof(*(p)) *___typecheck_p __maybe_unused; \ smp_read_barrier_depends(); /* Dependency order vs. p above. */ \ (_________p1); \ }) diff --git a/include/linux/cpuhotplug.h b/include/linux/cpuhotplug.h index 242bf53..34bd805 100644 --- a/include/linux/cpuhotplug.h +++ b/include/linux/cpuhotplug.h @@ -1,6 +1,8 @@ #ifndef __CPUHOTPLUG_H #define __CPUHOTPLUG_H +#include <linux/types.h> + enum cpuhp_state { CPUHP_OFFLINE, CPUHP_CREATE_THREADS, diff --git a/include/linux/efi.h b/include/linux/efi.h index 7f5a582..0148a30 100644 --- a/include/linux/efi.h +++ b/include/linux/efi.h @@ -118,6 +118,15 @@ typedef struct { u32 imagesize; } efi_capsule_header_t; +struct efi_boot_memmap { + efi_memory_desc_t **map; + unsigned long *map_size; + unsigned long *desc_size; + u32 *desc_ver; + unsigned long *key_ptr; + unsigned long *buff_size; +}; + /* * EFI capsule flags */ @@ -946,7 +955,7 @@ extern int efi_memattr_apply_permissions(struct mm_struct *mm, /* Iterate through an efi_memory_map */ #define for_each_efi_memory_desc_in_map(m, md) \ for ((md) = (m)->map; \ - ((void *)(md) + (m)->desc_size) <= (m)->map_end; \ + (md) && ((void *)(md) + (m)->desc_size) <= (m)->map_end; \ (md) = (void *)(md) + (m)->desc_size) /** @@ -1371,11 +1380,7 @@ char *efi_convert_cmdline(efi_system_table_t *sys_table_arg, efi_loaded_image_t *image, int *cmd_line_len); efi_status_t efi_get_memory_map(efi_system_table_t *sys_table_arg, - efi_memory_desc_t **map, - unsigned long *map_size, - unsigned long *desc_size, - u32 *desc_ver, - unsigned long *key_ptr); + struct efi_boot_memmap *map); efi_status_t efi_low_alloc(efi_system_table_t *sys_table_arg, unsigned long size, unsigned long align, @@ -1457,4 +1462,14 @@ extern void efi_call_virt_check_flags(unsigned long flags, const char *call); arch_efi_call_virt_teardown(); \ }) +typedef efi_status_t (*efi_exit_boot_map_processing)( + efi_system_table_t *sys_table_arg, + struct efi_boot_memmap *map, + void *priv); + +efi_status_t efi_exit_boot_services(efi_system_table_t *sys_table, + void *handle, + struct efi_boot_memmap *map, + void *priv, + efi_exit_boot_map_processing priv_func); #endif /* _LINUX_EFI_H */ diff --git a/include/linux/fence.h b/include/linux/fence.h index 8cc719a..2ac6fa5 100644 --- a/include/linux/fence.h +++ b/include/linux/fence.h @@ -49,8 +49,6 @@ struct fence_cb; * @timestamp: Timestamp when the fence was signaled. * @status: Optional, only valid if < 0, must be set before calling * fence_signal, indicates that the fence has completed with an error. - * @child_list: list of children fences - * @active_list: list of active fences * * the flags member must be manipulated and read using the appropriate * atomic ops (bit_*), so taking the spinlock will not be needed most diff --git a/include/linux/filter.h b/include/linux/filter.h index a16439b..1f09c52 100644 --- a/include/linux/filter.h +++ b/include/linux/filter.h @@ -314,6 +314,70 @@ struct bpf_prog_aux; bpf_size; \ }) +#define BPF_SIZEOF(type) \ + ({ \ + const int __size = bytes_to_bpf_size(sizeof(type)); \ + BUILD_BUG_ON(__size < 0); \ + __size; \ + }) + +#define BPF_FIELD_SIZEOF(type, field) \ + ({ \ + const int __size = bytes_to_bpf_size(FIELD_SIZEOF(type, field)); \ + BUILD_BUG_ON(__size < 0); \ + __size; \ + }) + +#define __BPF_MAP_0(m, v, ...) v +#define __BPF_MAP_1(m, v, t, a, ...) m(t, a) +#define __BPF_MAP_2(m, v, t, a, ...) m(t, a), __BPF_MAP_1(m, v, __VA_ARGS__) +#define __BPF_MAP_3(m, v, t, a, ...) m(t, a), __BPF_MAP_2(m, v, __VA_ARGS__) +#define __BPF_MAP_4(m, v, t, a, ...) m(t, a), __BPF_MAP_3(m, v, __VA_ARGS__) +#define __BPF_MAP_5(m, v, t, a, ...) m(t, a), __BPF_MAP_4(m, v, __VA_ARGS__) + +#define __BPF_REG_0(...) __BPF_PAD(5) +#define __BPF_REG_1(...) __BPF_MAP(1, __VA_ARGS__), __BPF_PAD(4) +#define __BPF_REG_2(...) __BPF_MAP(2, __VA_ARGS__), __BPF_PAD(3) +#define __BPF_REG_3(...) __BPF_MAP(3, __VA_ARGS__), __BPF_PAD(2) +#define __BPF_REG_4(...) __BPF_MAP(4, __VA_ARGS__), __BPF_PAD(1) +#define __BPF_REG_5(...) __BPF_MAP(5, __VA_ARGS__) + +#define __BPF_MAP(n, ...) __BPF_MAP_##n(__VA_ARGS__) +#define __BPF_REG(n, ...) __BPF_REG_##n(__VA_ARGS__) + +#define __BPF_CAST(t, a) \ + (__force t) \ + (__force \ + typeof(__builtin_choose_expr(sizeof(t) == sizeof(unsigned long), \ + (unsigned long)0, (t)0))) a +#define __BPF_V void +#define __BPF_N + +#define __BPF_DECL_ARGS(t, a) t a +#define __BPF_DECL_REGS(t, a) u64 a + +#define __BPF_PAD(n) \ + __BPF_MAP(n, __BPF_DECL_ARGS, __BPF_N, u64, __ur_1, u64, __ur_2, \ + u64, __ur_3, u64, __ur_4, u64, __ur_5) + +#define BPF_CALL_x(x, name, ...) \ + static __always_inline \ + u64 ____##name(__BPF_MAP(x, __BPF_DECL_ARGS, __BPF_V, __VA_ARGS__)); \ + u64 name(__BPF_REG(x, __BPF_DECL_REGS, __BPF_N, __VA_ARGS__)); \ + u64 name(__BPF_REG(x, __BPF_DECL_REGS, __BPF_N, __VA_ARGS__)) \ + { \ + return ____##name(__BPF_MAP(x,__BPF_CAST,__BPF_N,__VA_ARGS__));\ + } \ + static __always_inline \ + u64 ____##name(__BPF_MAP(x, __BPF_DECL_ARGS, __BPF_V, __VA_ARGS__)) + +#define BPF_CALL_0(name, ...) BPF_CALL_x(0, name, __VA_ARGS__) +#define BPF_CALL_1(name, ...) BPF_CALL_x(1, name, __VA_ARGS__) +#define BPF_CALL_2(name, ...) BPF_CALL_x(2, name, __VA_ARGS__) +#define BPF_CALL_3(name, ...) BPF_CALL_x(3, name, __VA_ARGS__) +#define BPF_CALL_4(name, ...) BPF_CALL_x(4, name, __VA_ARGS__) +#define BPF_CALL_5(name, ...) BPF_CALL_x(5, name, __VA_ARGS__) + #ifdef CONFIG_COMPAT /* A struct sock_filter is architecture independent. */ struct compat_sock_fprog { diff --git a/include/linux/fs.h b/include/linux/fs.h index 3523bf6..901e25d 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -574,6 +574,7 @@ static inline void mapping_allow_writable(struct address_space *mapping) struct posix_acl; #define ACL_NOT_CACHED ((void *)(-1)) +#define ACL_DONT_CACHE ((void *)(-3)) static inline struct posix_acl * uncached_acl_sentinel(struct task_struct *task) diff --git a/include/linux/fscrypto.h b/include/linux/fscrypto.h index cfa6cde..76cff18 100644 --- a/include/linux/fscrypto.h +++ b/include/linux/fscrypto.h @@ -274,8 +274,7 @@ extern void fscrypt_restore_control_page(struct page *); extern int fscrypt_zeroout_range(struct inode *, pgoff_t, sector_t, unsigned int); /* policy.c */ -extern int fscrypt_process_policy(struct inode *, - const struct fscrypt_policy *); +extern int fscrypt_process_policy(struct file *, const struct fscrypt_policy *); extern int fscrypt_get_policy(struct inode *, struct fscrypt_policy *); extern int fscrypt_has_permitted_context(struct inode *, struct inode *); extern int fscrypt_inherit_context(struct inode *, struct inode *, @@ -345,7 +344,7 @@ static inline int fscrypt_notsupp_zeroout_range(struct inode *i, pgoff_t p, } /* policy.c */ -static inline int fscrypt_notsupp_process_policy(struct inode *i, +static inline int fscrypt_notsupp_process_policy(struct file *f, const struct fscrypt_policy *p) { return -EOPNOTSUPP; diff --git a/include/linux/fsnotify_backend.h b/include/linux/fsnotify_backend.h index 58205f3..7268ed0 100644 --- a/include/linux/fsnotify_backend.h +++ b/include/linux/fsnotify_backend.h @@ -148,6 +148,7 @@ struct fsnotify_group { #define FS_PRIO_1 1 /* fanotify content based access control */ #define FS_PRIO_2 2 /* fanotify pre-content access */ unsigned int priority; + bool shutdown; /* group is being shut down, don't queue more events */ /* stores all fastpath marks assoc with this group so they can be cleaned on unregister */ struct mutex mark_mutex; /* protect marks_list */ @@ -179,7 +180,6 @@ struct fsnotify_group { spinlock_t access_lock; struct list_head access_list; wait_queue_head_t access_waitq; - atomic_t bypass_perm; #endif /* CONFIG_FANOTIFY_ACCESS_PERMISSIONS */ int f_flags; unsigned int max_marks; @@ -292,6 +292,8 @@ extern struct fsnotify_group *fsnotify_alloc_group(const struct fsnotify_ops *op extern void fsnotify_get_group(struct fsnotify_group *group); /* drop reference on a group from fsnotify_alloc_group */ extern void fsnotify_put_group(struct fsnotify_group *group); +/* group destruction begins, stop queuing new events */ +extern void fsnotify_group_stop_queueing(struct fsnotify_group *group); /* destroy group */ extern void fsnotify_destroy_group(struct fsnotify_group *group); /* fasync handler function */ @@ -304,8 +306,6 @@ extern int fsnotify_add_event(struct fsnotify_group *group, struct fsnotify_event *event, int (*merge)(struct list_head *, struct fsnotify_event *)); -/* Remove passed event from groups notification queue */ -extern void fsnotify_remove_event(struct fsnotify_group *group, struct fsnotify_event *event); /* true if the group notification queue is empty */ extern bool fsnotify_notify_queue_is_empty(struct fsnotify_group *group); /* return, but do not dequeue the first event on the notification queue */ diff --git a/include/linux/hyperv.h b/include/linux/hyperv.h index b01c8c3..5df444b 100644 --- a/include/linux/hyperv.h +++ b/include/linux/hyperv.h @@ -1429,4 +1429,88 @@ static inline bool hv_need_to_signal_on_read(struct hv_ring_buffer_info *rbi) return false; } +/* + * An API to support in-place processing of incoming VMBUS packets. + */ +#define VMBUS_PKT_TRAILER 8 + +static inline struct vmpacket_descriptor * +get_next_pkt_raw(struct vmbus_channel *channel) +{ + struct hv_ring_buffer_info *ring_info = &channel->inbound; + u32 read_loc = ring_info->priv_read_index; + void *ring_buffer = hv_get_ring_buffer(ring_info); + struct vmpacket_descriptor *cur_desc; + u32 packetlen; + u32 dsize = ring_info->ring_datasize; + u32 delta = read_loc - ring_info->ring_buffer->read_index; + u32 bytes_avail_toread = (hv_get_bytes_to_read(ring_info) - delta); + + if (bytes_avail_toread < sizeof(struct vmpacket_descriptor)) + return NULL; + + if ((read_loc + sizeof(*cur_desc)) > dsize) + return NULL; + + cur_desc = ring_buffer + read_loc; + packetlen = cur_desc->len8 << 3; + + /* + * If the packet under consideration is wrapping around, + * return failure. + */ + if ((read_loc + packetlen + VMBUS_PKT_TRAILER) > (dsize - 1)) + return NULL; + + return cur_desc; +} + +/* + * A helper function to step through packets "in-place" + * This API is to be called after each successful call + * get_next_pkt_raw(). + */ +static inline void put_pkt_raw(struct vmbus_channel *channel, + struct vmpacket_descriptor *desc) +{ + struct hv_ring_buffer_info *ring_info = &channel->inbound; + u32 read_loc = ring_info->priv_read_index; + u32 packetlen = desc->len8 << 3; + u32 dsize = ring_info->ring_datasize; + + if ((read_loc + packetlen + VMBUS_PKT_TRAILER) > dsize) + BUG(); + /* + * Include the packet trailer. + */ + ring_info->priv_read_index += packetlen + VMBUS_PKT_TRAILER; +} + +/* + * This call commits the read index and potentially signals the host. + * Here is the pattern for using the "in-place" consumption APIs: + * + * while (get_next_pkt_raw() { + * process the packet "in-place"; + * put_pkt_raw(); + * } + * if (packets processed in place) + * commit_rd_index(); + */ +static inline void commit_rd_index(struct vmbus_channel *channel) +{ + struct hv_ring_buffer_info *ring_info = &channel->inbound; + /* + * Make sure all reads are done before we update the read index since + * the writer may start writing to the read area once the read index + * is updated. + */ + virt_rmb(); + ring_info->ring_buffer->read_index = ring_info->priv_read_index; + + if (hv_need_to_signal_on_read(ring_info)) + vmbus_set_event(channel); +} + + #endif /* _HYPERV_H */ diff --git a/include/linux/if_link.h b/include/linux/if_link.h index f923d15..0b17c58 100644 --- a/include/linux/if_link.h +++ b/include/linux/if_link.h @@ -25,5 +25,6 @@ struct ifla_vf_info { __u32 max_tx_rate; __u32 rss_query_en; __u32 trusted; + __be16 vlan_proto; }; #endif /* _LINUX_IF_LINK_H */ diff --git a/include/linux/iio/sw_trigger.h b/include/linux/iio/sw_trigger.h index 5198f8e..c97eab6 100644 --- a/include/linux/iio/sw_trigger.h +++ b/include/linux/iio/sw_trigger.h @@ -62,7 +62,7 @@ void iio_swt_group_init_type_name(struct iio_sw_trigger *t, const char *name, struct config_item_type *type) { -#ifdef CONFIG_CONFIGFS_FS +#if IS_ENABLED(CONFIG_CONFIGFS_FS) config_group_init_type_name(&t->group, name, type); #endif } diff --git a/include/linux/iomap.h b/include/linux/iomap.h index 3267df4..3d70ece 100644 --- a/include/linux/iomap.h +++ b/include/linux/iomap.h @@ -19,6 +19,11 @@ struct vm_fault; #define IOMAP_UNWRITTEN 0x04 /* blocks allocated @blkno in unwritten state */ /* + * Flags for iomap mappings: + */ +#define IOMAP_F_MERGED 0x01 /* contains multiple blocks/extents */ + +/* * Magic value for blkno: */ #define IOMAP_NULL_BLOCK -1LL /* blkno is not valid */ @@ -27,7 +32,8 @@ struct iomap { sector_t blkno; /* 1st sector of mapping, 512b units */ loff_t offset; /* file offset of mapping, bytes */ u64 length; /* length of mapping, bytes */ - int type; /* type of mapping */ + u16 type; /* type of mapping */ + u16 flags; /* flags for mapping */ struct block_device *bdev; /* block device for I/O */ }; diff --git a/include/linux/irq.h b/include/linux/irq.h index b52424e..0ac26c8 100644 --- a/include/linux/irq.h +++ b/include/linux/irq.h @@ -945,6 +945,16 @@ static inline void irq_gc_lock(struct irq_chip_generic *gc) { } static inline void irq_gc_unlock(struct irq_chip_generic *gc) { } #endif +/* + * The irqsave variants are for usage in non interrupt code. Do not use + * them in irq_chip callbacks. Use irq_gc_lock() instead. + */ +#define irq_gc_lock_irqsave(gc, flags) \ + raw_spin_lock_irqsave(&(gc)->lock, flags) + +#define irq_gc_unlock_irqrestore(gc, flags) \ + raw_spin_unlock_irqrestore(&(gc)->lock, flags) + static inline void irq_reg_writel(struct irq_chip_generic *gc, u32 val, int reg_offset) { diff --git a/include/linux/ktime.h b/include/linux/ktime.h index 2b6a204..aa118ba 100644 --- a/include/linux/ktime.h +++ b/include/linux/ktime.h @@ -231,6 +231,11 @@ static inline ktime_t ktime_sub_us(const ktime_t kt, const u64 usec) return ktime_sub_ns(kt, usec * NSEC_PER_USEC); } +static inline ktime_t ktime_sub_ms(const ktime_t kt, const u64 msec) +{ + return ktime_sub_ns(kt, msec * NSEC_PER_MSEC); +} + extern ktime_t ktime_add_safe(const ktime_t lhs, const ktime_t rhs); /** diff --git a/include/linux/mempolicy.h b/include/linux/mempolicy.h index 4429d25..5e5b296 100644 --- a/include/linux/mempolicy.h +++ b/include/linux/mempolicy.h @@ -195,6 +195,7 @@ static inline bool vma_migratable(struct vm_area_struct *vma) } extern int mpol_misplaced(struct page *, struct vm_area_struct *, unsigned long); +extern void mpol_put_task_policy(struct task_struct *); #else @@ -297,5 +298,8 @@ static inline int mpol_misplaced(struct page *page, struct vm_area_struct *vma, return -1; /* no node preference */ } +static inline void mpol_put_task_policy(struct task_struct *task) +{ +} #endif /* CONFIG_NUMA */ #endif diff --git a/include/linux/mfd/da8xx-cfgchip.h b/include/linux/mfd/da8xx-cfgchip.h new file mode 100644 index 0000000..304985e --- /dev/null +++ b/include/linux/mfd/da8xx-cfgchip.h @@ -0,0 +1,153 @@ +/* + * TI DaVinci DA8xx CHIPCFGx registers for syscon consumers. + * + * Copyright (C) 2016 David Lechner <david@lechnology.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef __LINUX_MFD_DA8XX_CFGCHIP_H +#define __LINUX_MFD_DA8XX_CFGCHIP_H + +#include <linux/bitops.h> + +/* register offset (32-bit registers) */ +#define CFGCHIP(n) ((n) * 4) + +/* CFGCHIP0 (PLL0/EDMA3_0) register bits */ +#define CFGCHIP0_PLL_MASTER_LOCK BIT(4) +#define CFGCHIP0_EDMA30TC1DBS(n) ((n) << 2) +#define CFGCHIP0_EDMA30TC1DBS_MASK CFGCHIP0_EDMA30TC1DBS(0x3) +#define CFGCHIP0_EDMA30TC1DBS_16 CFGCHIP0_EDMA30TC1DBS(0x0) +#define CFGCHIP0_EDMA30TC1DBS_32 CFGCHIP0_EDMA30TC1DBS(0x1) +#define CFGCHIP0_EDMA30TC1DBS_64 CFGCHIP0_EDMA30TC1DBS(0x2) +#define CFGCHIP0_EDMA30TC0DBS(n) ((n) << 0) +#define CFGCHIP0_EDMA30TC0DBS_MASK CFGCHIP0_EDMA30TC0DBS(0x3) +#define CFGCHIP0_EDMA30TC0DBS_16 CFGCHIP0_EDMA30TC0DBS(0x0) +#define CFGCHIP0_EDMA30TC0DBS_32 CFGCHIP0_EDMA30TC0DBS(0x1) +#define CFGCHIP0_EDMA30TC0DBS_64 CFGCHIP0_EDMA30TC0DBS(0x2) + +/* CFGCHIP1 (eCAP/HPI/EDMA3_1/eHRPWM TBCLK/McASP0 AMUTEIN) register bits */ +#define CFGCHIP1_CAP2SRC(n) ((n) << 27) +#define CFGCHIP1_CAP2SRC_MASK CFGCHIP1_CAP2SRC(0x1f) +#define CFGCHIP1_CAP2SRC_ECAP_PIN CFGCHIP1_CAP2SRC(0x0) +#define CFGCHIP1_CAP2SRC_MCASP0_TX CFGCHIP1_CAP2SRC(0x1) +#define CFGCHIP1_CAP2SRC_MCASP0_RX CFGCHIP1_CAP2SRC(0x2) +#define CFGCHIP1_CAP2SRC_EMAC_C0_RX_THRESHOLD CFGCHIP1_CAP2SRC(0x7) +#define CFGCHIP1_CAP2SRC_EMAC_C0_RX CFGCHIP1_CAP2SRC(0x8) +#define CFGCHIP1_CAP2SRC_EMAC_C0_TX CFGCHIP1_CAP2SRC(0x9) +#define CFGCHIP1_CAP2SRC_EMAC_C0_MISC CFGCHIP1_CAP2SRC(0xa) +#define CFGCHIP1_CAP2SRC_EMAC_C1_RX_THRESHOLD CFGCHIP1_CAP2SRC(0xb) +#define CFGCHIP1_CAP2SRC_EMAC_C1_RX CFGCHIP1_CAP2SRC(0xc) +#define CFGCHIP1_CAP2SRC_EMAC_C1_TX CFGCHIP1_CAP2SRC(0xd) +#define CFGCHIP1_CAP2SRC_EMAC_C1_MISC CFGCHIP1_CAP2SRC(0xe) +#define CFGCHIP1_CAP2SRC_EMAC_C2_RX_THRESHOLD CFGCHIP1_CAP2SRC(0xf) +#define CFGCHIP1_CAP2SRC_EMAC_C2_RX CFGCHIP1_CAP2SRC(0x10) +#define CFGCHIP1_CAP2SRC_EMAC_C2_TX CFGCHIP1_CAP2SRC(0x11) +#define CFGCHIP1_CAP2SRC_EMAC_C2_MISC CFGCHIP1_CAP2SRC(0x12) +#define CFGCHIP1_CAP1SRC(n) ((n) << 22) +#define CFGCHIP1_CAP1SRC_MASK CFGCHIP1_CAP1SRC(0x1f) +#define CFGCHIP1_CAP1SRC_ECAP_PIN CFGCHIP1_CAP1SRC(0x0) +#define CFGCHIP1_CAP1SRC_MCASP0_TX CFGCHIP1_CAP1SRC(0x1) +#define CFGCHIP1_CAP1SRC_MCASP0_RX CFGCHIP1_CAP1SRC(0x2) +#define CFGCHIP1_CAP1SRC_EMAC_C0_RX_THRESHOLD CFGCHIP1_CAP1SRC(0x7) +#define CFGCHIP1_CAP1SRC_EMAC_C0_RX CFGCHIP1_CAP1SRC(0x8) +#define CFGCHIP1_CAP1SRC_EMAC_C0_TX CFGCHIP1_CAP1SRC(0x9) +#define CFGCHIP1_CAP1SRC_EMAC_C0_MISC CFGCHIP1_CAP1SRC(0xa) +#define CFGCHIP1_CAP1SRC_EMAC_C1_RX_THRESHOLD CFGCHIP1_CAP1SRC(0xb) +#define CFGCHIP1_CAP1SRC_EMAC_C1_RX CFGCHIP1_CAP1SRC(0xc) +#define CFGCHIP1_CAP1SRC_EMAC_C1_TX CFGCHIP1_CAP1SRC(0xd) +#define CFGCHIP1_CAP1SRC_EMAC_C1_MISC CFGCHIP1_CAP1SRC(0xe) +#define CFGCHIP1_CAP1SRC_EMAC_C2_RX_THRESHOLD CFGCHIP1_CAP1SRC(0xf) +#define CFGCHIP1_CAP1SRC_EMAC_C2_RX CFGCHIP1_CAP1SRC(0x10) +#define CFGCHIP1_CAP1SRC_EMAC_C2_TX CFGCHIP1_CAP1SRC(0x11) +#define CFGCHIP1_CAP1SRC_EMAC_C2_MISC CFGCHIP1_CAP1SRC(0x12) +#define CFGCHIP1_CAP0SRC(n) ((n) << 17) +#define CFGCHIP1_CAP0SRC_MASK CFGCHIP1_CAP0SRC(0x1f) +#define CFGCHIP1_CAP0SRC_ECAP_PIN CFGCHIP1_CAP0SRC(0x0) +#define CFGCHIP1_CAP0SRC_MCASP0_TX CFGCHIP1_CAP0SRC(0x1) +#define CFGCHIP1_CAP0SRC_MCASP0_RX CFGCHIP1_CAP0SRC(0x2) +#define CFGCHIP1_CAP0SRC_EMAC_C0_RX_THRESHOLD CFGCHIP1_CAP0SRC(0x7) +#define CFGCHIP1_CAP0SRC_EMAC_C0_RX CFGCHIP1_CAP0SRC(0x8) +#define CFGCHIP1_CAP0SRC_EMAC_C0_TX CFGCHIP1_CAP0SRC(0x9) +#define CFGCHIP1_CAP0SRC_EMAC_C0_MISC CFGCHIP1_CAP0SRC(0xa) +#define CFGCHIP1_CAP0SRC_EMAC_C1_RX_THRESHOLD CFGCHIP1_CAP0SRC(0xb) +#define CFGCHIP1_CAP0SRC_EMAC_C1_RX CFGCHIP1_CAP0SRC(0xc) +#define CFGCHIP1_CAP0SRC_EMAC_C1_TX CFGCHIP1_CAP0SRC(0xd) +#define CFGCHIP1_CAP0SRC_EMAC_C1_MISC CFGCHIP1_CAP0SRC(0xe) +#define CFGCHIP1_CAP0SRC_EMAC_C2_RX_THRESHOLD CFGCHIP1_CAP0SRC(0xf) +#define CFGCHIP1_CAP0SRC_EMAC_C2_RX CFGCHIP1_CAP0SRC(0x10) +#define CFGCHIP1_CAP0SRC_EMAC_C2_TX CFGCHIP1_CAP0SRC(0x11) +#define CFGCHIP1_CAP0SRC_EMAC_C2_MISC CFGCHIP1_CAP0SRC(0x12) +#define CFGCHIP1_HPIBYTEAD BIT(16) +#define CFGCHIP1_HPIENA BIT(15) +#define CFGCHIP0_EDMA31TC0DBS(n) ((n) << 13) +#define CFGCHIP0_EDMA31TC0DBS_MASK CFGCHIP0_EDMA31TC0DBS(0x3) +#define CFGCHIP0_EDMA31TC0DBS_16 CFGCHIP0_EDMA31TC0DBS(0x0) +#define CFGCHIP0_EDMA31TC0DBS_32 CFGCHIP0_EDMA31TC0DBS(0x1) +#define CFGCHIP0_EDMA31TC0DBS_64 CFGCHIP0_EDMA31TC0DBS(0x2) +#define CFGCHIP1_TBCLKSYNC BIT(12) +#define CFGCHIP1_AMUTESEL0(n) ((n) << 0) +#define CFGCHIP1_AMUTESEL0_MASK CFGCHIP1_AMUTESEL0(0xf) +#define CFGCHIP1_AMUTESEL0_LOW CFGCHIP1_AMUTESEL0(0x0) +#define CFGCHIP1_AMUTESEL0_BANK_0 CFGCHIP1_AMUTESEL0(0x1) +#define CFGCHIP1_AMUTESEL0_BANK_1 CFGCHIP1_AMUTESEL0(0x2) +#define CFGCHIP1_AMUTESEL0_BANK_2 CFGCHIP1_AMUTESEL0(0x3) +#define CFGCHIP1_AMUTESEL0_BANK_3 CFGCHIP1_AMUTESEL0(0x4) +#define CFGCHIP1_AMUTESEL0_BANK_4 CFGCHIP1_AMUTESEL0(0x5) +#define CFGCHIP1_AMUTESEL0_BANK_5 CFGCHIP1_AMUTESEL0(0x6) +#define CFGCHIP1_AMUTESEL0_BANK_6 CFGCHIP1_AMUTESEL0(0x7) +#define CFGCHIP1_AMUTESEL0_BANK_7 CFGCHIP1_AMUTESEL0(0x8) + +/* CFGCHIP2 (USB PHY) register bits */ +#define CFGCHIP2_PHYCLKGD BIT(17) +#define CFGCHIP2_VBUSSENSE BIT(16) +#define CFGCHIP2_RESET BIT(15) +#define CFGCHIP2_OTGMODE(n) ((n) << 13) +#define CFGCHIP2_OTGMODE_MASK CFGCHIP2_OTGMODE(0x3) +#define CFGCHIP2_OTGMODE_NO_OVERRIDE CFGCHIP2_OTGMODE(0x0) +#define CFGCHIP2_OTGMODE_FORCE_HOST CFGCHIP2_OTGMODE(0x1) +#define CFGCHIP2_OTGMODE_FORCE_DEVICE CFGCHIP2_OTGMODE(0x2) +#define CFGCHIP2_OTGMODE_FORCE_HOST_VBUS_LOW CFGCHIP2_OTGMODE(0x3) +#define CFGCHIP2_USB1PHYCLKMUX BIT(12) +#define CFGCHIP2_USB2PHYCLKMUX BIT(11) +#define CFGCHIP2_PHYPWRDN BIT(10) +#define CFGCHIP2_OTGPWRDN BIT(9) +#define CFGCHIP2_DATPOL BIT(8) +#define CFGCHIP2_USB1SUSPENDM BIT(7) +#define CFGCHIP2_PHY_PLLON BIT(6) +#define CFGCHIP2_SESENDEN BIT(5) +#define CFGCHIP2_VBDTCTEN BIT(4) +#define CFGCHIP2_REFFREQ(n) ((n) << 0) +#define CFGCHIP2_REFFREQ_MASK CFGCHIP2_REFFREQ(0xf) +#define CFGCHIP2_REFFREQ_12MHZ CFGCHIP2_REFFREQ(0x1) +#define CFGCHIP2_REFFREQ_24MHZ CFGCHIP2_REFFREQ(0x2) +#define CFGCHIP2_REFFREQ_48MHZ CFGCHIP2_REFFREQ(0x3) +#define CFGCHIP2_REFFREQ_19_2MHZ CFGCHIP2_REFFREQ(0x4) +#define CFGCHIP2_REFFREQ_38_4MHZ CFGCHIP2_REFFREQ(0x5) +#define CFGCHIP2_REFFREQ_13MHZ CFGCHIP2_REFFREQ(0x6) +#define CFGCHIP2_REFFREQ_26MHZ CFGCHIP2_REFFREQ(0x7) +#define CFGCHIP2_REFFREQ_20MHZ CFGCHIP2_REFFREQ(0x8) +#define CFGCHIP2_REFFREQ_40MHZ CFGCHIP2_REFFREQ(0x9) + +/* CFGCHIP3 (EMAC/uPP/PLL1/ASYNC3/PRU/DIV4.5/EMIFA) register bits */ +#define CFGCHIP3_RMII_SEL BIT(8) +#define CFGCHIP3_UPP_TX_CLKSRC BIT(6) +#define CFGCHIP3_PLL1_MASTER_LOCK BIT(5) +#define CFGCHIP3_ASYNC3_CLKSRC BIT(4) +#define CFGCHIP3_PRUEVTSEL BIT(3) +#define CFGCHIP3_DIV45PENA BIT(2) +#define CFGCHIP3_EMA_CLKSRC BIT(1) + +/* CFGCHIP4 (McASP0 AMUNTEIN) register bits */ +#define CFGCHIP4_AMUTECLR0 BIT(0) + +#endif /* __LINUX_MFD_DA8XX_CFGCHIP_H */ diff --git a/include/linux/mfd/ti_am335x_tscadc.h b/include/linux/mfd/ti_am335x_tscadc.h index 2567a87..7f55b8b 100644 --- a/include/linux/mfd/ti_am335x_tscadc.h +++ b/include/linux/mfd/ti_am335x_tscadc.h @@ -138,16 +138,16 @@ /* * time in us for processing a single channel, calculated as follows: * - * num cycles = open delay + (sample delay + conv time) * averaging + * max num cycles = open delay + (sample delay + conv time) * averaging * - * num cycles: 152 + (1 + 13) * 16 = 376 + * max num cycles: 262143 + (255 + 13) * 16 = 266431 * * clock frequency: 26MHz / 8 = 3.25MHz * clock period: 1 / 3.25MHz = 308ns * - * processing time: 376 * 308ns = 116us + * max processing time: 266431 * 308ns = 83ms(approx) */ -#define IDLE_TIMEOUT 116 /* microsec */ +#define IDLE_TIMEOUT 83 /* milliseconds */ #define TSCADC_CELLS 2 diff --git a/include/linux/mlx4/cmd.h b/include/linux/mlx4/cmd.h index 116b284..1f35686 100644 --- a/include/linux/mlx4/cmd.h +++ b/include/linux/mlx4/cmd.h @@ -309,7 +309,8 @@ int mlx4_get_vf_stats(struct mlx4_dev *dev, int port, int vf_idx, struct ifla_vf_stats *vf_stats); u32 mlx4_comm_get_version(void); int mlx4_set_vf_mac(struct mlx4_dev *dev, int port, int vf, u64 mac); -int mlx4_set_vf_vlan(struct mlx4_dev *dev, int port, int vf, u16 vlan, u8 qos); +int mlx4_set_vf_vlan(struct mlx4_dev *dev, int port, int vf, u16 vlan, + u8 qos, __be16 proto); int mlx4_set_vf_rate(struct mlx4_dev *dev, int port, int vf, int min_tx_rate, int max_tx_rate); int mlx4_set_vf_spoofchk(struct mlx4_dev *dev, int port, int vf, bool setting); diff --git a/include/linux/mlx4/device.h b/include/linux/mlx4/device.h index 42da355..59b50d3 100644 --- a/include/linux/mlx4/device.h +++ b/include/linux/mlx4/device.h @@ -221,6 +221,7 @@ enum { MLX4_DEV_CAP_FLAG2_ROCE_V1_V2 = 1ULL << 33, MLX4_DEV_CAP_FLAG2_DMFS_UC_MC_SNIFFER = 1ULL << 34, MLX4_DEV_CAP_FLAG2_DIAG_PER_PORT = 1ULL << 35, + MLX4_DEV_CAP_FLAG2_SVLAN_BY_QP = 1ULL << 36, }; enum { @@ -1371,6 +1372,8 @@ int mlx4_SET_PORT_fcs_check(struct mlx4_dev *dev, u8 port, int mlx4_SET_PORT_VXLAN(struct mlx4_dev *dev, u8 port, u8 steering, int enable); int set_phv_bit(struct mlx4_dev *dev, u8 port, int new_val); int get_phv_bit(struct mlx4_dev *dev, u8 port, int *phv); +int mlx4_get_is_vlan_offload_disabled(struct mlx4_dev *dev, u8 port, + bool *vlan_offload_disabled); int mlx4_find_cached_mac(struct mlx4_dev *dev, u8 port, u64 mac, int *idx); int mlx4_find_cached_vlan(struct mlx4_dev *dev, u8 port, u16 vid, int *idx); int mlx4_register_vlan(struct mlx4_dev *dev, u8 port, u16 vlan, int *index); diff --git a/include/linux/mlx4/qp.h b/include/linux/mlx4/qp.h index deaa221..b4ee8f6 100644 --- a/include/linux/mlx4/qp.h +++ b/include/linux/mlx4/qp.h @@ -160,6 +160,7 @@ struct mlx4_qp_path { enum { /* fl */ MLX4_FL_CV = 1 << 6, + MLX4_FL_SV = 1 << 5, MLX4_FL_ETH_HIDE_CQE_VLAN = 1 << 2, MLX4_FL_ETH_SRC_CHECK_MC_LB = 1 << 1, MLX4_FL_ETH_SRC_CHECK_UC_LB = 1 << 0, @@ -267,6 +268,7 @@ enum { MLX4_UPD_QP_PATH_MASK_FVL_RX = 16 + 32, MLX4_UPD_QP_PATH_MASK_ETH_SRC_CHECK_UC_LB = 18 + 32, MLX4_UPD_QP_PATH_MASK_ETH_SRC_CHECK_MC_LB = 19 + 32, + MLX4_UPD_QP_PATH_MASK_SV = 22 + 32, }; enum { /* param3 */ diff --git a/include/linux/mlx5/driver.h b/include/linux/mlx5/driver.h index 5cb9fa7..85c4786 100644 --- a/include/linux/mlx5/driver.h +++ b/include/linux/mlx5/driver.h @@ -828,8 +828,6 @@ void mlx5_pagealloc_init(struct mlx5_core_dev *dev); void mlx5_pagealloc_cleanup(struct mlx5_core_dev *dev); int mlx5_pagealloc_start(struct mlx5_core_dev *dev); void mlx5_pagealloc_stop(struct mlx5_core_dev *dev); -int mlx5_sriov_init(struct mlx5_core_dev *dev); -int mlx5_sriov_cleanup(struct mlx5_core_dev *dev); void mlx5_core_req_pages_handler(struct mlx5_core_dev *dev, u16 func_id, s32 npages); int mlx5_satisfy_startup_pages(struct mlx5_core_dev *dev, int boot); @@ -932,6 +930,8 @@ enum { struct mlx5_interface { void * (*add)(struct mlx5_core_dev *dev); void (*remove)(struct mlx5_core_dev *dev, void *context); + int (*attach)(struct mlx5_core_dev *dev, void *context); + void (*detach)(struct mlx5_core_dev *dev, void *context); void (*event)(struct mlx5_core_dev *dev, void *context, enum mlx5_dev_event event, unsigned long param); void * (*get_dev)(void *context); diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h index 73a720f..6045d4d 100644 --- a/include/linux/mlx5/mlx5_ifc.h +++ b/include/linux/mlx5/mlx5_ifc.h @@ -6837,9 +6837,10 @@ struct mlx5_ifc_pude_reg_bits { }; struct mlx5_ifc_ptys_reg_bits { - u8 an_disable_cap[0x1]; + u8 reserved_at_0[0x1]; u8 an_disable_admin[0x1]; - u8 reserved_at_2[0x6]; + u8 an_disable_cap[0x1]; + u8 reserved_at_3[0x5]; u8 local_port[0x8]; u8 reserved_at_10[0xd]; u8 proto_mask[0x3]; diff --git a/include/linux/mm.h b/include/linux/mm.h index 08ed53e..ef815b9 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -2014,6 +2014,7 @@ extern void mm_drop_all_locks(struct mm_struct *mm); extern void set_mm_exe_file(struct mm_struct *mm, struct file *new_exe_file); extern struct file *get_mm_exe_file(struct mm_struct *mm); +extern struct file *get_task_exe_file(struct task_struct *task); extern bool may_expand_vm(struct mm_struct *, vm_flags_t, unsigned long npages); extern void vm_stat_account(struct mm_struct *, vm_flags_t, long npages); diff --git a/include/linux/mmc/sdio_ids.h b/include/linux/mmc/sdio_ids.h index 0d126ae..d43ef96 100644 --- a/include/linux/mmc/sdio_ids.h +++ b/include/linux/mmc/sdio_ids.h @@ -32,6 +32,7 @@ #define SDIO_DEVICE_ID_BROADCOM_43340 0xa94c #define SDIO_DEVICE_ID_BROADCOM_43341 0xa94d #define SDIO_DEVICE_ID_BROADCOM_4335_4339 0x4335 +#define SDIO_DEVICE_ID_BROADCOM_4339 0x4339 #define SDIO_DEVICE_ID_BROADCOM_43362 0xa962 #define SDIO_DEVICE_ID_BROADCOM_43430 0xa9a6 #define SDIO_DEVICE_ID_BROADCOM_4345 0x4345 diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h index d572b78..7f2ae99 100644 --- a/include/linux/mmzone.h +++ b/include/linux/mmzone.h @@ -828,9 +828,21 @@ unsigned long __init node_memmap_size_bytes(int, unsigned long, unsigned long); */ #define zone_idx(zone) ((zone) - (zone)->zone_pgdat->node_zones) -static inline int populated_zone(struct zone *zone) +/* + * Returns true if a zone has pages managed by the buddy allocator. + * All the reclaim decisions have to use this function rather than + * populated_zone(). If the whole zone is reserved then we can easily + * end up with populated_zone() && !managed_zone(). + */ +static inline bool managed_zone(struct zone *zone) +{ + return zone->managed_pages; +} + +/* Returns true if a zone has memory */ +static inline bool populated_zone(struct zone *zone) { - return (!!zone->present_pages); + return zone->present_pages; } extern int movable_zone; diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index 67bb978..1e8a5c7 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -789,6 +789,7 @@ enum { TC_SETUP_CLSU32, TC_SETUP_CLSFLOWER, TC_SETUP_MATCHALL, + TC_SETUP_CLSBPF, }; struct tc_cls_u32_offload; @@ -800,6 +801,7 @@ struct tc_to_netdev { struct tc_cls_u32_offload *cls_u32; struct tc_cls_flower_offload *cls_flower; struct tc_cls_matchall_offload *cls_mall; + struct tc_cls_bpf_offload *cls_bpf; }; }; @@ -924,6 +926,14 @@ struct netdev_xdp { * 3. Update dev->stats asynchronously and atomically, and define * neither operation. * + * bool (*ndo_has_offload_stats)(int attr_id) + * Return true if this device supports offload stats of this attr_id. + * + * int (*ndo_get_offload_stats)(int attr_id, const struct net_device *dev, + * void *attr_data) + * Get statistics for offload operations by attr_id. Write it into the + * attr_data pointer. + * * int (*ndo_vlan_rx_add_vid)(struct net_device *dev, __be16 proto, u16 vid); * If device supports VLAN filtering this function is called when a * VLAN id is registered. @@ -936,7 +946,8 @@ struct netdev_xdp { * * SR-IOV management functions. * int (*ndo_set_vf_mac)(struct net_device *dev, int vf, u8* mac); - * int (*ndo_set_vf_vlan)(struct net_device *dev, int vf, u16 vlan, u8 qos); + * int (*ndo_set_vf_vlan)(struct net_device *dev, int vf, u16 vlan, + * u8 qos, __be16 proto); * int (*ndo_set_vf_rate)(struct net_device *dev, int vf, int min_tx_rate, * int max_tx_rate); * int (*ndo_set_vf_spoofchk)(struct net_device *dev, int vf, bool setting); @@ -1155,6 +1166,10 @@ struct net_device_ops { struct rtnl_link_stats64* (*ndo_get_stats64)(struct net_device *dev, struct rtnl_link_stats64 *storage); + bool (*ndo_has_offload_stats)(int attr_id); + int (*ndo_get_offload_stats)(int attr_id, + const struct net_device *dev, + void *attr_data); struct net_device_stats* (*ndo_get_stats)(struct net_device *dev); int (*ndo_vlan_rx_add_vid)(struct net_device *dev, @@ -1173,7 +1188,8 @@ struct net_device_ops { int (*ndo_set_vf_mac)(struct net_device *dev, int queue, u8 *mac); int (*ndo_set_vf_vlan)(struct net_device *dev, - int queue, u16 vlan, u8 qos); + int queue, u16 vlan, + u8 qos, __be16 proto); int (*ndo_set_vf_rate)(struct net_device *dev, int vf, int min_tx_rate, int max_tx_rate); @@ -3266,6 +3282,7 @@ static inline void napi_free_frags(struct napi_struct *napi) napi->skb = NULL; } +bool netdev_is_rx_handler_busy(struct net_device *dev); int netdev_rx_handler_register(struct net_device *dev, rx_handler_func_t *rx_handler, void *rx_handler_data); diff --git a/include/linux/netfilter.h b/include/linux/netfilter.h index 9230f9a..e82b767 100644 --- a/include/linux/netfilter.h +++ b/include/linux/netfilter.h @@ -133,6 +133,8 @@ int nf_register_hook(struct nf_hook_ops *reg); void nf_unregister_hook(struct nf_hook_ops *reg); int nf_register_hooks(struct nf_hook_ops *reg, unsigned int n); void nf_unregister_hooks(struct nf_hook_ops *reg, unsigned int n); +int _nf_register_hooks(struct nf_hook_ops *reg, unsigned int n); +void _nf_unregister_hooks(struct nf_hook_ops *reg, unsigned int n); /* Functions to register get/setsockopt ranges (non-inclusive). You need to check permissions yourself! */ diff --git a/include/linux/nvme.h b/include/linux/nvme.h index d8b37ba..7676557 100644 --- a/include/linux/nvme.h +++ b/include/linux/nvme.h @@ -794,7 +794,7 @@ struct nvmf_connect_command { }; struct nvmf_connect_data { - uuid_le hostid; + uuid_be hostid; __le16 cntlid; char resv4[238]; char subsysnqn[NVMF_NQN_FIELD_LEN]; diff --git a/include/linux/pagemap.h b/include/linux/pagemap.h index 66a1260..7e3d537 100644 --- a/include/linux/pagemap.h +++ b/include/linux/pagemap.h @@ -571,56 +571,56 @@ static inline int fault_in_pages_readable(const char __user *uaddr, int size) */ static inline int fault_in_multipages_writeable(char __user *uaddr, int size) { - int ret = 0; char __user *end = uaddr + size - 1; if (unlikely(size == 0)) - return ret; + return 0; + if (unlikely(uaddr > end)) + return -EFAULT; /* * Writing zeroes into userspace here is OK, because we know that if * the zero gets there, we'll be overwriting it. */ - while (uaddr <= end) { - ret = __put_user(0, uaddr); - if (ret != 0) - return ret; + do { + if (unlikely(__put_user(0, uaddr) != 0)) + return -EFAULT; uaddr += PAGE_SIZE; - } + } while (uaddr <= end); /* Check whether the range spilled into the next page. */ if (((unsigned long)uaddr & PAGE_MASK) == ((unsigned long)end & PAGE_MASK)) - ret = __put_user(0, end); + return __put_user(0, end); - return ret; + return 0; } static inline int fault_in_multipages_readable(const char __user *uaddr, int size) { volatile char c; - int ret = 0; const char __user *end = uaddr + size - 1; if (unlikely(size == 0)) - return ret; + return 0; - while (uaddr <= end) { - ret = __get_user(c, uaddr); - if (ret != 0) - return ret; + if (unlikely(uaddr > end)) + return -EFAULT; + + do { + if (unlikely(__get_user(c, uaddr) != 0)) + return -EFAULT; uaddr += PAGE_SIZE; - } + } while (uaddr <= end); /* Check whether the range spilled into the next page. */ if (((unsigned long)uaddr & PAGE_MASK) == ((unsigned long)end & PAGE_MASK)) { - ret = __get_user(c, end); - (void)c; + return __get_user(c, end); } - return ret; + return 0; } int add_to_page_cache_locked(struct page *page, struct address_space *mapping, diff --git a/include/linux/pci.h b/include/linux/pci.h index fbc1fa6..0ab8359 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -683,15 +683,6 @@ struct pci_driver { #define to_pci_driver(drv) container_of(drv, struct pci_driver, driver) /** - * DEFINE_PCI_DEVICE_TABLE - macro used to describe a pci device table - * @_table: device table name - * - * This macro is deprecated and should not be used in new code. - */ -#define DEFINE_PCI_DEVICE_TABLE(_table) \ - const struct pci_device_id _table[] - -/** * PCI_DEVICE - macro used to describe a specific pci device * @vend: the 16 bit PCI Vendor ID * @dev: the 16 bit PCI Device ID diff --git a/include/linux/phy.h b/include/linux/phy.h index 2d24b28..e25f183 100644 --- a/include/linux/phy.h +++ b/include/linux/phy.h @@ -80,6 +80,7 @@ typedef enum { PHY_INTERFACE_MODE_XGMII, PHY_INTERFACE_MODE_MOCA, PHY_INTERFACE_MODE_QSGMII, + PHY_INTERFACE_MODE_TRGMII, PHY_INTERFACE_MODE_MAX, } phy_interface_t; @@ -123,6 +124,8 @@ static inline const char *phy_modes(phy_interface_t interface) return "moca"; case PHY_INTERFACE_MODE_QSGMII: return "qsgmii"; + case PHY_INTERFACE_MODE_TRGMII: + return "trgmii"; default: return "unknown"; } diff --git a/include/linux/ptp_clock_kernel.h b/include/linux/ptp_clock_kernel.h index 6b15e16..5ad54fc 100644 --- a/include/linux/ptp_clock_kernel.h +++ b/include/linux/ptp_clock_kernel.h @@ -127,6 +127,11 @@ struct ptp_clock; * * @info: Structure describing the new clock. * @parent: Pointer to the parent device of the new clock. + * + * Returns a valid pointer on success or PTR_ERR on failure. If PHC + * support is missing at the configuration level, this function + * returns NULL, and drivers are expected to gracefully handle that + * case separately. */ extern struct ptp_clock *ptp_clock_register(struct ptp_clock_info *info, diff --git a/include/linux/rhashtable.h b/include/linux/rhashtable.h index fd82584..5c132d3 100644 --- a/include/linux/rhashtable.h +++ b/include/linux/rhashtable.h @@ -1,7 +1,7 @@ /* * Resizable, Scalable, Concurrent Hash Table * - * Copyright (c) 2015 Herbert Xu <herbert@gondor.apana.org.au> + * Copyright (c) 2015-2016 Herbert Xu <herbert@gondor.apana.org.au> * Copyright (c) 2014-2015 Thomas Graf <tgraf@suug.ch> * Copyright (c) 2008-2014 Patrick McHardy <kaber@trash.net> * @@ -53,6 +53,11 @@ struct rhash_head { struct rhash_head __rcu *next; }; +struct rhlist_head { + struct rhash_head rhead; + struct rhlist_head __rcu *next; +}; + /** * struct bucket_table - Table of hash buckets * @size: Number of hash buckets @@ -137,6 +142,7 @@ struct rhashtable_params { * @key_len: Key length for hashfn * @elasticity: Maximum chain length before rehash * @p: Configuration parameters + * @rhlist: True if this is an rhltable * @run_work: Deferred worker to expand/shrink asynchronously * @mutex: Mutex to protect current/future table swapping * @lock: Spin lock to protect walker list @@ -147,12 +153,21 @@ struct rhashtable { unsigned int key_len; unsigned int elasticity; struct rhashtable_params p; + bool rhlist; struct work_struct run_work; struct mutex mutex; spinlock_t lock; }; /** + * struct rhltable - Hash table with duplicate objects in a list + * @ht: Underlying rhtable + */ +struct rhltable { + struct rhashtable ht; +}; + +/** * struct rhashtable_walker - Hash table walker * @list: List entry on list of walkers * @tbl: The table that we were walking over @@ -163,9 +178,10 @@ struct rhashtable_walker { }; /** - * struct rhashtable_iter - Hash table iterator, fits into netlink cb + * struct rhashtable_iter - Hash table iterator * @ht: Table to iterate through * @p: Current pointer + * @list: Current hash list pointer * @walker: Associated rhashtable walker * @slot: Current slot * @skip: Number of entries to skip in slot @@ -173,6 +189,7 @@ struct rhashtable_walker { struct rhashtable_iter { struct rhashtable *ht; struct rhash_head *p; + struct rhlist_head *list; struct rhashtable_walker walker; unsigned int slot; unsigned int skip; @@ -339,13 +356,11 @@ static inline int lockdep_rht_bucket_is_held(const struct bucket_table *tbl, int rhashtable_init(struct rhashtable *ht, const struct rhashtable_params *params); +int rhltable_init(struct rhltable *hlt, + const struct rhashtable_params *params); -struct bucket_table *rhashtable_insert_slow(struct rhashtable *ht, - const void *key, - struct rhash_head *obj, - struct bucket_table *old_tbl, - void **data); -int rhashtable_insert_rehash(struct rhashtable *ht, struct bucket_table *tbl); +void *rhashtable_insert_slow(struct rhashtable *ht, const void *key, + struct rhash_head *obj); void rhashtable_walk_enter(struct rhashtable *ht, struct rhashtable_iter *iter); @@ -507,6 +522,31 @@ void rhashtable_destroy(struct rhashtable *ht); rht_for_each_entry_rcu_continue(tpos, pos, (tbl)->buckets[hash],\ tbl, hash, member) +/** + * rhl_for_each_rcu - iterate over rcu hash table list + * @pos: the &struct rlist_head to use as a loop cursor. + * @list: the head of the list + * + * This hash chain list-traversal primitive should be used on the + * list returned by rhltable_lookup. + */ +#define rhl_for_each_rcu(pos, list) \ + for (pos = list; pos; pos = rcu_dereference_raw(pos->next)) + +/** + * rhl_for_each_entry_rcu - iterate over rcu hash table list of given type + * @tpos: the type * to use as a loop cursor. + * @pos: the &struct rlist_head to use as a loop cursor. + * @list: the head of the list + * @member: name of the &struct rlist_head within the hashable struct. + * + * This hash chain list-traversal primitive should be used on the + * list returned by rhltable_lookup. + */ +#define rhl_for_each_entry_rcu(tpos, pos, list, member) \ + for (pos = list; pos && rht_entry(tpos, pos, member); \ + pos = rcu_dereference_raw(pos->next)) + static inline int rhashtable_compare(struct rhashtable_compare_arg *arg, const void *obj) { @@ -516,18 +556,8 @@ static inline int rhashtable_compare(struct rhashtable_compare_arg *arg, return memcmp(ptr + ht->p.key_offset, arg->key, ht->p.key_len); } -/** - * rhashtable_lookup_fast - search hash table, inlined version - * @ht: hash table - * @key: the pointer to the key - * @params: hash table parameters - * - * Computes the hash value for the key and traverses the bucket chain looking - * for a entry with an identical key. The first matching entry is returned. - * - * Returns the first entry on which the compare function returned true. - */ -static inline void *rhashtable_lookup_fast( +/* Internal function, do not use. */ +static inline struct rhash_head *__rhashtable_lookup( struct rhashtable *ht, const void *key, const struct rhashtable_params params) { @@ -539,8 +569,6 @@ static inline void *rhashtable_lookup_fast( struct rhash_head *he; unsigned int hash; - rcu_read_lock(); - tbl = rht_dereference_rcu(ht->tbl, ht); restart: hash = rht_key_hashfn(ht, tbl, key, params); @@ -549,8 +577,7 @@ restart: params.obj_cmpfn(&arg, rht_obj(ht, he)) : rhashtable_compare(&arg, rht_obj(ht, he))) continue; - rcu_read_unlock(); - return rht_obj(ht, he); + return he; } /* Ensure we see any new tables. */ @@ -559,96 +586,165 @@ restart: tbl = rht_dereference_rcu(tbl->future_tbl, ht); if (unlikely(tbl)) goto restart; - rcu_read_unlock(); return NULL; } +/** + * rhashtable_lookup - search hash table + * @ht: hash table + * @key: the pointer to the key + * @params: hash table parameters + * + * Computes the hash value for the key and traverses the bucket chain looking + * for a entry with an identical key. The first matching entry is returned. + * + * This must only be called under the RCU read lock. + * + * Returns the first entry on which the compare function returned true. + */ +static inline void *rhashtable_lookup( + struct rhashtable *ht, const void *key, + const struct rhashtable_params params) +{ + struct rhash_head *he = __rhashtable_lookup(ht, key, params); + + return he ? rht_obj(ht, he) : NULL; +} + +/** + * rhashtable_lookup_fast - search hash table, without RCU read lock + * @ht: hash table + * @key: the pointer to the key + * @params: hash table parameters + * + * Computes the hash value for the key and traverses the bucket chain looking + * for a entry with an identical key. The first matching entry is returned. + * + * Only use this function when you have other mechanisms guaranteeing + * that the object won't go away after the RCU read lock is released. + * + * Returns the first entry on which the compare function returned true. + */ +static inline void *rhashtable_lookup_fast( + struct rhashtable *ht, const void *key, + const struct rhashtable_params params) +{ + void *obj; + + rcu_read_lock(); + obj = rhashtable_lookup(ht, key, params); + rcu_read_unlock(); + + return obj; +} + +/** + * rhltable_lookup - search hash list table + * @hlt: hash table + * @key: the pointer to the key + * @params: hash table parameters + * + * Computes the hash value for the key and traverses the bucket chain looking + * for a entry with an identical key. All matching entries are returned + * in a list. + * + * This must only be called under the RCU read lock. + * + * Returns the list of entries that match the given key. + */ +static inline struct rhlist_head *rhltable_lookup( + struct rhltable *hlt, const void *key, + const struct rhashtable_params params) +{ + struct rhash_head *he = __rhashtable_lookup(&hlt->ht, key, params); + + return he ? container_of(he, struct rhlist_head, rhead) : NULL; +} + /* Internal function, please use rhashtable_insert_fast() instead. This * function returns the existing element already in hashes in there is a clash, * otherwise it returns an error via ERR_PTR(). */ static inline void *__rhashtable_insert_fast( struct rhashtable *ht, const void *key, struct rhash_head *obj, - const struct rhashtable_params params) + const struct rhashtable_params params, bool rhlist) { struct rhashtable_compare_arg arg = { .ht = ht, .key = key, }; - struct bucket_table *tbl, *new_tbl; + struct rhash_head __rcu **pprev; + struct bucket_table *tbl; struct rhash_head *head; spinlock_t *lock; - unsigned int elasticity; unsigned int hash; - void *data = NULL; - int err; + int elasticity; + void *data; -restart: rcu_read_lock(); tbl = rht_dereference_rcu(ht->tbl, ht); + hash = rht_head_hashfn(ht, tbl, obj, params); + lock = rht_bucket_lock(tbl, hash); + spin_lock_bh(lock); - /* All insertions must grab the oldest table containing - * the hashed bucket that is yet to be rehashed. - */ - for (;;) { - hash = rht_head_hashfn(ht, tbl, obj, params); - lock = rht_bucket_lock(tbl, hash); - spin_lock_bh(lock); - - if (tbl->rehash <= hash) - break; - + if (unlikely(rht_dereference_bucket(tbl->future_tbl, tbl, hash))) { +slow_path: spin_unlock_bh(lock); - tbl = rht_dereference_rcu(tbl->future_tbl, ht); + rcu_read_unlock(); + return rhashtable_insert_slow(ht, key, obj); } - new_tbl = rht_dereference_rcu(tbl->future_tbl, ht); - if (unlikely(new_tbl)) { - tbl = rhashtable_insert_slow(ht, key, obj, new_tbl, &data); - if (!IS_ERR_OR_NULL(tbl)) - goto slow_path; + elasticity = ht->elasticity; + pprev = &tbl->buckets[hash]; + rht_for_each(head, tbl, hash) { + struct rhlist_head *plist; + struct rhlist_head *list; + + elasticity--; + if (!key || + (params.obj_cmpfn ? + params.obj_cmpfn(&arg, rht_obj(ht, head)) : + rhashtable_compare(&arg, rht_obj(ht, head)))) + continue; + + data = rht_obj(ht, head); - err = PTR_ERR(tbl); - if (err == -EEXIST) - err = 0; + if (!rhlist) + goto out; - goto out; - } - err = -E2BIG; - if (unlikely(rht_grow_above_max(ht, tbl))) - goto out; + list = container_of(obj, struct rhlist_head, rhead); + plist = container_of(head, struct rhlist_head, rhead); - if (unlikely(rht_grow_above_100(ht, tbl))) { -slow_path: - spin_unlock_bh(lock); - err = rhashtable_insert_rehash(ht, tbl); - rcu_read_unlock(); - if (err) - return ERR_PTR(err); + RCU_INIT_POINTER(list->next, plist); + head = rht_dereference_bucket(head->next, tbl, hash); + RCU_INIT_POINTER(list->rhead.next, head); + rcu_assign_pointer(*pprev, obj); - goto restart; + goto good; } - err = 0; - elasticity = ht->elasticity; - rht_for_each(head, tbl, hash) { - if (key && - unlikely(!(params.obj_cmpfn ? - params.obj_cmpfn(&arg, rht_obj(ht, head)) : - rhashtable_compare(&arg, rht_obj(ht, head))))) { - data = rht_obj(ht, head); - goto out; - } - if (!--elasticity) - goto slow_path; - } + if (elasticity <= 0) + goto slow_path; + + data = ERR_PTR(-E2BIG); + if (unlikely(rht_grow_above_max(ht, tbl))) + goto out; + + if (unlikely(rht_grow_above_100(ht, tbl))) + goto slow_path; head = rht_dereference_bucket(tbl->buckets[hash], tbl, hash); RCU_INIT_POINTER(obj->next, head); + if (rhlist) { + struct rhlist_head *list; + + list = container_of(obj, struct rhlist_head, rhead); + RCU_INIT_POINTER(list->next, NULL); + } rcu_assign_pointer(tbl->buckets[hash], obj); @@ -656,11 +752,14 @@ slow_path: if (rht_grow_above_75(ht, tbl)) schedule_work(&ht->run_work); +good: + data = NULL; + out: spin_unlock_bh(lock); rcu_read_unlock(); - return err ? ERR_PTR(err) : data; + return data; } /** @@ -685,7 +784,7 @@ static inline int rhashtable_insert_fast( { void *ret; - ret = __rhashtable_insert_fast(ht, NULL, obj, params); + ret = __rhashtable_insert_fast(ht, NULL, obj, params, false); if (IS_ERR(ret)) return PTR_ERR(ret); @@ -693,6 +792,58 @@ static inline int rhashtable_insert_fast( } /** + * rhltable_insert_key - insert object into hash list table + * @hlt: hash list table + * @key: the pointer to the key + * @list: pointer to hash list head inside object + * @params: hash table parameters + * + * Will take a per bucket spinlock to protect against mutual mutations + * on the same bucket. Multiple insertions may occur in parallel unless + * they map to the same bucket lock. + * + * It is safe to call this function from atomic context. + * + * Will trigger an automatic deferred table resizing if the size grows + * beyond the watermark indicated by grow_decision() which can be passed + * to rhashtable_init(). + */ +static inline int rhltable_insert_key( + struct rhltable *hlt, const void *key, struct rhlist_head *list, + const struct rhashtable_params params) +{ + return PTR_ERR(__rhashtable_insert_fast(&hlt->ht, key, &list->rhead, + params, true)); +} + +/** + * rhltable_insert - insert object into hash list table + * @hlt: hash list table + * @list: pointer to hash list head inside object + * @params: hash table parameters + * + * Will take a per bucket spinlock to protect against mutual mutations + * on the same bucket. Multiple insertions may occur in parallel unless + * they map to the same bucket lock. + * + * It is safe to call this function from atomic context. + * + * Will trigger an automatic deferred table resizing if the size grows + * beyond the watermark indicated by grow_decision() which can be passed + * to rhashtable_init(). + */ +static inline int rhltable_insert( + struct rhltable *hlt, struct rhlist_head *list, + const struct rhashtable_params params) +{ + const char *key = rht_obj(&hlt->ht, &list->rhead); + + key += params.key_offset; + + return rhltable_insert_key(hlt, key, list, params); +} + +/** * rhashtable_lookup_insert_fast - lookup and insert object into hash table * @ht: hash table * @obj: pointer to hash head inside object @@ -722,7 +873,8 @@ static inline int rhashtable_lookup_insert_fast( BUG_ON(ht->p.obj_hashfn); - ret = __rhashtable_insert_fast(ht, key + ht->p.key_offset, obj, params); + ret = __rhashtable_insert_fast(ht, key + ht->p.key_offset, obj, params, + false); if (IS_ERR(ret)) return PTR_ERR(ret); @@ -759,7 +911,7 @@ static inline int rhashtable_lookup_insert_key( BUG_ON(!ht->p.obj_hashfn || !key); - ret = __rhashtable_insert_fast(ht, key, obj, params); + ret = __rhashtable_insert_fast(ht, key, obj, params, false); if (IS_ERR(ret)) return PTR_ERR(ret); @@ -783,13 +935,14 @@ static inline void *rhashtable_lookup_get_insert_key( { BUG_ON(!ht->p.obj_hashfn || !key); - return __rhashtable_insert_fast(ht, key, obj, params); + return __rhashtable_insert_fast(ht, key, obj, params, false); } /* Internal function, please use rhashtable_remove_fast() instead */ -static inline int __rhashtable_remove_fast( +static inline int __rhashtable_remove_fast_one( struct rhashtable *ht, struct bucket_table *tbl, - struct rhash_head *obj, const struct rhashtable_params params) + struct rhash_head *obj, const struct rhashtable_params params, + bool rhlist) { struct rhash_head __rcu **pprev; struct rhash_head *he; @@ -804,39 +957,66 @@ static inline int __rhashtable_remove_fast( pprev = &tbl->buckets[hash]; rht_for_each(he, tbl, hash) { + struct rhlist_head *list; + + list = container_of(he, struct rhlist_head, rhead); + if (he != obj) { + struct rhlist_head __rcu **lpprev; + pprev = &he->next; - continue; + + if (!rhlist) + continue; + + do { + lpprev = &list->next; + list = rht_dereference_bucket(list->next, + tbl, hash); + } while (list && obj != &list->rhead); + + if (!list) + continue; + + list = rht_dereference_bucket(list->next, tbl, hash); + RCU_INIT_POINTER(*lpprev, list); + err = 0; + break; } - rcu_assign_pointer(*pprev, obj->next); - err = 0; + obj = rht_dereference_bucket(obj->next, tbl, hash); + err = 1; + + if (rhlist) { + list = rht_dereference_bucket(list->next, tbl, hash); + if (list) { + RCU_INIT_POINTER(list->rhead.next, obj); + obj = &list->rhead; + err = 0; + } + } + + rcu_assign_pointer(*pprev, obj); break; } spin_unlock_bh(lock); + if (err > 0) { + atomic_dec(&ht->nelems); + if (unlikely(ht->p.automatic_shrinking && + rht_shrink_below_30(ht, tbl))) + schedule_work(&ht->run_work); + err = 0; + } + return err; } -/** - * rhashtable_remove_fast - remove object from hash table - * @ht: hash table - * @obj: pointer to hash head inside object - * @params: hash table parameters - * - * Since the hash chain is single linked, the removal operation needs to - * walk the bucket chain upon removal. The removal operation is thus - * considerable slow if the hash table is not correctly sized. - * - * Will automatically shrink the table via rhashtable_expand() if the - * shrink_decision function specified at rhashtable_init() returns true. - * - * Returns zero on success, -ENOENT if the entry could not be found. - */ -static inline int rhashtable_remove_fast( +/* Internal function, please use rhashtable_remove_fast() instead */ +static inline int __rhashtable_remove_fast( struct rhashtable *ht, struct rhash_head *obj, - const struct rhashtable_params params) + const struct rhashtable_params params, bool rhlist) { struct bucket_table *tbl; int err; @@ -850,24 +1030,60 @@ static inline int rhashtable_remove_fast( * visible then that guarantees the entry to still be in * the old tbl if it exists. */ - while ((err = __rhashtable_remove_fast(ht, tbl, obj, params)) && + while ((err = __rhashtable_remove_fast_one(ht, tbl, obj, params, + rhlist)) && (tbl = rht_dereference_rcu(tbl->future_tbl, ht))) ; - if (err) - goto out; - - atomic_dec(&ht->nelems); - if (unlikely(ht->p.automatic_shrinking && - rht_shrink_below_30(ht, tbl))) - schedule_work(&ht->run_work); - -out: rcu_read_unlock(); return err; } +/** + * rhashtable_remove_fast - remove object from hash table + * @ht: hash table + * @obj: pointer to hash head inside object + * @params: hash table parameters + * + * Since the hash chain is single linked, the removal operation needs to + * walk the bucket chain upon removal. The removal operation is thus + * considerable slow if the hash table is not correctly sized. + * + * Will automatically shrink the table via rhashtable_expand() if the + * shrink_decision function specified at rhashtable_init() returns true. + * + * Returns zero on success, -ENOENT if the entry could not be found. + */ +static inline int rhashtable_remove_fast( + struct rhashtable *ht, struct rhash_head *obj, + const struct rhashtable_params params) +{ + return __rhashtable_remove_fast(ht, obj, params, false); +} + +/** + * rhltable_remove - remove object from hash list table + * @hlt: hash list table + * @list: pointer to hash list head inside object + * @params: hash table parameters + * + * Since the hash chain is single linked, the removal operation needs to + * walk the bucket chain upon removal. The removal operation is thus + * considerable slow if the hash table is not correctly sized. + * + * Will automatically shrink the table via rhashtable_expand() if the + * shrink_decision function specified at rhashtable_init() returns true. + * + * Returns zero on success, -ENOENT if the entry could not be found. + */ +static inline int rhltable_remove( + struct rhltable *hlt, struct rhlist_head *list, + const struct rhashtable_params params) +{ + return __rhashtable_remove_fast(&hlt->ht, &list->rhead, params, true); +} + /* Internal function, please use rhashtable_replace_fast() instead */ static inline int __rhashtable_replace_fast( struct rhashtable *ht, struct bucket_table *tbl, @@ -958,4 +1174,51 @@ static inline int rhashtable_walk_init(struct rhashtable *ht, return 0; } +/** + * rhltable_walk_enter - Initialise an iterator + * @hlt: Table to walk over + * @iter: Hash table Iterator + * + * This function prepares a hash table walk. + * + * Note that if you restart a walk after rhashtable_walk_stop you + * may see the same object twice. Also, you may miss objects if + * there are removals in between rhashtable_walk_stop and the next + * call to rhashtable_walk_start. + * + * For a completely stable walk you should construct your own data + * structure outside the hash table. + * + * This function may sleep so you must not call it from interrupt + * context or with spin locks held. + * + * You must call rhashtable_walk_exit after this function returns. + */ +static inline void rhltable_walk_enter(struct rhltable *hlt, + struct rhashtable_iter *iter) +{ + return rhashtable_walk_enter(&hlt->ht, iter); +} + +/** + * rhltable_free_and_destroy - free elements and destroy hash list table + * @hlt: the hash list table to destroy + * @free_fn: callback to release resources of element + * @arg: pointer passed to free_fn + * + * See documentation for rhashtable_free_and_destroy. + */ +static inline void rhltable_free_and_destroy(struct rhltable *hlt, + void (*free_fn)(void *ptr, + void *arg), + void *arg) +{ + return rhashtable_free_and_destroy(&hlt->ht, free_fn, arg); +} + +static inline void rhltable_destroy(struct rhltable *hlt) +{ + return rhltable_free_and_destroy(hlt, NULL, NULL); +} + #endif /* _LINUX_RHASHTABLE_H */ diff --git a/include/linux/serial_8250.h b/include/linux/serial_8250.h index 923266c..48ec765 100644 --- a/include/linux/serial_8250.h +++ b/include/linux/serial_8250.h @@ -111,7 +111,6 @@ struct uart_8250_port { * if no_console_suspend */ unsigned char probe; - struct mctrl_gpios *gpios; #define UART_PROBE_RSA (1 << 0) /* diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index 4c5662f..9bf60b5 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h @@ -676,13 +676,23 @@ struct sk_buff { */ kmemcheck_bitfield_begin(flags1); __u16 queue_mapping; + +/* if you move cloned around you also must adapt those constants */ +#ifdef __BIG_ENDIAN_BITFIELD +#define CLONED_MASK (1 << 7) +#else +#define CLONED_MASK 1 +#endif +#define CLONED_OFFSET() offsetof(struct sk_buff, __cloned_offset) + + __u8 __cloned_offset[0]; __u8 cloned:1, nohdr:1, fclone:2, peeked:1, head_frag:1, - xmit_more:1; - /* one bit hole */ + xmit_more:1, + __unused:1; /* one bit hole */ kmemcheck_bitfield_end(flags1); /* fields enclosed in headers_start/headers_end are copied @@ -3075,6 +3085,7 @@ bool skb_gso_validate_mtu(const struct sk_buff *skb, unsigned int mtu); struct sk_buff *skb_segment(struct sk_buff *skb, netdev_features_t features); struct sk_buff *skb_vlan_untag(struct sk_buff *skb); int skb_ensure_writable(struct sk_buff *skb, int write_len); +int __skb_vlan_pop(struct sk_buff *skb, u16 *vlan_tci); int skb_vlan_pop(struct sk_buff *skb); int skb_vlan_push(struct sk_buff *skb, __be16 vlan_proto, u16 vlan_tci); struct sk_buff *pskb_extract(struct sk_buff *skb, int off, int to_copy, diff --git a/include/linux/tcp.h b/include/linux/tcp.h index c723a46..a17ae7b 100644 --- a/include/linux/tcp.h +++ b/include/linux/tcp.h @@ -19,6 +19,7 @@ #include <linux/skbuff.h> +#include <linux/win_minmax.h> #include <net/sock.h> #include <net/inet_connection_sock.h> #include <net/inet_timewait_sock.h> @@ -212,7 +213,8 @@ struct tcp_sock { u8 reord; /* reordering detected */ } rack; u16 advmss; /* Advertised MSS */ - u8 unused; + u8 rate_app_limited:1, /* rate_{delivered,interval_us} limited? */ + unused:7; u8 nonagle : 4,/* Disable Nagle algorithm? */ thin_lto : 1,/* Use linear timeouts for thin streams */ thin_dupack : 1,/* Fast retransmit on first dupack */ @@ -234,9 +236,7 @@ struct tcp_sock { u32 mdev_max_us; /* maximal mdev for the last rtt period */ u32 rttvar_us; /* smoothed mdev_max */ u32 rtt_seq; /* sequence number to update rttvar */ - struct rtt_meas { - u32 rtt, ts; /* RTT in usec and sampling time in jiffies. */ - } rtt_min[3]; + struct minmax rtt_min; u32 packets_out; /* Packets which are "in flight" */ u32 retrans_out; /* Retransmitted packets out */ @@ -268,6 +268,12 @@ struct tcp_sock { * receiver in Recovery. */ u32 prr_out; /* Total number of pkts sent during Recovery. */ u32 delivered; /* Total data packets delivered incl. rexmits */ + u32 lost; /* Total data packets lost incl. rexmits */ + u32 app_limited; /* limited until "delivered" reaches this val */ + struct skb_mstamp first_tx_mstamp; /* start of window send phase */ + struct skb_mstamp delivered_mstamp; /* time we reached "delivered" */ + u32 rate_delivered; /* saved rate sample: packets delivered */ + u32 rate_interval_us; /* saved rate sample: time elapsed */ u32 rcv_wnd; /* Current receiver window */ u32 write_seq; /* Tail(+1) of data held in tcp send buffer */ diff --git a/include/linux/thread_info.h b/include/linux/thread_info.h index cbd8990..2b5b10e 100644 --- a/include/linux/thread_info.h +++ b/include/linux/thread_info.h @@ -118,10 +118,11 @@ static inline int arch_within_stack_frames(const void * const stack, extern void __check_object_size(const void *ptr, unsigned long n, bool to_user); -static inline void check_object_size(const void *ptr, unsigned long n, - bool to_user) +static __always_inline void check_object_size(const void *ptr, unsigned long n, + bool to_user) { - __check_object_size(ptr, n, to_user); + if (!__builtin_constant_p(n)) + __check_object_size(ptr, n, to_user); } #else static inline void check_object_size(const void *ptr, unsigned long n, diff --git a/include/linux/uio.h b/include/linux/uio.h index 1b5d1cd..75b4aaf 100644 --- a/include/linux/uio.h +++ b/include/linux/uio.h @@ -76,7 +76,7 @@ size_t iov_iter_copy_from_user_atomic(struct page *page, struct iov_iter *i, unsigned long offset, size_t bytes); void iov_iter_advance(struct iov_iter *i, size_t bytes); int iov_iter_fault_in_readable(struct iov_iter *i, size_t bytes); -int iov_iter_fault_in_multipages_readable(struct iov_iter *i, size_t bytes); +#define iov_iter_fault_in_multipages_readable iov_iter_fault_in_readable size_t iov_iter_single_seg_count(const struct iov_iter *i); size_t copy_page_to_iter(struct page *page, size_t offset, size_t bytes, struct iov_iter *i); diff --git a/include/linux/win_minmax.h b/include/linux/win_minmax.h new file mode 100644 index 0000000..5656960 --- /dev/null +++ b/include/linux/win_minmax.h @@ -0,0 +1,37 @@ +/** + * lib/minmax.c: windowed min/max tracker by Kathleen Nichols. + * + */ +#ifndef MINMAX_H +#define MINMAX_H + +#include <linux/types.h> + +/* A single data point for our parameterized min-max tracker */ +struct minmax_sample { + u32 t; /* time measurement was taken */ + u32 v; /* value measured */ +}; + +/* State for the parameterized min-max tracker */ +struct minmax { + struct minmax_sample s[3]; +}; + +static inline u32 minmax_get(const struct minmax *m) +{ + return m->s[0].v; +} + +static inline u32 minmax_reset(struct minmax *m, u32 t, u32 meas) +{ + struct minmax_sample val = { .t = t, .v = meas }; + + m->s[2] = m->s[1] = m->s[0] = val; + return m->s[0].v; +} + +u32 minmax_running_max(struct minmax *m, u32 win, u32 t, u32 meas); +u32 minmax_running_min(struct minmax *m, u32 win, u32 t, u32 meas); + +#endif diff --git a/include/media/cec.h b/include/media/cec.h index dc7854b..fdb5d60 100644 --- a/include/media/cec.h +++ b/include/media/cec.h @@ -57,8 +57,8 @@ struct cec_devnode { int minor; bool registered; bool unregistered; - struct mutex fhs_lock; struct list_head fhs; + struct mutex lock; }; struct cec_adapter; diff --git a/include/net/af_rxrpc.h b/include/net/af_rxrpc.h index 08ed872..1061a47 100644 --- a/include/net/af_rxrpc.h +++ b/include/net/af_rxrpc.h @@ -21,10 +21,14 @@ struct rxrpc_call; typedef void (*rxrpc_notify_rx_t)(struct sock *, struct rxrpc_call *, unsigned long); -typedef void (*rxrpc_notify_new_call_t)(struct sock *); +typedef void (*rxrpc_notify_new_call_t)(struct sock *, struct rxrpc_call *, + unsigned long); +typedef void (*rxrpc_discard_new_call_t)(struct rxrpc_call *, unsigned long); +typedef void (*rxrpc_user_attach_call_t)(struct rxrpc_call *, unsigned long); void rxrpc_kernel_new_call_notification(struct socket *, - rxrpc_notify_new_call_t); + rxrpc_notify_new_call_t, + rxrpc_discard_new_call_t); struct rxrpc_call *rxrpc_kernel_begin_call(struct socket *, struct sockaddr_rxrpc *, struct key *, @@ -38,10 +42,9 @@ int rxrpc_kernel_recv_data(struct socket *, struct rxrpc_call *, void rxrpc_kernel_abort_call(struct socket *, struct rxrpc_call *, u32, int, const char *); void rxrpc_kernel_end_call(struct socket *, struct rxrpc_call *); -struct rxrpc_call *rxrpc_kernel_accept_call(struct socket *, unsigned long, - rxrpc_notify_rx_t); -int rxrpc_kernel_reject_call(struct socket *); void rxrpc_kernel_get_peer(struct socket *, struct rxrpc_call *, struct sockaddr_rxrpc *); +int rxrpc_kernel_charge_accept(struct socket *, rxrpc_notify_rx_t, + rxrpc_user_attach_call_t, unsigned long, gfp_t); #endif /* _NET_RXRPC_H */ diff --git a/include/net/af_unix.h b/include/net/af_unix.h index 9b4c418..fd60ecc 100644 --- a/include/net/af_unix.h +++ b/include/net/af_unix.h @@ -52,7 +52,7 @@ struct unix_sock { struct sock sk; struct unix_address *addr; struct path path; - struct mutex readlock; + struct mutex iolock, bindlock; struct sock *peer; struct list_head link; atomic_long_t inflight; diff --git a/include/net/bluetooth/bluetooth.h b/include/net/bluetooth/bluetooth.h index bfd1590..0a1e21d 100644 --- a/include/net/bluetooth/bluetooth.h +++ b/include/net/bluetooth/bluetooth.h @@ -29,7 +29,8 @@ #include <net/sock.h> #include <linux/seq_file.h> -#define BT_SUBSYS_VERSION "2.21" +#define BT_SUBSYS_VERSION 2 +#define BT_SUBSYS_REVISION 22 #ifndef AF_BLUETOOTH #define AF_BLUETOOTH 31 @@ -371,6 +372,7 @@ void hci_sock_set_flag(struct sock *sk, int nr); void hci_sock_clear_flag(struct sock *sk, int nr); int hci_sock_test_flag(struct sock *sk, int nr); unsigned short hci_sock_get_channel(struct sock *sk); +u32 hci_sock_get_cookie(struct sock *sk); int hci_sock_init(void); void hci_sock_cleanup(void); diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h index 003b252..99aa5e5 100644 --- a/include/net/bluetooth/hci.h +++ b/include/net/bluetooth/hci.h @@ -63,6 +63,7 @@ #define HCI_SDIO 6 #define HCI_SPI 7 #define HCI_I2C 8 +#define HCI_SMD 9 /* HCI controller types */ #define HCI_PRIMARY 0x00 @@ -207,7 +208,11 @@ enum { HCI_MGMT_INDEX_EVENTS, HCI_MGMT_UNCONF_INDEX_EVENTS, HCI_MGMT_EXT_INDEX_EVENTS, - HCI_MGMT_GENERIC_EVENTS, + HCI_MGMT_EXT_INFO_EVENTS, + HCI_MGMT_OPTION_EVENTS, + HCI_MGMT_SETTING_EVENTS, + HCI_MGMT_DEV_CLASS_EVENTS, + HCI_MGMT_LOCAL_NAME_EVENTS, HCI_MGMT_OOB_DATA_EVENTS, }; diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h index ee7fc47..f00bf66 100644 --- a/include/net/bluetooth/hci_core.h +++ b/include/net/bluetooth/hci_core.h @@ -211,6 +211,7 @@ struct hci_dev { __u8 dev_name[HCI_MAX_NAME_LENGTH]; __u8 short_name[HCI_MAX_SHORT_NAME_LENGTH]; __u8 eir[HCI_MAX_EIR_LENGTH]; + __u16 appearance; __u8 dev_class[3]; __u8 major_class; __u8 minor_class; @@ -399,7 +400,9 @@ struct hci_dev { struct delayed_work rpa_expired; bdaddr_t rpa; +#if IS_ENABLED(CONFIG_BT_LEDS) struct led_trigger *power_led; +#endif int (*open)(struct hci_dev *hdev); int (*close)(struct hci_dev *hdev); @@ -1026,8 +1029,8 @@ int hci_resume_dev(struct hci_dev *hdev); int hci_reset_dev(struct hci_dev *hdev); int hci_recv_frame(struct hci_dev *hdev, struct sk_buff *skb); int hci_recv_diag(struct hci_dev *hdev, struct sk_buff *skb); -void hci_set_hw_info(struct hci_dev *hdev, const char *fmt, ...); -void hci_set_fw_info(struct hci_dev *hdev, const char *fmt, ...); +__printf(2, 3) void hci_set_hw_info(struct hci_dev *hdev, const char *fmt, ...); +__printf(2, 3) void hci_set_fw_info(struct hci_dev *hdev, const char *fmt, ...); int hci_dev_open(__u16 dev); int hci_dev_close(__u16 dev); int hci_dev_do_close(struct hci_dev *hdev); @@ -1404,6 +1407,9 @@ void hci_send_to_sock(struct hci_dev *hdev, struct sk_buff *skb); void hci_send_to_channel(unsigned short channel, struct sk_buff *skb, int flag, struct sock *skip_sk); void hci_send_to_monitor(struct hci_dev *hdev, struct sk_buff *skb); +void hci_send_monitor_ctrl_event(struct hci_dev *hdev, u16 event, + void *data, u16 data_len, ktime_t tstamp, + int flag, struct sock *skip_sk); void hci_sock_dev_event(struct hci_dev *hdev, int event); @@ -1449,6 +1455,7 @@ void hci_mgmt_chan_unregister(struct hci_mgmt_chan *c); #define DISCOV_BREDR_INQUIRY_LEN 0x08 #define DISCOV_LE_RESTART_DELAY msecs_to_jiffies(200) /* msec */ +void mgmt_fill_version_info(void *ver); int mgmt_new_settings(struct hci_dev *hdev); void mgmt_index_added(struct hci_dev *hdev); void mgmt_index_removed(struct hci_dev *hdev); diff --git a/include/net/bluetooth/hci_mon.h b/include/net/bluetooth/hci_mon.h index 587d013..240786b 100644 --- a/include/net/bluetooth/hci_mon.h +++ b/include/net/bluetooth/hci_mon.h @@ -45,6 +45,10 @@ struct hci_mon_hdr { #define HCI_MON_VENDOR_DIAG 11 #define HCI_MON_SYSTEM_NOTE 12 #define HCI_MON_USER_LOGGING 13 +#define HCI_MON_CTRL_OPEN 14 +#define HCI_MON_CTRL_CLOSE 15 +#define HCI_MON_CTRL_COMMAND 16 +#define HCI_MON_CTRL_EVENT 17 struct hci_mon_new_index { __u8 type; diff --git a/include/net/bluetooth/mgmt.h b/include/net/bluetooth/mgmt.h index 7647964..72a456b 100644 --- a/include/net/bluetooth/mgmt.h +++ b/include/net/bluetooth/mgmt.h @@ -586,6 +586,24 @@ struct mgmt_rp_get_adv_size_info { #define MGMT_OP_START_LIMITED_DISCOVERY 0x0041 +#define MGMT_OP_READ_EXT_INFO 0x0042 +#define MGMT_READ_EXT_INFO_SIZE 0 +struct mgmt_rp_read_ext_info { + bdaddr_t bdaddr; + __u8 version; + __le16 manufacturer; + __le32 supported_settings; + __le32 current_settings; + __le16 eir_len; + __u8 eir[0]; +} __packed; + +#define MGMT_OP_SET_APPEARANCE 0x0043 +struct mgmt_cp_set_appearance { + __u16 appearance; +} __packed; +#define MGMT_SET_APPEARANCE_SIZE 2 + #define MGMT_EV_CMD_COMPLETE 0x0001 struct mgmt_ev_cmd_complete { __le16 opcode; @@ -800,3 +818,9 @@ struct mgmt_ev_advertising_added { struct mgmt_ev_advertising_removed { __u8 instance; } __packed; + +#define MGMT_EV_EXT_INFO_CHANGED 0x0025 +struct mgmt_ev_ext_info_changed { + __le16 eir_len; + __u8 eir[0]; +} __packed; diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h index 9c23f4d3..bd26cc6 100644 --- a/include/net/cfg80211.h +++ b/include/net/cfg80211.h @@ -1102,6 +1102,7 @@ struct station_info { struct cfg80211_tid_stats pertid[IEEE80211_NUM_TIDS + 1]; }; +#if IS_ENABLED(CONFIG_CFG80211) /** * cfg80211_get_station - retrieve information about a given station * @dev: the device where the station is supposed to be connected to @@ -1114,6 +1115,14 @@ struct station_info { */ int cfg80211_get_station(struct net_device *dev, const u8 *mac_addr, struct station_info *sinfo); +#else +static inline int cfg80211_get_station(struct net_device *dev, + const u8 *mac_addr, + struct station_info *sinfo) +{ + return -ENOENT; +} +#endif /** * enum monitor_flags - monitor flags @@ -2423,7 +2432,8 @@ struct cfg80211_qos_map { * cases, the result of roaming is indicated with a call to * cfg80211_roamed() or cfg80211_roamed_bss(). * (invoked with the wireless_dev mutex held) - * @disconnect: Disconnect from the BSS/ESS. + * @disconnect: Disconnect from the BSS/ESS. Once done, call + * cfg80211_disconnected(). * (invoked with the wireless_dev mutex held) * * @join_ibss: Join the specified IBSS (or create if necessary). Once done, call @@ -3946,6 +3956,34 @@ unsigned int cfg80211_classify8021d(struct sk_buff *skb, struct cfg80211_qos_map *qos_map); /** + * cfg80211_find_ie_match - match information element and byte array in data + * + * @eid: element ID + * @ies: data consisting of IEs + * @len: length of data + * @match: byte array to match + * @match_len: number of bytes in the match array + * @match_offset: offset in the IE where the byte array should match. + * If match_len is zero, this must also be set to zero. + * Otherwise this must be set to 2 or more, because the first + * byte is the element id, which is already compared to eid, and + * the second byte is the IE length. + * + * Return: %NULL if the element ID could not be found or if + * the element is invalid (claims to be longer than the given + * data) or if the byte array doesn't match, or a pointer to the first + * byte of the requested element, that is the byte containing the + * element ID. + * + * Note: There are no checks on the element length other than + * having to fit into the given data and being large enough for the + * byte array to match. + */ +const u8 *cfg80211_find_ie_match(u8 eid, const u8 *ies, int len, + const u8 *match, int match_len, + int match_offset); + +/** * cfg80211_find_ie - find information element in data * * @eid: element ID @@ -3960,7 +3998,10 @@ unsigned int cfg80211_classify8021d(struct sk_buff *skb, * Note: There are no checks on the element length other than * having to fit into the given data. */ -const u8 *cfg80211_find_ie(u8 eid, const u8 *ies, int len); +static inline const u8 *cfg80211_find_ie(u8 eid, const u8 *ies, int len) +{ + return cfg80211_find_ie_match(eid, ies, len, NULL, 0, 0); +} /** * cfg80211_find_vendor_ie - find vendor specific information element in data diff --git a/include/net/dsa.h b/include/net/dsa.h index 9d97c52..b122196 100644 --- a/include/net/dsa.h +++ b/include/net/dsa.h @@ -26,6 +26,7 @@ enum dsa_tag_protocol { DSA_TAG_PROTO_TRAILER, DSA_TAG_PROTO_EDSA, DSA_TAG_PROTO_BRCM, + DSA_TAG_PROTO_QCA, DSA_TAG_LAST, /* MUST BE LAST */ }; @@ -142,6 +143,7 @@ struct dsa_port { struct net_device *netdev; struct device_node *dn; unsigned int ageing_time; + u8 stp_state; }; struct dsa_switch { @@ -338,6 +340,7 @@ struct dsa_switch_ops { void (*port_bridge_leave)(struct dsa_switch *ds, int port); void (*port_stp_state_set)(struct dsa_switch *ds, int port, u8 state); + void (*port_fast_age)(struct dsa_switch *ds, int port); /* * VLAN support diff --git a/include/net/dst_metadata.h b/include/net/dst_metadata.h index 5db9f59..6965c8f 100644 --- a/include/net/dst_metadata.h +++ b/include/net/dst_metadata.h @@ -112,12 +112,13 @@ static inline struct ip_tunnel_info *skb_tunnel_info_unclone(struct sk_buff *skb return &dst->u.tun_info; } -static inline struct metadata_dst *ip_tun_rx_dst(struct sk_buff *skb, - __be16 flags, - __be64 tunnel_id, - int md_size) +static inline struct metadata_dst *__ip_tun_set_dst(__be32 saddr, + __be32 daddr, + __u8 tos, __u8 ttl, + __be16 flags, + __be64 tunnel_id, + int md_size) { - const struct iphdr *iph = ip_hdr(skb); struct metadata_dst *tun_dst; tun_dst = tun_rx_dst(md_size); @@ -125,17 +126,30 @@ static inline struct metadata_dst *ip_tun_rx_dst(struct sk_buff *skb, return NULL; ip_tunnel_key_init(&tun_dst->u.tun_info.key, - iph->saddr, iph->daddr, iph->tos, iph->ttl, + saddr, daddr, tos, ttl, 0, 0, 0, tunnel_id, flags); return tun_dst; } -static inline struct metadata_dst *ipv6_tun_rx_dst(struct sk_buff *skb, +static inline struct metadata_dst *ip_tun_rx_dst(struct sk_buff *skb, __be16 flags, __be64 tunnel_id, int md_size) { - const struct ipv6hdr *ip6h = ipv6_hdr(skb); + const struct iphdr *iph = ip_hdr(skb); + + return __ip_tun_set_dst(iph->saddr, iph->daddr, iph->tos, iph->ttl, + flags, tunnel_id, md_size); +} + +static inline struct metadata_dst *__ipv6_tun_set_dst(const struct in6_addr *saddr, + const struct in6_addr *daddr, + __u8 tos, __u8 ttl, + __be32 label, + __be16 flags, + __be64 tunnel_id, + int md_size) +{ struct metadata_dst *tun_dst; struct ip_tunnel_info *info; @@ -150,14 +164,26 @@ static inline struct metadata_dst *ipv6_tun_rx_dst(struct sk_buff *skb, info->key.tp_src = 0; info->key.tp_dst = 0; - info->key.u.ipv6.src = ip6h->saddr; - info->key.u.ipv6.dst = ip6h->daddr; + info->key.u.ipv6.src = *saddr; + info->key.u.ipv6.dst = *daddr; - info->key.tos = ipv6_get_dsfield(ip6h); - info->key.ttl = ip6h->hop_limit; - info->key.label = ip6_flowlabel(ip6h); + info->key.tos = tos; + info->key.ttl = ttl; + info->key.label = label; return tun_dst; } +static inline struct metadata_dst *ipv6_tun_rx_dst(struct sk_buff *skb, + __be16 flags, + __be64 tunnel_id, + int md_size) +{ + const struct ipv6hdr *ip6h = ipv6_hdr(skb); + + return __ipv6_tun_set_dst(&ip6h->saddr, &ip6h->daddr, + ipv6_get_dsfield(ip6h), ip6h->hop_limit, + ip6_flowlabel(ip6h), flags, tunnel_id, + md_size); +} #endif /* __NET_DST_METADATA_H */ diff --git a/include/net/flow.h b/include/net/flow.h index d47ef4b..035aa77 100644 --- a/include/net/flow.h +++ b/include/net/flow.h @@ -34,8 +34,7 @@ struct flowi_common { __u8 flowic_flags; #define FLOWI_FLAG_ANYSRC 0x01 #define FLOWI_FLAG_KNOWN_NH 0x02 -#define FLOWI_FLAG_L3MDEV_SRC 0x04 -#define FLOWI_FLAG_SKIP_NH_OIF 0x08 +#define FLOWI_FLAG_SKIP_NH_OIF 0x04 __u32 flowic_secid; struct flowi_tunnel flowic_tun_key; }; diff --git a/include/net/ieee80211_radiotap.h b/include/net/ieee80211_radiotap.h index b0fd947..ba07b9d 100644 --- a/include/net/ieee80211_radiotap.h +++ b/include/net/ieee80211_radiotap.h @@ -190,6 +190,10 @@ struct ieee80211_radiotap_header { * IEEE80211_RADIOTAP_VHT u16, u8, u8, u8[4], u8, u8, u16 * * Contains VHT information about this frame. + * + * IEEE80211_RADIOTAP_TIMESTAMP u64, u16, u8, u8 variable + * + * Contains timestamp information for this frame. */ enum ieee80211_radiotap_type { IEEE80211_RADIOTAP_TSFT = 0, @@ -214,6 +218,7 @@ enum ieee80211_radiotap_type { IEEE80211_RADIOTAP_MCS = 19, IEEE80211_RADIOTAP_AMPDU_STATUS = 20, IEEE80211_RADIOTAP_VHT = 21, + IEEE80211_RADIOTAP_TIMESTAMP = 22, /* valid in every it_present bitmap, even vendor namespaces */ IEEE80211_RADIOTAP_RADIOTAP_NAMESPACE = 29, @@ -321,6 +326,22 @@ enum ieee80211_radiotap_type { #define IEEE80211_RADIOTAP_CODING_LDPC_USER2 0x04 #define IEEE80211_RADIOTAP_CODING_LDPC_USER3 0x08 +/* For IEEE80211_RADIOTAP_TIMESTAMP */ +#define IEEE80211_RADIOTAP_TIMESTAMP_UNIT_MASK 0x000F +#define IEEE80211_RADIOTAP_TIMESTAMP_UNIT_MS 0x0000 +#define IEEE80211_RADIOTAP_TIMESTAMP_UNIT_US 0x0001 +#define IEEE80211_RADIOTAP_TIMESTAMP_UNIT_NS 0x0003 +#define IEEE80211_RADIOTAP_TIMESTAMP_SPOS_MASK 0x00F0 +#define IEEE80211_RADIOTAP_TIMESTAMP_SPOS_BEGIN_MDPU 0x0000 +#define IEEE80211_RADIOTAP_TIMESTAMP_SPOS_EO_MPDU 0x0010 +#define IEEE80211_RADIOTAP_TIMESTAMP_SPOS_EO_PPDU 0x0020 +#define IEEE80211_RADIOTAP_TIMESTAMP_SPOS_PLCP_SIG_ACQ 0x0030 +#define IEEE80211_RADIOTAP_TIMESTAMP_SPOS_UNKNOWN 0x00F0 + +#define IEEE80211_RADIOTAP_TIMESTAMP_FLAG_64BIT 0x00 +#define IEEE80211_RADIOTAP_TIMESTAMP_FLAG_32BIT 0x01 +#define IEEE80211_RADIOTAP_TIMESTAMP_FLAG_ACCURACY 0x02 + /* helpers */ static inline int ieee80211_get_radiotap_len(unsigned char *data) { diff --git a/include/net/inet_connection_sock.h b/include/net/inet_connection_sock.h index 49dcad4..197a30d 100644 --- a/include/net/inet_connection_sock.h +++ b/include/net/inet_connection_sock.h @@ -134,8 +134,8 @@ struct inet_connection_sock { } icsk_mtup; u32 icsk_user_timeout; - u64 icsk_ca_priv[64 / sizeof(u64)]; -#define ICSK_CA_PRIV_SIZE (8 * sizeof(u64)) + u64 icsk_ca_priv[88 / sizeof(u64)]; +#define ICSK_CA_PRIV_SIZE (11 * sizeof(u64)) }; #define ICSK_TIME_RETRANS 1 /* Retransmit timer */ diff --git a/include/net/ip6_route.h b/include/net/ip6_route.h index d97305d..e0cd318 100644 --- a/include/net/ip6_route.h +++ b/include/net/ip6_route.h @@ -64,6 +64,9 @@ static inline bool rt6_need_strict(const struct in6_addr *daddr) } void ip6_route_input(struct sk_buff *skb); +struct dst_entry *ip6_route_input_lookup(struct net *net, + struct net_device *dev, + struct flowi6 *fl6, int flags); struct dst_entry *ip6_route_output_flags(struct net *net, const struct sock *sk, struct flowi6 *fl6, int flags); diff --git a/include/net/ip6_tunnel.h b/include/net/ip6_tunnel.h index 43a5a0e..20ed969 100644 --- a/include/net/ip6_tunnel.h +++ b/include/net/ip6_tunnel.h @@ -23,6 +23,7 @@ struct __ip6_tnl_parm { __u8 proto; /* tunnel protocol */ __u8 encap_limit; /* encapsulation limit for tunnel */ __u8 hop_limit; /* hop limit for tunnel */ + bool collect_md; __be32 flowinfo; /* traffic class and flowlabel for tunnel */ __u32 flags; /* tunnel flags */ struct in6_addr laddr; /* local tunnel end-point address */ diff --git a/include/net/ip_fib.h b/include/net/ip_fib.h index 4079fc1..7d4a72e 100644 --- a/include/net/ip_fib.h +++ b/include/net/ip_fib.h @@ -111,6 +111,7 @@ struct fib_info { unsigned char fib_scope; unsigned char fib_type; __be32 fib_prefsrc; + u32 fib_tb_id; u32 fib_priority; u32 *fib_metrics; #define fib_mtu fib_metrics[RTAX_MTU-1] @@ -319,7 +320,7 @@ void fib_flush_external(struct net *net); /* Exported by fib_semantics.c */ int ip_fib_check_default(__be32 gw, struct net_device *dev); int fib_sync_down_dev(struct net_device *dev, unsigned long event, bool force); -int fib_sync_down_addr(struct net *net, __be32 local); +int fib_sync_down_addr(struct net_device *dev, __be32 local); int fib_sync_up(struct net_device *dev, unsigned int nh_flags); extern u32 fib_multipath_secret __read_mostly; diff --git a/include/net/ip_tunnels.h b/include/net/ip_tunnels.h index a5e7035..59557c0 100644 --- a/include/net/ip_tunnels.h +++ b/include/net/ip_tunnels.h @@ -222,6 +222,25 @@ static inline unsigned short ip_tunnel_info_af(const struct ip_tunnel_info return tun_info->mode & IP_TUNNEL_INFO_IPV6 ? AF_INET6 : AF_INET; } +static inline __be64 key32_to_tunnel_id(__be32 key) +{ +#ifdef __BIG_ENDIAN + return (__force __be64)key; +#else + return (__force __be64)((__force u64)key << 32); +#endif +} + +/* Returns the least-significant 32 bits of a __be64. */ +static inline __be32 tunnel_id_to_key32(__be64 tun_id) +{ +#ifdef __BIG_ENDIAN + return (__force __be32)tun_id; +#else + return (__force __be32)((__force u64)tun_id >> 32); +#endif +} + #ifdef CONFIG_INET int ip_tunnel_init(struct net_device *dev); @@ -236,6 +255,8 @@ void ip_tunnel_delete_net(struct ip_tunnel_net *itn, struct rtnl_link_ops *ops); void ip_tunnel_xmit(struct sk_buff *skb, struct net_device *dev, const struct iphdr *tnl_params, const u8 protocol); +void ip_md_tunnel_xmit(struct sk_buff *skb, struct net_device *dev, + const u8 proto); int ip_tunnel_ioctl(struct net_device *dev, struct ip_tunnel_parm *p, int cmd); int __ip_tunnel_change_mtu(struct net_device *dev, int new_mtu, bool strict); int ip_tunnel_change_mtu(struct net_device *dev, int new_mtu); diff --git a/include/net/l3mdev.h b/include/net/l3mdev.h index e900950..b220dab 100644 --- a/include/net/l3mdev.h +++ b/include/net/l3mdev.h @@ -11,6 +11,7 @@ #ifndef _NET_L3MDEV_H_ #define _NET_L3MDEV_H_ +#include <net/dst.h> #include <net/fib_rules.h> /** @@ -18,30 +19,24 @@ * * @l3mdev_fib_table: Get FIB table id to use for lookups * - * @l3mdev_get_rtable: Get cached IPv4 rtable (dst_entry) for device + * @l3mdev_l3_rcv: Hook in L3 receive path * - * @l3mdev_get_saddr: Get source address for a flow + * @l3mdev_l3_out: Hook in L3 output path * - * @l3mdev_get_rt6_dst: Get cached IPv6 rt6_info (dst_entry) for device + * @l3mdev_link_scope_lookup: IPv6 lookup for linklocal and mcast destinations */ struct l3mdev_ops { u32 (*l3mdev_fib_table)(const struct net_device *dev); struct sk_buff * (*l3mdev_l3_rcv)(struct net_device *dev, struct sk_buff *skb, u16 proto); - - /* IPv4 ops */ - struct rtable * (*l3mdev_get_rtable)(const struct net_device *dev, - const struct flowi4 *fl4); - int (*l3mdev_get_saddr)(struct net_device *dev, - struct flowi4 *fl4); + struct sk_buff * (*l3mdev_l3_out)(struct net_device *dev, + struct sock *sk, struct sk_buff *skb, + u16 proto); /* IPv6 ops */ - struct dst_entry * (*l3mdev_get_rt6_dst)(const struct net_device *dev, + struct dst_entry * (*l3mdev_link_scope_lookup)(const struct net_device *dev, struct flowi6 *fl6); - int (*l3mdev_get_saddr6)(struct net_device *dev, - const struct sock *sk, - struct flowi6 *fl6); }; #ifdef CONFIG_NET_L3_MASTER_DEV @@ -49,6 +44,8 @@ struct l3mdev_ops { int l3mdev_fib_rule_match(struct net *net, struct flowi *fl, struct fib_lookup_arg *arg); +void l3mdev_update_flow(struct net *net, struct flowi *fl); + int l3mdev_master_ifindex_rcu(const struct net_device *dev); static inline int l3mdev_master_ifindex(struct net_device *dev) { @@ -80,7 +77,7 @@ static inline int l3mdev_master_ifindex_by_index(struct net *net, int ifindex) } static inline -const struct net_device *l3mdev_master_dev_rcu(const struct net_device *_dev) +struct net_device *l3mdev_master_dev_rcu(const struct net_device *_dev) { /* netdev_master_upper_dev_get_rcu calls * list_first_or_null_rcu to walk the upper dev list. @@ -89,7 +86,7 @@ const struct net_device *l3mdev_master_dev_rcu(const struct net_device *_dev) * typecast to remove the const */ struct net_device *dev = (struct net_device *)_dev; - const struct net_device *master; + struct net_device *master; if (!dev) return NULL; @@ -104,26 +101,6 @@ const struct net_device *l3mdev_master_dev_rcu(const struct net_device *_dev) return master; } -/* get index of an interface to use for FIB lookups. For devices - * enslaved to an L3 master device FIB lookups are based on the - * master index - */ -static inline int l3mdev_fib_oif_rcu(struct net_device *dev) -{ - return l3mdev_master_ifindex_rcu(dev) ? : dev->ifindex; -} - -static inline int l3mdev_fib_oif(struct net_device *dev) -{ - int oif; - - rcu_read_lock(); - oif = l3mdev_fib_oif_rcu(dev); - rcu_read_unlock(); - - return oif; -} - u32 l3mdev_fib_table_rcu(const struct net_device *dev); u32 l3mdev_fib_table_by_index(struct net *net, int ifindex); static inline u32 l3mdev_fib_table(const struct net_device *dev) @@ -137,39 +114,7 @@ static inline u32 l3mdev_fib_table(const struct net_device *dev) return tb_id; } -static inline struct rtable *l3mdev_get_rtable(const struct net_device *dev, - const struct flowi4 *fl4) -{ - if (netif_is_l3_master(dev) && dev->l3mdev_ops->l3mdev_get_rtable) - return dev->l3mdev_ops->l3mdev_get_rtable(dev, fl4); - - return NULL; -} - -static inline bool netif_index_is_l3_master(struct net *net, int ifindex) -{ - struct net_device *dev; - bool rc = false; - - if (ifindex == 0) - return false; - - rcu_read_lock(); - - dev = dev_get_by_index_rcu(net, ifindex); - if (dev) - rc = netif_is_l3_master(dev); - - rcu_read_unlock(); - - return rc; -} - -int l3mdev_get_saddr(struct net *net, int ifindex, struct flowi4 *fl4); - -struct dst_entry *l3mdev_get_rt6_dst(struct net *net, struct flowi6 *fl6); -int l3mdev_get_saddr6(struct net *net, const struct sock *sk, - struct flowi6 *fl6); +struct dst_entry *l3mdev_link_scope_lookup(struct net *net, struct flowi6 *fl6); static inline struct sk_buff *l3mdev_l3_rcv(struct sk_buff *skb, u16 proto) @@ -199,6 +144,34 @@ struct sk_buff *l3mdev_ip6_rcv(struct sk_buff *skb) return l3mdev_l3_rcv(skb, AF_INET6); } +static inline +struct sk_buff *l3mdev_l3_out(struct sock *sk, struct sk_buff *skb, u16 proto) +{ + struct net_device *dev = skb_dst(skb)->dev; + + if (netif_is_l3_slave(dev)) { + struct net_device *master; + + master = netdev_master_upper_dev_get_rcu(dev); + if (master && master->l3mdev_ops->l3mdev_l3_out) + skb = master->l3mdev_ops->l3mdev_l3_out(master, sk, + skb, proto); + } + + return skb; +} + +static inline +struct sk_buff *l3mdev_ip_out(struct sock *sk, struct sk_buff *skb) +{ + return l3mdev_l3_out(sk, skb, AF_INET); +} + +static inline +struct sk_buff *l3mdev_ip6_out(struct sock *sk, struct sk_buff *skb) +{ + return l3mdev_l3_out(sk, skb, AF_INET6); +} #else static inline int l3mdev_master_ifindex_rcu(const struct net_device *dev) @@ -216,20 +189,11 @@ static inline int l3mdev_master_ifindex_by_index(struct net *net, int ifindex) } static inline -const struct net_device *l3mdev_master_dev_rcu(const struct net_device *dev) +struct net_device *l3mdev_master_dev_rcu(const struct net_device *dev) { return NULL; } -static inline int l3mdev_fib_oif_rcu(struct net_device *dev) -{ - return dev ? dev->ifindex : 0; -} -static inline int l3mdev_fib_oif(struct net_device *dev) -{ - return dev ? dev->ifindex : 0; -} - static inline u32 l3mdev_fib_table_rcu(const struct net_device *dev) { return 0; @@ -243,43 +207,32 @@ static inline u32 l3mdev_fib_table_by_index(struct net *net, int ifindex) return 0; } -static inline struct rtable *l3mdev_get_rtable(const struct net_device *dev, - const struct flowi4 *fl4) +static inline +struct dst_entry *l3mdev_link_scope_lookup(struct net *net, struct flowi6 *fl6) { return NULL; } -static inline bool netif_index_is_l3_master(struct net *net, int ifindex) -{ - return false; -} - -static inline int l3mdev_get_saddr(struct net *net, int ifindex, - struct flowi4 *fl4) -{ - return 0; -} - static inline -struct dst_entry *l3mdev_get_rt6_dst(struct net *net, struct flowi6 *fl6) +struct sk_buff *l3mdev_ip_rcv(struct sk_buff *skb) { - return NULL; + return skb; } -static inline int l3mdev_get_saddr6(struct net *net, const struct sock *sk, - struct flowi6 *fl6) +static inline +struct sk_buff *l3mdev_ip6_rcv(struct sk_buff *skb) { - return 0; + return skb; } static inline -struct sk_buff *l3mdev_ip_rcv(struct sk_buff *skb) +struct sk_buff *l3mdev_ip_out(struct sock *sk, struct sk_buff *skb) { return skb; } static inline -struct sk_buff *l3mdev_ip6_rcv(struct sk_buff *skb) +struct sk_buff *l3mdev_ip6_out(struct sock *sk, struct sk_buff *skb) { return skb; } @@ -290,6 +243,10 @@ int l3mdev_fib_rule_match(struct net *net, struct flowi *fl, { return 1; } +static inline +void l3mdev_update_flow(struct net *net, struct flowi *fl) +{ +} #endif #endif /* _NET_L3MDEV_H_ */ diff --git a/include/net/mac80211.h b/include/net/mac80211.h index cca510a..5296100 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -1735,6 +1735,9 @@ struct ieee80211_sta_rates { * @supp_rates: Bitmap of supported rates (per band) * @ht_cap: HT capabilities of this STA; restricted to our own capabilities * @vht_cap: VHT capabilities of this STA; restricted to our own capabilities + * @max_rx_aggregation_subframes: maximal amount of frames in a single AMPDU + * that this station is allowed to transmit to us. + * Can be modified by driver. * @wme: indicates whether the STA supports QoS/WME (if local devices does, * otherwise always false) * @drv_priv: data area for driver use, will always be aligned to @@ -1775,6 +1778,7 @@ struct ieee80211_sta { u16 aid; struct ieee80211_sta_ht_cap ht_cap; struct ieee80211_sta_vht_cap vht_cap; + u8 max_rx_aggregation_subframes; bool wme; u8 uapsd_queues; u8 max_sp; @@ -2014,6 +2018,11 @@ struct ieee80211_txq { * @IEEE80211_HW_TX_FRAG_LIST: Hardware (or driver) supports sending frag_list * skbs, needed for zero-copy software A-MSDU. * + * @IEEE80211_HW_REPORTS_LOW_ACK: The driver (or firmware) reports low ack event + * by ieee80211_report_low_ack() based on its own algorithm. For such + * drivers, mac80211 packet loss mechanism will not be triggered and driver + * is completely depending on firmware event for station kickout. + * * @NUM_IEEE80211_HW_FLAGS: number of hardware flags, used for sizing arrays */ enum ieee80211_hw_flags { @@ -2054,6 +2063,7 @@ enum ieee80211_hw_flags { IEEE80211_HW_USES_RSS, IEEE80211_HW_TX_AMSDU, IEEE80211_HW_TX_FRAG_LIST, + IEEE80211_HW_REPORTS_LOW_ACK, /* keep last, obviously */ NUM_IEEE80211_HW_FLAGS @@ -2141,6 +2151,14 @@ enum ieee80211_hw_flags { * the default is _GI | _BANDWIDTH. * Use the %IEEE80211_RADIOTAP_VHT_KNOWN_* values. * + * @radiotap_timestamp: Information for the radiotap timestamp field; if the + * 'units_pos' member is set to a non-negative value it must be set to + * a combination of a IEEE80211_RADIOTAP_TIMESTAMP_UNIT_* and a + * IEEE80211_RADIOTAP_TIMESTAMP_SPOS_* value, and then the timestamp + * field will be added and populated from the &struct ieee80211_rx_status + * device_timestamp. If the 'accuracy' member is non-negative, it's put + * into the accuracy radiotap field and the accuracy known flag is set. + * * @netdev_features: netdev features to be set in each netdev created * from this HW. Note that not all features are usable with mac80211, * other features will be rejected during HW registration. @@ -2184,6 +2202,10 @@ struct ieee80211_hw { u8 offchannel_tx_hw_queue; u8 radiotap_mcs_details; u16 radiotap_vht_details; + struct { + int units_pos; + s16 accuracy; + } radiotap_timestamp; netdev_features_t netdev_features; u8 uapsd_queues; u8 uapsd_max_sp_len; @@ -3085,11 +3107,8 @@ enum ieee80211_reconfig_type { * * @sta_add_debugfs: Drivers can use this callback to add debugfs files * when a station is added to mac80211's station list. This callback - * and @sta_remove_debugfs should be within a CONFIG_MAC80211_DEBUGFS - * conditional. This callback can sleep. - * - * @sta_remove_debugfs: Remove the debugfs files which were added using - * @sta_add_debugfs. This callback can sleep. + * should be within a CONFIG_MAC80211_DEBUGFS conditional. This + * callback can sleep. * * @sta_notify: Notifies low level driver about power state transition of an * associated station, AP, IBSS/WDS/mesh peer etc. For a VIF operating @@ -3485,10 +3504,6 @@ struct ieee80211_ops { struct ieee80211_vif *vif, struct ieee80211_sta *sta, struct dentry *dir); - void (*sta_remove_debugfs)(struct ieee80211_hw *hw, - struct ieee80211_vif *vif, - struct ieee80211_sta *sta, - struct dentry *dir); #endif void (*sta_notify)(struct ieee80211_hw *hw, struct ieee80211_vif *vif, enum sta_notify_cmd, struct ieee80211_sta *sta); diff --git a/include/net/netfilter/nf_conntrack_synproxy.h b/include/net/netfilter/nf_conntrack_synproxy.h index 6793614..e693731 100644 --- a/include/net/netfilter/nf_conntrack_synproxy.h +++ b/include/net/netfilter/nf_conntrack_synproxy.h @@ -27,6 +27,20 @@ static inline struct nf_conn_synproxy *nfct_synproxy_ext_add(struct nf_conn *ct) #endif } +static inline bool nf_ct_add_synproxy(struct nf_conn *ct, + const struct nf_conn *tmpl) +{ + if (tmpl && nfct_synproxy(tmpl)) { + if (!nfct_seqadj_ext_add(ct)) + return false; + + if (!nfct_synproxy_ext_add(ct)) + return false; + } + + return true; +} + struct synproxy_stats { unsigned int syn_received; unsigned int cookie_invalid; diff --git a/include/net/netfilter/nft_meta.h b/include/net/netfilter/nft_meta.h index d27588c..1139cde 100644 --- a/include/net/netfilter/nft_meta.h +++ b/include/net/netfilter/nft_meta.h @@ -36,4 +36,8 @@ void nft_meta_set_eval(const struct nft_expr *expr, void nft_meta_set_destroy(const struct nft_ctx *ctx, const struct nft_expr *expr); +int nft_meta_set_validate(const struct nft_ctx *ctx, + const struct nft_expr *expr, + const struct nft_data **data); + #endif diff --git a/include/net/netfilter/nft_reject.h b/include/net/netfilter/nft_reject.h index 60fa153..02e28c5 100644 --- a/include/net/netfilter/nft_reject.h +++ b/include/net/netfilter/nft_reject.h @@ -8,6 +8,10 @@ struct nft_reject { extern const struct nla_policy nft_reject_policy[]; +int nft_reject_validate(const struct nft_ctx *ctx, + const struct nft_expr *expr, + const struct nft_data **data); + int nft_reject_init(const struct nft_ctx *ctx, const struct nft_expr *expr, const struct nlattr * const tb[]); diff --git a/include/net/pkt_cls.h b/include/net/pkt_cls.h index a459be5..5ccaa4b 100644 --- a/include/net/pkt_cls.h +++ b/include/net/pkt_cls.h @@ -486,4 +486,20 @@ struct tc_cls_matchall_offload { unsigned long cookie; }; +enum tc_clsbpf_command { + TC_CLSBPF_ADD, + TC_CLSBPF_REPLACE, + TC_CLSBPF_DESTROY, + TC_CLSBPF_STATS, +}; + +struct tc_cls_bpf_offload { + enum tc_clsbpf_command command; + struct tcf_exts *exts; + struct bpf_prog *prog; + const char *name; + bool exts_integrated; + u32 gen_flags; +}; + #endif diff --git a/include/net/route.h b/include/net/route.h index ad777d7..0429d47 100644 --- a/include/net/route.h +++ b/include/net/route.h @@ -29,7 +29,6 @@ #include <net/flow.h> #include <net/inet_sock.h> #include <net/ip_fib.h> -#include <net/l3mdev.h> #include <linux/in_route.h> #include <linux/rtnetlink.h> #include <linux/rcupdate.h> @@ -285,15 +284,6 @@ static inline struct rtable *ip_route_connect(struct flowi4 *fl4, ip_route_connect_init(fl4, dst, src, tos, oif, protocol, sport, dport, sk); - if (!src && oif) { - int rc; - - rc = l3mdev_get_saddr(net, oif, fl4); - if (rc < 0) - return ERR_PTR(rc); - - src = fl4->saddr; - } if (!dst || !src) { rt = __ip_route_output_key(net, fl4); if (IS_ERR(rt)) diff --git a/include/net/sch_generic.h b/include/net/sch_generic.h index 52a2015..e6aa0a2 100644 --- a/include/net/sch_generic.h +++ b/include/net/sch_generic.h @@ -36,6 +36,14 @@ struct qdisc_size_table { u16 data[]; }; +/* similar to sk_buff_head, but skb->prev pointer is undefined. */ +struct qdisc_skb_head { + struct sk_buff *head; + struct sk_buff *tail; + __u32 qlen; + spinlock_t lock; +}; + struct Qdisc { int (*enqueue)(struct sk_buff *skb, struct Qdisc *sch, @@ -76,7 +84,7 @@ struct Qdisc { * For performance sake on SMP, we put highly modified fields at the end */ struct sk_buff *gso_skb ____cacheline_aligned_in_smp; - struct sk_buff_head q; + struct qdisc_skb_head q; struct gnet_stats_basic_packed bstats; seqcount_t running; struct gnet_stats_queue qstats; @@ -600,10 +608,27 @@ static inline void qdisc_qstats_overlimit(struct Qdisc *sch) sch->qstats.overlimits++; } +static inline void qdisc_skb_head_init(struct qdisc_skb_head *qh) +{ + qh->head = NULL; + qh->tail = NULL; + qh->qlen = 0; +} + static inline int __qdisc_enqueue_tail(struct sk_buff *skb, struct Qdisc *sch, - struct sk_buff_head *list) + struct qdisc_skb_head *qh) { - __skb_queue_tail(list, skb); + struct sk_buff *last = qh->tail; + + if (last) { + skb->next = NULL; + last->next = skb; + qh->tail = skb; + } else { + qh->tail = skb; + qh->head = skb; + } + qh->qlen++; qdisc_qstats_backlog_inc(sch, skb); return NET_XMIT_SUCCESS; @@ -614,14 +639,16 @@ static inline int qdisc_enqueue_tail(struct sk_buff *skb, struct Qdisc *sch) return __qdisc_enqueue_tail(skb, sch, &sch->q); } -static inline struct sk_buff *__qdisc_dequeue_head(struct Qdisc *sch, - struct sk_buff_head *list) +static inline struct sk_buff *__qdisc_dequeue_head(struct qdisc_skb_head *qh) { - struct sk_buff *skb = __skb_dequeue(list); + struct sk_buff *skb = qh->head; if (likely(skb != NULL)) { - qdisc_qstats_backlog_dec(sch, skb); - qdisc_bstats_update(sch, skb); + qh->head = skb->next; + qh->qlen--; + if (qh->head == NULL) + qh->tail = NULL; + skb->next = NULL; } return skb; @@ -629,7 +656,14 @@ static inline struct sk_buff *__qdisc_dequeue_head(struct Qdisc *sch, static inline struct sk_buff *qdisc_dequeue_head(struct Qdisc *sch) { - return __qdisc_dequeue_head(sch, &sch->q); + struct sk_buff *skb = __qdisc_dequeue_head(&sch->q); + + if (likely(skb != NULL)) { + qdisc_qstats_backlog_dec(sch, skb); + qdisc_bstats_update(sch, skb); + } + + return skb; } /* Instead of calling kfree_skb() while root qdisc lock is held, @@ -642,10 +676,10 @@ static inline void __qdisc_drop(struct sk_buff *skb, struct sk_buff **to_free) } static inline unsigned int __qdisc_queue_drop_head(struct Qdisc *sch, - struct sk_buff_head *list, + struct qdisc_skb_head *qh, struct sk_buff **to_free) { - struct sk_buff *skb = __skb_dequeue(list); + struct sk_buff *skb = __qdisc_dequeue_head(qh); if (likely(skb != NULL)) { unsigned int len = qdisc_pkt_len(skb); @@ -666,7 +700,9 @@ static inline unsigned int qdisc_queue_drop_head(struct Qdisc *sch, static inline struct sk_buff *qdisc_peek_head(struct Qdisc *sch) { - return skb_peek(&sch->q); + const struct qdisc_skb_head *qh = &sch->q; + + return qh->head; } /* generic pseudo peek method for non-work-conserving qdisc */ @@ -701,15 +737,19 @@ static inline struct sk_buff *qdisc_dequeue_peeked(struct Qdisc *sch) return skb; } -static inline void __qdisc_reset_queue(struct sk_buff_head *list) +static inline void __qdisc_reset_queue(struct qdisc_skb_head *qh) { /* * We do not know the backlog in bytes of this list, it * is up to the caller to correct it */ - if (!skb_queue_empty(list)) { - rtnl_kfree_skbs(list->next, list->prev); - __skb_queue_head_init(list); + ASSERT_RTNL(); + if (qh->qlen) { + rtnl_kfree_skbs(qh->head, qh->tail); + + qh->head = NULL; + qh->tail = NULL; + qh->qlen = 0; } } diff --git a/include/net/sctp/sctp.h b/include/net/sctp/sctp.h index 632e205..87a7f42 100644 --- a/include/net/sctp/sctp.h +++ b/include/net/sctp/sctp.h @@ -83,9 +83,9 @@ #endif /* Round an int up to the next multiple of 4. */ -#define WORD_ROUND(s) (((s)+3)&~3) +#define SCTP_PAD4(s) (((s)+3)&~3) /* Truncate to the previous multiple of 4. */ -#define WORD_TRUNC(s) ((s)&~3) +#define SCTP_TRUNC4(s) ((s)&~3) /* * Function declarations. @@ -433,7 +433,7 @@ static inline int sctp_frag_point(const struct sctp_association *asoc, int pmtu) if (asoc->user_frag) frag = min_t(int, frag, asoc->user_frag); - frag = WORD_TRUNC(min_t(int, frag, SCTP_MAX_CHUNK_LEN)); + frag = SCTP_TRUNC4(min_t(int, frag, SCTP_MAX_CHUNK_LEN)); return frag; } @@ -462,7 +462,7 @@ _sctp_walk_params((pos), (chunk), ntohs((chunk)->chunk_hdr.length), member) for (pos.v = chunk->member;\ pos.v <= (void *)chunk + end - ntohs(pos.p->length) &&\ ntohs(pos.p->length) >= sizeof(sctp_paramhdr_t);\ - pos.v += WORD_ROUND(ntohs(pos.p->length))) + pos.v += SCTP_PAD4(ntohs(pos.p->length))) #define sctp_walk_errors(err, chunk_hdr)\ _sctp_walk_errors((err), (chunk_hdr), ntohs((chunk_hdr)->length)) @@ -472,7 +472,7 @@ for (err = (sctp_errhdr_t *)((void *)chunk_hdr + \ sizeof(sctp_chunkhdr_t));\ (void *)err <= (void *)chunk_hdr + end - ntohs(err->length) &&\ ntohs(err->length) >= sizeof(sctp_errhdr_t); \ - err = (sctp_errhdr_t *)((void *)err + WORD_ROUND(ntohs(err->length)))) + err = (sctp_errhdr_t *)((void *)err + SCTP_PAD4(ntohs(err->length)))) #define sctp_walk_fwdtsn(pos, chunk)\ _sctp_walk_fwdtsn((pos), (chunk), ntohs((chunk)->chunk_hdr->length) - sizeof(struct sctp_fwdtsn_chunk)) diff --git a/include/net/sctp/sm.h b/include/net/sctp/sm.h index efc0174..ca6c971 100644 --- a/include/net/sctp/sm.h +++ b/include/net/sctp/sm.h @@ -307,85 +307,27 @@ static inline __u16 sctp_data_size(struct sctp_chunk *chunk) } /* Compare two TSNs */ +#define TSN_lt(a,b) \ + (typecheck(__u32, a) && \ + typecheck(__u32, b) && \ + ((__s32)((a) - (b)) < 0)) -/* RFC 1982 - Serial Number Arithmetic - * - * 2. Comparison - * Then, s1 is said to be equal to s2 if and only if i1 is equal to i2, - * in all other cases, s1 is not equal to s2. - * - * s1 is said to be less than s2 if, and only if, s1 is not equal to s2, - * and - * - * (i1 < i2 and i2 - i1 < 2^(SERIAL_BITS - 1)) or - * (i1 > i2 and i1 - i2 > 2^(SERIAL_BITS - 1)) - * - * s1 is said to be greater than s2 if, and only if, s1 is not equal to - * s2, and - * - * (i1 < i2 and i2 - i1 > 2^(SERIAL_BITS - 1)) or - * (i1 > i2 and i1 - i2 < 2^(SERIAL_BITS - 1)) - */ - -/* - * RFC 2960 - * 1.6 Serial Number Arithmetic - * - * Comparisons and arithmetic on TSNs in this document SHOULD use Serial - * Number Arithmetic as defined in [RFC1982] where SERIAL_BITS = 32. - */ - -enum { - TSN_SIGN_BIT = (1<<31) -}; - -static inline int TSN_lt(__u32 s, __u32 t) -{ - return ((s) - (t)) & TSN_SIGN_BIT; -} - -static inline int TSN_lte(__u32 s, __u32 t) -{ - return ((s) == (t)) || (((s) - (t)) & TSN_SIGN_BIT); -} +#define TSN_lte(a,b) \ + (typecheck(__u32, a) && \ + typecheck(__u32, b) && \ + ((__s32)((a) - (b)) <= 0)) /* Compare two SSNs */ - -/* - * RFC 2960 - * 1.6 Serial Number Arithmetic - * - * Comparisons and arithmetic on Stream Sequence Numbers in this document - * SHOULD use Serial Number Arithmetic as defined in [RFC1982] where - * SERIAL_BITS = 16. - */ -enum { - SSN_SIGN_BIT = (1<<15) -}; - -static inline int SSN_lt(__u16 s, __u16 t) -{ - return ((s) - (t)) & SSN_SIGN_BIT; -} - -static inline int SSN_lte(__u16 s, __u16 t) -{ - return ((s) == (t)) || (((s) - (t)) & SSN_SIGN_BIT); -} - -/* - * ADDIP 3.1.1 - * The valid range of Serial Number is from 0 to 4294967295 (2**32 - 1). Serial - * Numbers wrap back to 0 after reaching 4294967295. - */ -enum { - ADDIP_SERIAL_SIGN_BIT = (1<<31) -}; - -static inline int ADDIP_SERIAL_gte(__u16 s, __u16 t) -{ - return ((s) == (t)) || (((t) - (s)) & ADDIP_SERIAL_SIGN_BIT); -} +#define SSN_lt(a,b) \ + (typecheck(__u16, a) && \ + typecheck(__u16, b) && \ + ((__s16)((a) - (b)) < 0)) + +/* ADDIP 3.1.1 */ +#define ADDIP_SERIAL_gte(a,b) \ + (typecheck(__u32, a) && \ + typecheck(__u32, b) && \ + ((__s32)((b) - (a)) <= 0)) /* Check VTAG of the packet matches the sender's own tag. */ static inline int diff --git a/include/net/sctp/structs.h b/include/net/sctp/structs.h index ce93c4b..8693dc4 100644 --- a/include/net/sctp/structs.h +++ b/include/net/sctp/structs.h @@ -537,6 +537,7 @@ struct sctp_datamsg { struct sctp_datamsg *sctp_datamsg_from_user(struct sctp_association *, struct sctp_sndrcvinfo *, struct iov_iter *); +void sctp_datamsg_free(struct sctp_datamsg *); void sctp_datamsg_put(struct sctp_datamsg *); void sctp_chunk_fail(struct sctp_chunk *, int error); int sctp_chunk_abandoned(struct sctp_chunk *); @@ -1076,7 +1077,7 @@ struct sctp_outq { void sctp_outq_init(struct sctp_association *, struct sctp_outq *); void sctp_outq_teardown(struct sctp_outq *); void sctp_outq_free(struct sctp_outq*); -int sctp_outq_tail(struct sctp_outq *, struct sctp_chunk *chunk, gfp_t); +void sctp_outq_tail(struct sctp_outq *, struct sctp_chunk *chunk, gfp_t); int sctp_outq_sack(struct sctp_outq *, struct sctp_chunk *); int sctp_outq_is_empty(const struct sctp_outq *); void sctp_outq_restart(struct sctp_outq *); @@ -1084,7 +1085,7 @@ void sctp_outq_restart(struct sctp_outq *); void sctp_retransmit(struct sctp_outq *, struct sctp_transport *, sctp_retransmit_reason_t); void sctp_retransmit_mark(struct sctp_outq *, struct sctp_transport *, __u8); -int sctp_outq_uncork(struct sctp_outq *, gfp_t gfp); +void sctp_outq_uncork(struct sctp_outq *, gfp_t gfp); void sctp_prsctp_prune(struct sctp_association *asoc, struct sctp_sndrcvinfo *sinfo, int msg_len); /* Uncork and flush an outqueue. */ diff --git a/include/net/sock.h b/include/net/sock.h index c797c57..ebf75db 100644 --- a/include/net/sock.h +++ b/include/net/sock.h @@ -1339,6 +1339,16 @@ static inline void sk_mem_uncharge(struct sock *sk, int size) if (!sk_has_account(sk)) return; sk->sk_forward_alloc += size; + + /* Avoid a possible overflow. + * TCP send queues can make this happen, if sk_mem_reclaim() + * is not called and more than 2 GBytes are released at once. + * + * If we reach 2 MBytes, reclaim 1 MBytes right now, there is + * no need to hold that much forward allocation anyway. + */ + if (unlikely(sk->sk_forward_alloc >= 1 << 21)) + __sk_mem_reclaim(sk, 1 << 20); } static inline void sk_wmem_free_skb(struct sock *sk, struct sk_buff *skb) diff --git a/include/net/tc_act/tc_ife.h b/include/net/tc_act/tc_ife.h index 5164bd7..9fd2bea0 100644 --- a/include/net/tc_act/tc_ife.h +++ b/include/net/tc_act/tc_ife.h @@ -50,9 +50,11 @@ int ife_tlv_meta_encode(void *skbdata, u16 attrtype, u16 dlen, int ife_alloc_meta_u32(struct tcf_meta_info *mi, void *metaval, gfp_t gfp); int ife_alloc_meta_u16(struct tcf_meta_info *mi, void *metaval, gfp_t gfp); int ife_check_meta_u32(u32 metaval, struct tcf_meta_info *mi); +int ife_check_meta_u16(u16 metaval, struct tcf_meta_info *mi); int ife_encode_meta_u32(u32 metaval, void *skbdata, struct tcf_meta_info *mi); int ife_validate_meta_u32(void *val, int len); int ife_validate_meta_u16(void *val, int len); +int ife_encode_meta_u16(u16 metaval, void *skbdata, struct tcf_meta_info *mi); void ife_release_meta_gen(struct tcf_meta_info *mi); int register_ife_op(struct tcf_meta_ops *mops); int unregister_ife_op(struct tcf_meta_ops *mops); diff --git a/include/net/tc_act/tc_skbmod.h b/include/net/tc_act/tc_skbmod.h new file mode 100644 index 0000000..644a211 --- /dev/null +++ b/include/net/tc_act/tc_skbmod.h @@ -0,0 +1,30 @@ +/* + * Copyright (c) 2016, Jamal Hadi Salim + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. +*/ + +#ifndef __NET_TC_SKBMOD_H +#define __NET_TC_SKBMOD_H + +#include <net/act_api.h> +#include <linux/tc_act/tc_skbmod.h> + +struct tcf_skbmod_params { + struct rcu_head rcu; + u64 flags; /*up to 64 types of operations; extend if needed */ + u8 eth_dst[ETH_ALEN]; + u16 eth_type; + u8 eth_src[ETH_ALEN]; +}; + +struct tcf_skbmod { + struct tc_action common; + struct tcf_skbmod_params __rcu *skbmod_p; +}; +#define to_skbmod(a) ((struct tcf_skbmod *)a) + +#endif /* __NET_TC_SKBMOD_H */ diff --git a/include/net/tc_act/tc_tunnel_key.h b/include/net/tc_act/tc_tunnel_key.h new file mode 100644 index 0000000..253f8da --- /dev/null +++ b/include/net/tc_act/tc_tunnel_key.h @@ -0,0 +1,30 @@ +/* + * Copyright (c) 2016, Amir Vadai <amir@vadai.me> + * Copyright (c) 2016, Mellanox Technologies. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#ifndef __NET_TC_TUNNEL_KEY_H +#define __NET_TC_TUNNEL_KEY_H + +#include <net/act_api.h> + +struct tcf_tunnel_key_params { + struct rcu_head rcu; + int tcft_action; + int action; + struct metadata_dst *tcft_enc_metadata; +}; + +struct tcf_tunnel_key { + struct tc_action common; + struct tcf_tunnel_key_params __rcu *params; +}; + +#define to_tunnel_key(a) ((struct tcf_tunnel_key *)a) + +#endif /* __NET_TC_TUNNEL_KEY_H */ diff --git a/include/net/tc_act/tc_vlan.h b/include/net/tc_act/tc_vlan.h index 6b83588..48cca32 100644 --- a/include/net/tc_act/tc_vlan.h +++ b/include/net/tc_act/tc_vlan.h @@ -11,6 +11,7 @@ #define __NET_TC_VLAN_H #include <net/act_api.h> +#include <linux/tc_act/tc_vlan.h> #define VLAN_F_POP 0x1 #define VLAN_F_PUSH 0x2 @@ -24,4 +25,28 @@ struct tcf_vlan { }; #define to_vlan(a) ((struct tcf_vlan *)a) +static inline bool is_tcf_vlan(const struct tc_action *a) +{ +#ifdef CONFIG_NET_CLS_ACT + if (a->ops && a->ops->type == TCA_ACT_VLAN) + return true; +#endif + return false; +} + +static inline u32 tcf_vlan_action(const struct tc_action *a) +{ + return to_vlan(a)->tcfv_action; +} + +static inline u16 tcf_vlan_push_vid(const struct tc_action *a) +{ + return to_vlan(a)->tcfv_push_vid; +} + +static inline __be16 tcf_vlan_push_proto(const struct tc_action *a) +{ + return to_vlan(a)->tcfv_push_proto; +} + #endif /* __NET_TC_VLAN_H */ diff --git a/include/net/tcp.h b/include/net/tcp.h index fdfbedd..f83b7f2 100644 --- a/include/net/tcp.h +++ b/include/net/tcp.h @@ -533,6 +533,8 @@ __u32 cookie_v6_init_sequence(const struct sk_buff *skb, __u16 *mss); #endif /* tcp_output.c */ +u32 tcp_tso_autosize(const struct sock *sk, unsigned int mss_now, + int min_tso_segs); void __tcp_push_pending_frames(struct sock *sk, unsigned int cur_mss, int nonagle); bool tcp_may_send_now(struct sock *sk); @@ -671,7 +673,7 @@ static inline bool tcp_ca_dst_locked(const struct dst_entry *dst) /* Minimum RTT in usec. ~0 means not available. */ static inline u32 tcp_min_rtt(const struct tcp_sock *tp) { - return tp->rtt_min[0].rtt; + return minmax_get(&tp->rtt_min); } /* Compute the actual receive window we are currently advertising. @@ -763,8 +765,16 @@ struct tcp_skb_cb { __u32 ack_seq; /* Sequence number ACK'd */ union { struct { - /* There is space for up to 20 bytes */ - __u32 in_flight;/* Bytes in flight when packet sent */ + /* There is space for up to 24 bytes */ + __u32 in_flight:30,/* Bytes in flight at transmit */ + is_app_limited:1, /* cwnd not fully used? */ + unused:1; + /* pkts S/ACKed so far upon tx of skb, incl retrans: */ + __u32 delivered; + /* start of send pipeline phase */ + struct skb_mstamp first_tx_mstamp; + /* when we reached the "delivered" count */ + struct skb_mstamp delivered_mstamp; } tx; /* only used for outgoing skbs */ union { struct inet_skb_parm h4; @@ -860,6 +870,27 @@ struct ack_sample { u32 in_flight; }; +/* A rate sample measures the number of (original/retransmitted) data + * packets delivered "delivered" over an interval of time "interval_us". + * The tcp_rate.c code fills in the rate sample, and congestion + * control modules that define a cong_control function to run at the end + * of ACK processing can optionally chose to consult this sample when + * setting cwnd and pacing rate. + * A sample is invalid if "delivered" or "interval_us" is negative. + */ +struct rate_sample { + struct skb_mstamp prior_mstamp; /* starting timestamp for interval */ + u32 prior_delivered; /* tp->delivered at "prior_mstamp" */ + s32 delivered; /* number of packets delivered over interval */ + long interval_us; /* time for tp->delivered to incr "delivered" */ + long rtt_us; /* RTT of last (S)ACKed packet (or -1) */ + int losses; /* number of packets marked lost upon ACK */ + u32 acked_sacked; /* number of packets newly (S)ACKed upon ACK */ + u32 prior_in_flight; /* in flight before this ACK */ + bool is_app_limited; /* is sample from packet with bubble in pipe? */ + bool is_retrans; /* is sample from retransmission? */ +}; + struct tcp_congestion_ops { struct list_head list; u32 key; @@ -884,6 +915,14 @@ struct tcp_congestion_ops { u32 (*undo_cwnd)(struct sock *sk); /* hook for packet ack accounting (optional) */ void (*pkts_acked)(struct sock *sk, const struct ack_sample *sample); + /* suggest number of segments for each skb to transmit (optional) */ + u32 (*tso_segs_goal)(struct sock *sk); + /* returns the multiplier used in tcp_sndbuf_expand (optional) */ + u32 (*sndbuf_expand)(struct sock *sk); + /* call when packets are delivered to update cwnd and pacing rate, + * after all the ca_state processing. (optional) + */ + void (*cong_control)(struct sock *sk, const struct rate_sample *rs); /* get info for inet_diag (optional) */ size_t (*get_info)(struct sock *sk, u32 ext, int *attr, union tcp_cc_info *info); @@ -946,6 +985,14 @@ static inline void tcp_ca_event(struct sock *sk, const enum tcp_ca_event event) icsk->icsk_ca_ops->cwnd_event(sk, event); } +/* From tcp_rate.c */ +void tcp_rate_skb_sent(struct sock *sk, struct sk_buff *skb); +void tcp_rate_skb_delivered(struct sock *sk, struct sk_buff *skb, + struct rate_sample *rs); +void tcp_rate_gen(struct sock *sk, u32 delivered, u32 lost, + struct skb_mstamp *now, struct rate_sample *rs); +void tcp_rate_check_app_limited(struct sock *sk); + /* These functions determine how the current flow behaves in respect of SACK * handling. SACK is negotiated with the peer, and therefore it can vary * between different flows. diff --git a/include/net/vxlan.h b/include/net/vxlan.h index b96d036..0255613 100644 --- a/include/net/vxlan.h +++ b/include/net/vxlan.h @@ -350,24 +350,6 @@ static inline __be32 vxlan_vni_field(__be32 vni) #endif } -static inline __be32 vxlan_tun_id_to_vni(__be64 tun_id) -{ -#if defined(__BIG_ENDIAN) - return (__force __be32)tun_id; -#else - return (__force __be32)((__force u64)tun_id >> 32); -#endif -} - -static inline __be64 vxlan_vni_to_tun_id(__be32 vni) -{ -#if defined(__BIG_ENDIAN) - return (__force __be64)vni; -#else - return (__force __be64)((u64)(__force u32)vni << 32); -#endif -} - static inline size_t vxlan_rco_start(__be32 vni_field) { return be32_to_cpu(vni_field & VXLAN_RCO_MASK) << VXLAN_RCO_SHIFT; diff --git a/include/net/xfrm.h b/include/net/xfrm.h index d2fdd6d..31947b9 100644 --- a/include/net/xfrm.h +++ b/include/net/xfrm.h @@ -1540,8 +1540,10 @@ int xfrm4_tunnel_deregister(struct xfrm_tunnel *handler, unsigned short family); void xfrm4_local_error(struct sk_buff *skb, u32 mtu); int xfrm6_extract_header(struct sk_buff *skb); int xfrm6_extract_input(struct xfrm_state *x, struct sk_buff *skb); -int xfrm6_rcv_spi(struct sk_buff *skb, int nexthdr, __be32 spi); +int xfrm6_rcv_spi(struct sk_buff *skb, int nexthdr, __be32 spi, + struct ip6_tnl *t); int xfrm6_transport_finish(struct sk_buff *skb, int async); +int xfrm6_rcv_tnl(struct sk_buff *skb, struct ip6_tnl *t); int xfrm6_rcv(struct sk_buff *skb); int xfrm6_input_addr(struct sk_buff *skb, xfrm_address_t *daddr, xfrm_address_t *saddr, u8 proto); diff --git a/include/rxrpc/packet.h b/include/rxrpc/packet.h index 3c6128e..fd6eb3a 100644 --- a/include/rxrpc/packet.h +++ b/include/rxrpc/packet.h @@ -34,8 +34,6 @@ struct rxrpc_wire_header { #define RXRPC_CID_INC (1 << RXRPC_CIDSHIFT) /* connection ID increment */ __be32 callNumber; /* call ID (0 for connection-level packets) */ -#define RXRPC_PROCESS_MAXCALLS (1<<2) /* maximum number of active calls per conn (power of 2) */ - __be32 seq; /* sequence number of pkt in call stream */ __be32 serial; /* serial number of pkt sent to network */ @@ -93,10 +91,14 @@ struct rxrpc_wire_header { struct rxrpc_jumbo_header { uint8_t flags; /* packet flags (as per rxrpc_header) */ uint8_t pad; - __be16 _rsvd; /* reserved (used by kerberos security as cksum) */ + union { + __be16 _rsvd; /* reserved */ + __be16 cksum; /* kerberos security checksum */ + }; }; #define RXRPC_JUMBO_DATALEN 1412 /* non-terminal jumbo packet data length */ +#define RXRPC_JUMBO_SUBPKTLEN (RXRPC_JUMBO_DATALEN + sizeof(struct rxrpc_jumbo_header)) /*****************************************************************************/ /* @@ -131,6 +133,13 @@ struct rxrpc_ackpacket { } __packed; +/* Some ACKs refer to specific packets and some are general and can be updated. */ +#define RXRPC_ACK_UPDATEABLE ((1 << RXRPC_ACK_REQUESTED) | \ + (1 << RXRPC_ACK_PING_RESPONSE) | \ + (1 << RXRPC_ACK_DELAY) | \ + (1 << RXRPC_ACK_IDLE)) + + /* * ACK packets can have a further piece of information tagged on the end */ diff --git a/include/scsi/scsi_transport_sas.h b/include/scsi/scsi_transport_sas.h index 13c0b2b..73d8709 100644 --- a/include/scsi/scsi_transport_sas.h +++ b/include/scsi/scsi_transport_sas.h @@ -11,12 +11,12 @@ struct sas_rphy; struct request; #if !IS_ENABLED(CONFIG_SCSI_SAS_ATTRS) -static inline int is_sas_attached(struct scsi_device *sdev) +static inline int scsi_is_sas_rphy(const struct device *sdev) { return 0; } #else -extern int is_sas_attached(struct scsi_device *sdev); +extern int scsi_is_sas_rphy(const struct device *); #endif static inline int sas_protocol_ata(enum sas_protocol proto) @@ -202,7 +202,6 @@ extern int sas_rphy_add(struct sas_rphy *); extern void sas_rphy_remove(struct sas_rphy *); extern void sas_rphy_delete(struct sas_rphy *); extern void sas_rphy_unlink(struct sas_rphy *); -extern int scsi_is_sas_rphy(const struct device *); struct sas_port *sas_port_alloc(struct device *, int); struct sas_port *sas_port_alloc_num(struct device *); diff --git a/include/trace/events/rxrpc.h b/include/trace/events/rxrpc.h index 85ee035..e8f2afb 100644 --- a/include/trace/events/rxrpc.h +++ b/include/trace/events/rxrpc.h @@ -16,18 +16,76 @@ #include <linux/tracepoint.h> +TRACE_EVENT(rxrpc_conn, + TP_PROTO(struct rxrpc_connection *conn, enum rxrpc_conn_trace op, + int usage, const void *where), + + TP_ARGS(conn, op, usage, where), + + TP_STRUCT__entry( + __field(struct rxrpc_connection *, conn ) + __field(int, op ) + __field(int, usage ) + __field(const void *, where ) + ), + + TP_fast_assign( + __entry->conn = conn; + __entry->op = op; + __entry->usage = usage; + __entry->where = where; + ), + + TP_printk("C=%p %s u=%d sp=%pSR", + __entry->conn, + rxrpc_conn_traces[__entry->op], + __entry->usage, + __entry->where) + ); + +TRACE_EVENT(rxrpc_client, + TP_PROTO(struct rxrpc_connection *conn, int channel, + enum rxrpc_client_trace op), + + TP_ARGS(conn, channel, op), + + TP_STRUCT__entry( + __field(struct rxrpc_connection *, conn ) + __field(u32, cid ) + __field(int, channel ) + __field(int, usage ) + __field(enum rxrpc_client_trace, op ) + __field(enum rxrpc_conn_cache_state, cs ) + ), + + TP_fast_assign( + __entry->conn = conn; + __entry->channel = channel; + __entry->usage = atomic_read(&conn->usage); + __entry->op = op; + __entry->cid = conn->proto.cid; + __entry->cs = conn->cache_state; + ), + + TP_printk("C=%p h=%2d %s %s i=%08x u=%d", + __entry->conn, + __entry->channel, + rxrpc_client_traces[__entry->op], + rxrpc_conn_cache_states[__entry->cs], + __entry->cid, + __entry->usage) + ); + TRACE_EVENT(rxrpc_call, TP_PROTO(struct rxrpc_call *call, enum rxrpc_call_trace op, - int usage, int nskb, - const void *where, const void *aux), + int usage, const void *where, const void *aux), - TP_ARGS(call, op, usage, nskb, where, aux), + TP_ARGS(call, op, usage, where, aux), TP_STRUCT__entry( __field(struct rxrpc_call *, call ) __field(int, op ) __field(int, usage ) - __field(int, nskb ) __field(const void *, where ) __field(const void *, aux ) ), @@ -36,29 +94,27 @@ TRACE_EVENT(rxrpc_call, __entry->call = call; __entry->op = op; __entry->usage = usage; - __entry->nskb = nskb; __entry->where = where; __entry->aux = aux; ), - TP_printk("c=%p %s u=%d s=%d p=%pSR a=%p", + TP_printk("c=%p %s u=%d sp=%pSR a=%p", __entry->call, rxrpc_call_traces[__entry->op], __entry->usage, - __entry->nskb, __entry->where, __entry->aux) ); TRACE_EVENT(rxrpc_skb, - TP_PROTO(struct sk_buff *skb, int op, int usage, int mod_count, - const void *where), + TP_PROTO(struct sk_buff *skb, enum rxrpc_skb_trace op, + int usage, int mod_count, const void *where), TP_ARGS(skb, op, usage, mod_count, where), TP_STRUCT__entry( __field(struct sk_buff *, skb ) - __field(int, op ) + __field(enum rxrpc_skb_trace, op ) __field(int, usage ) __field(int, mod_count ) __field(const void *, where ) @@ -74,16 +130,51 @@ TRACE_EVENT(rxrpc_skb, TP_printk("s=%p %s u=%d m=%d p=%pSR", __entry->skb, - (__entry->op == 0 ? "NEW" : - __entry->op == 1 ? "SEE" : - __entry->op == 2 ? "GET" : - __entry->op == 3 ? "FRE" : - "PUR"), + rxrpc_skb_traces[__entry->op], __entry->usage, __entry->mod_count, __entry->where) ); +TRACE_EVENT(rxrpc_rx_packet, + TP_PROTO(struct rxrpc_skb_priv *sp), + + TP_ARGS(sp), + + TP_STRUCT__entry( + __field_struct(struct rxrpc_host_header, hdr ) + ), + + TP_fast_assign( + memcpy(&__entry->hdr, &sp->hdr, sizeof(__entry->hdr)); + ), + + TP_printk("%08x:%08x:%08x:%04x %08x %08x %02x %02x %s", + __entry->hdr.epoch, __entry->hdr.cid, + __entry->hdr.callNumber, __entry->hdr.serviceId, + __entry->hdr.serial, __entry->hdr.seq, + __entry->hdr.type, __entry->hdr.flags, + __entry->hdr.type <= 15 ? rxrpc_pkts[__entry->hdr.type] : "?UNK") + ); + +TRACE_EVENT(rxrpc_rx_done, + TP_PROTO(int result, int abort_code), + + TP_ARGS(result, abort_code), + + TP_STRUCT__entry( + __field(int, result ) + __field(int, abort_code ) + ), + + TP_fast_assign( + __entry->result = result; + __entry->abort_code = abort_code; + ), + + TP_printk("r=%d a=%d", __entry->result, __entry->abort_code) + ); + TRACE_EVENT(rxrpc_abort, TP_PROTO(const char *why, u32 cid, u32 call_id, rxrpc_seq_t seq, int abort_code, int error), @@ -113,6 +204,216 @@ TRACE_EVENT(rxrpc_abort, __entry->abort_code, __entry->error, __entry->why) ); +TRACE_EVENT(rxrpc_transmit, + TP_PROTO(struct rxrpc_call *call, enum rxrpc_transmit_trace why), + + TP_ARGS(call, why), + + TP_STRUCT__entry( + __field(struct rxrpc_call *, call ) + __field(enum rxrpc_transmit_trace, why ) + __field(rxrpc_seq_t, tx_hard_ack ) + __field(rxrpc_seq_t, tx_top ) + ), + + TP_fast_assign( + __entry->call = call; + __entry->why = why; + __entry->tx_hard_ack = call->tx_hard_ack; + __entry->tx_top = call->tx_top; + ), + + TP_printk("c=%p %s f=%08x n=%u", + __entry->call, + rxrpc_transmit_traces[__entry->why], + __entry->tx_hard_ack + 1, + __entry->tx_top - __entry->tx_hard_ack) + ); + +TRACE_EVENT(rxrpc_rx_ack, + TP_PROTO(struct rxrpc_call *call, rxrpc_seq_t first, u8 reason, u8 n_acks), + + TP_ARGS(call, first, reason, n_acks), + + TP_STRUCT__entry( + __field(struct rxrpc_call *, call ) + __field(rxrpc_seq_t, first ) + __field(u8, reason ) + __field(u8, n_acks ) + ), + + TP_fast_assign( + __entry->call = call; + __entry->first = first; + __entry->reason = reason; + __entry->n_acks = n_acks; + ), + + TP_printk("c=%p %s f=%08x n=%u", + __entry->call, + rxrpc_acks(__entry->reason), + __entry->first, + __entry->n_acks) + ); + +TRACE_EVENT(rxrpc_tx_ack, + TP_PROTO(struct rxrpc_call *call, rxrpc_seq_t first, + rxrpc_serial_t serial, u8 reason, u8 n_acks), + + TP_ARGS(call, first, serial, reason, n_acks), + + TP_STRUCT__entry( + __field(struct rxrpc_call *, call ) + __field(rxrpc_seq_t, first ) + __field(rxrpc_serial_t, serial ) + __field(u8, reason ) + __field(u8, n_acks ) + ), + + TP_fast_assign( + __entry->call = call; + __entry->first = first; + __entry->serial = serial; + __entry->reason = reason; + __entry->n_acks = n_acks; + ), + + TP_printk("c=%p %s f=%08x r=%08x n=%u", + __entry->call, + rxrpc_acks(__entry->reason), + __entry->first, + __entry->serial, + __entry->n_acks) + ); + +TRACE_EVENT(rxrpc_receive, + TP_PROTO(struct rxrpc_call *call, enum rxrpc_receive_trace why, + rxrpc_serial_t serial, rxrpc_seq_t seq), + + TP_ARGS(call, why, serial, seq), + + TP_STRUCT__entry( + __field(struct rxrpc_call *, call ) + __field(enum rxrpc_receive_trace, why ) + __field(rxrpc_serial_t, serial ) + __field(rxrpc_seq_t, seq ) + __field(rxrpc_seq_t, hard_ack ) + __field(rxrpc_seq_t, top ) + ), + + TP_fast_assign( + __entry->call = call; + __entry->why = why; + __entry->serial = serial; + __entry->seq = seq; + __entry->hard_ack = call->rx_hard_ack; + __entry->top = call->rx_top; + ), + + TP_printk("c=%p %s r=%08x q=%08x w=%08x-%08x", + __entry->call, + rxrpc_receive_traces[__entry->why], + __entry->serial, + __entry->seq, + __entry->hard_ack, + __entry->top) + ); + +TRACE_EVENT(rxrpc_recvmsg, + TP_PROTO(struct rxrpc_call *call, enum rxrpc_recvmsg_trace why, + rxrpc_seq_t seq, unsigned int offset, unsigned int len, + int ret), + + TP_ARGS(call, why, seq, offset, len, ret), + + TP_STRUCT__entry( + __field(struct rxrpc_call *, call ) + __field(enum rxrpc_recvmsg_trace, why ) + __field(rxrpc_seq_t, seq ) + __field(unsigned int, offset ) + __field(unsigned int, len ) + __field(int, ret ) + ), + + TP_fast_assign( + __entry->call = call; + __entry->why = why; + __entry->seq = seq; + __entry->offset = offset; + __entry->len = len; + __entry->ret = ret; + ), + + TP_printk("c=%p %s q=%08x o=%u l=%u ret=%d", + __entry->call, + rxrpc_recvmsg_traces[__entry->why], + __entry->seq, + __entry->offset, + __entry->len, + __entry->ret) + ); + +TRACE_EVENT(rxrpc_rtt_tx, + TP_PROTO(struct rxrpc_call *call, enum rxrpc_rtt_tx_trace why, + rxrpc_serial_t send_serial), + + TP_ARGS(call, why, send_serial), + + TP_STRUCT__entry( + __field(struct rxrpc_call *, call ) + __field(enum rxrpc_rtt_tx_trace, why ) + __field(rxrpc_serial_t, send_serial ) + ), + + TP_fast_assign( + __entry->call = call; + __entry->why = why; + __entry->send_serial = send_serial; + ), + + TP_printk("c=%p %s sr=%08x", + __entry->call, + rxrpc_rtt_tx_traces[__entry->why], + __entry->send_serial) + ); + +TRACE_EVENT(rxrpc_rtt_rx, + TP_PROTO(struct rxrpc_call *call, enum rxrpc_rtt_rx_trace why, + rxrpc_serial_t send_serial, rxrpc_serial_t resp_serial, + s64 rtt, u8 nr, s64 avg), + + TP_ARGS(call, why, send_serial, resp_serial, rtt, nr, avg), + + TP_STRUCT__entry( + __field(struct rxrpc_call *, call ) + __field(enum rxrpc_rtt_rx_trace, why ) + __field(u8, nr ) + __field(rxrpc_serial_t, send_serial ) + __field(rxrpc_serial_t, resp_serial ) + __field(s64, rtt ) + __field(u64, avg ) + ), + + TP_fast_assign( + __entry->call = call; + __entry->why = why; + __entry->send_serial = send_serial; + __entry->resp_serial = resp_serial; + __entry->rtt = rtt; + __entry->nr = nr; + __entry->avg = avg; + ), + + TP_printk("c=%p %s sr=%08x rr=%08x rtt=%lld nr=%u avg=%lld", + __entry->call, + rxrpc_rtt_rx_traces[__entry->why], + __entry->send_serial, + __entry->resp_serial, + __entry->rtt, + __entry->nr, + __entry->avg) + ); + #endif /* _TRACE_RXRPC_H */ /* This part must be outside protection */ diff --git a/include/uapi/linux/bpf.h b/include/uapi/linux/bpf.h index f896dfa..f09c70b 100644 --- a/include/uapi/linux/bpf.h +++ b/include/uapi/linux/bpf.h @@ -398,6 +398,34 @@ enum bpf_func_id { */ BPF_FUNC_skb_change_tail, + /** + * bpf_skb_pull_data(skb, len) + * The helper will pull in non-linear data in case the + * skb is non-linear and not all of len are part of the + * linear section. Only needed for read/write with direct + * packet access. + * @skb: pointer to skb + * @len: len to make read/writeable + * Return: 0 on success or negative error + */ + BPF_FUNC_skb_pull_data, + + /** + * bpf_csum_update(skb, csum) + * Adds csum into skb->csum in case of CHECKSUM_COMPLETE. + * @skb: pointer to skb + * @csum: csum to add + * Return: csum on success or negative error + */ + BPF_FUNC_csum_update, + + /** + * bpf_set_hash_invalid(skb) + * Invalidate current skb>hash. + * @skb: pointer to skb + */ + BPF_FUNC_set_hash_invalid, + __BPF_FUNC_MAX_ID, }; diff --git a/include/uapi/linux/if_link.h b/include/uapi/linux/if_link.h index 9bf3aec..b4fba66 100644 --- a/include/uapi/linux/if_link.h +++ b/include/uapi/linux/if_link.h @@ -464,6 +464,7 @@ enum { enum ipvlan_mode { IPVLAN_MODE_L2 = 0, IPVLAN_MODE_L3, + IPVLAN_MODE_L3S, IPVLAN_MODE_MAX }; @@ -618,7 +619,7 @@ enum { enum { IFLA_VF_UNSPEC, IFLA_VF_MAC, /* Hardware queue specific attributes */ - IFLA_VF_VLAN, + IFLA_VF_VLAN, /* VLAN ID and QoS */ IFLA_VF_TX_RATE, /* Max TX Bandwidth Allocation */ IFLA_VF_SPOOFCHK, /* Spoof Checking on/off switch */ IFLA_VF_LINK_STATE, /* link state enable/disable/auto switch */ @@ -630,6 +631,7 @@ enum { IFLA_VF_TRUST, /* Trust VF */ IFLA_VF_IB_NODE_GUID, /* VF Infiniband node GUID */ IFLA_VF_IB_PORT_GUID, /* VF Infiniband port GUID */ + IFLA_VF_VLAN_LIST, /* nested list of vlans, option for QinQ */ __IFLA_VF_MAX, }; @@ -646,6 +648,22 @@ struct ifla_vf_vlan { __u32 qos; }; +enum { + IFLA_VF_VLAN_INFO_UNSPEC, + IFLA_VF_VLAN_INFO, /* VLAN ID, QoS and VLAN protocol */ + __IFLA_VF_VLAN_INFO_MAX, +}; + +#define IFLA_VF_VLAN_INFO_MAX (__IFLA_VF_VLAN_INFO_MAX - 1) +#define MAX_VLAN_LIST_LEN 1 + +struct ifla_vf_vlan_info { + __u32 vf; + __u32 vlan; /* 0 - 4095, 0 disables VLAN filter */ + __u32 qos; + __be16 vlan_proto; /* VLAN protocol either 802.1Q or 802.1ad */ +}; + struct ifla_vf_tx_rate { __u32 vf; __u32 rate; /* Max TX bandwidth in Mbps, 0 disables throttling */ @@ -826,6 +844,7 @@ enum { IFLA_STATS_LINK_64, IFLA_STATS_LINK_XSTATS, IFLA_STATS_LINK_XSTATS_SLAVE, + IFLA_STATS_LINK_OFFLOAD_XSTATS, __IFLA_STATS_MAX, }; @@ -845,6 +864,14 @@ enum { }; #define LINK_XSTATS_TYPE_MAX (__LINK_XSTATS_TYPE_MAX - 1) +/* These are stats embedded into IFLA_STATS_LINK_OFFLOAD_XSTATS */ +enum { + IFLA_OFFLOAD_XSTATS_UNSPEC, + IFLA_OFFLOAD_XSTATS_CPU_HIT, /* struct rtnl_link_stats64 */ + __IFLA_OFFLOAD_XSTATS_MAX +}; +#define IFLA_OFFLOAD_XSTATS_MAX (__IFLA_OFFLOAD_XSTATS_MAX - 1) + /* XDP section */ enum { diff --git a/include/uapi/linux/if_tunnel.h b/include/uapi/linux/if_tunnel.h index 9865c8c..18d5dc1 100644 --- a/include/uapi/linux/if_tunnel.h +++ b/include/uapi/linux/if_tunnel.h @@ -73,6 +73,7 @@ enum { IFLA_IPTUN_ENCAP_FLAGS, IFLA_IPTUN_ENCAP_SPORT, IFLA_IPTUN_ENCAP_DPORT, + IFLA_IPTUN_COLLECT_METADATA, __IFLA_IPTUN_MAX, }; #define IFLA_IPTUN_MAX (__IFLA_IPTUN_MAX - 1) diff --git a/include/uapi/linux/inet_diag.h b/include/uapi/linux/inet_diag.h index b5c366f..509cd96 100644 --- a/include/uapi/linux/inet_diag.h +++ b/include/uapi/linux/inet_diag.h @@ -124,6 +124,7 @@ enum { INET_DIAG_PEERS, INET_DIAG_PAD, INET_DIAG_MARK, + INET_DIAG_BBRINFO, __INET_DIAG_MAX, }; @@ -157,8 +158,20 @@ struct tcp_dctcp_info { __u32 dctcp_ab_tot; }; +/* INET_DIAG_BBRINFO */ + +struct tcp_bbr_info { + /* u64 bw: max-filtered BW (app throughput) estimate in Byte per sec: */ + __u32 bbr_bw_lo; /* lower 32 bits of bw */ + __u32 bbr_bw_hi; /* upper 32 bits of bw */ + __u32 bbr_min_rtt; /* min-filtered RTT in uSec */ + __u32 bbr_pacing_gain; /* pacing gain shifted left 8 bits */ + __u32 bbr_cwnd_gain; /* cwnd gain shifted left 8 bits */ +}; + union tcp_cc_info { struct tcpvegas_info vegas; struct tcp_dctcp_info dctcp; + struct tcp_bbr_info bbr; }; #endif /* _UAPI_INET_DIAG_H_ */ diff --git a/include/uapi/linux/pkt_cls.h b/include/uapi/linux/pkt_cls.h index 51b5b24..8fd715f 100644 --- a/include/uapi/linux/pkt_cls.h +++ b/include/uapi/linux/pkt_cls.h @@ -396,6 +396,7 @@ enum { TCA_BPF_FD, TCA_BPF_NAME, TCA_BPF_FLAGS, + TCA_BPF_FLAGS_GEN, __TCA_BPF_MAX, }; @@ -428,9 +429,24 @@ enum { TCA_FLOWER_KEY_UDP_DST, /* be16 */ TCA_FLOWER_FLAGS, - TCA_FLOWER_KEY_VLAN_ID, - TCA_FLOWER_KEY_VLAN_PRIO, - TCA_FLOWER_KEY_VLAN_ETH_TYPE, + TCA_FLOWER_KEY_VLAN_ID, /* be16 */ + TCA_FLOWER_KEY_VLAN_PRIO, /* u8 */ + TCA_FLOWER_KEY_VLAN_ETH_TYPE, /* be16 */ + + TCA_FLOWER_KEY_ENC_KEY_ID, /* be32 */ + TCA_FLOWER_KEY_ENC_IPV4_SRC, /* be32 */ + TCA_FLOWER_KEY_ENC_IPV4_SRC_MASK,/* be32 */ + TCA_FLOWER_KEY_ENC_IPV4_DST, /* be32 */ + TCA_FLOWER_KEY_ENC_IPV4_DST_MASK,/* be32 */ + TCA_FLOWER_KEY_ENC_IPV6_SRC, /* struct in6_addr */ + TCA_FLOWER_KEY_ENC_IPV6_SRC_MASK,/* struct in6_addr */ + TCA_FLOWER_KEY_ENC_IPV6_DST, /* struct in6_addr */ + TCA_FLOWER_KEY_ENC_IPV6_DST_MASK,/* struct in6_addr */ + + TCA_FLOWER_KEY_TCP_SRC_MASK, /* be16 */ + TCA_FLOWER_KEY_TCP_DST_MASK, /* be16 */ + TCA_FLOWER_KEY_UDP_SRC_MASK, /* be16 */ + TCA_FLOWER_KEY_UDP_DST_MASK, /* be16 */ __TCA_FLOWER_MAX, }; diff --git a/include/uapi/linux/pkt_sched.h b/include/uapi/linux/pkt_sched.h index 2382eed..df7451d 100644 --- a/include/uapi/linux/pkt_sched.h +++ b/include/uapi/linux/pkt_sched.h @@ -792,6 +792,8 @@ enum { TCA_FQ_ORPHAN_MASK, /* mask applied to orphaned skb hashes */ + TCA_FQ_LOW_RATE_THRESHOLD, /* per packet delay under this rate */ + __TCA_FQ_MAX }; @@ -809,7 +811,7 @@ struct tc_fq_qd_stats { __u32 flows; __u32 inactive_flows; __u32 throttled_flows; - __u32 pad; + __u32 unthrottle_latency_ns; }; /* Heavy-Hitter Filter */ diff --git a/include/uapi/linux/tc_act/tc_ife.h b/include/uapi/linux/tc_act/tc_ife.h index 4ece02a..cd18360 100644 --- a/include/uapi/linux/tc_act/tc_ife.h +++ b/include/uapi/linux/tc_act/tc_ife.h @@ -32,8 +32,9 @@ enum { #define IFE_META_HASHID 2 #define IFE_META_PRIO 3 #define IFE_META_QMAP 4 +#define IFE_META_TCINDEX 5 /*Can be overridden at runtime by module option*/ -#define __IFE_META_MAX 5 +#define __IFE_META_MAX 6 #define IFE_META_MAX (__IFE_META_MAX - 1) #endif diff --git a/include/uapi/linux/tc_act/tc_skbmod.h b/include/uapi/linux/tc_act/tc_skbmod.h new file mode 100644 index 0000000..10fc07d --- /dev/null +++ b/include/uapi/linux/tc_act/tc_skbmod.h @@ -0,0 +1,39 @@ +/* + * Copyright (c) 2016, Jamal Hadi Salim + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. +*/ + +#ifndef __LINUX_TC_SKBMOD_H +#define __LINUX_TC_SKBMOD_H + +#include <linux/pkt_cls.h> + +#define TCA_ACT_SKBMOD 15 + +#define SKBMOD_F_DMAC 0x1 +#define SKBMOD_F_SMAC 0x2 +#define SKBMOD_F_ETYPE 0x4 +#define SKBMOD_F_SWAPMAC 0x8 + +struct tc_skbmod { + tc_gen; + __u64 flags; +}; + +enum { + TCA_SKBMOD_UNSPEC, + TCA_SKBMOD_TM, + TCA_SKBMOD_PARMS, + TCA_SKBMOD_DMAC, + TCA_SKBMOD_SMAC, + TCA_SKBMOD_ETYPE, + TCA_SKBMOD_PAD, + __TCA_SKBMOD_MAX +}; +#define TCA_SKBMOD_MAX (__TCA_SKBMOD_MAX - 1) + +#endif diff --git a/include/uapi/linux/tc_act/tc_tunnel_key.h b/include/uapi/linux/tc_act/tc_tunnel_key.h new file mode 100644 index 0000000..890106f --- /dev/null +++ b/include/uapi/linux/tc_act/tc_tunnel_key.h @@ -0,0 +1,41 @@ +/* + * Copyright (c) 2016, Amir Vadai <amir@vadai.me> + * Copyright (c) 2016, Mellanox Technologies. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#ifndef __LINUX_TC_TUNNEL_KEY_H +#define __LINUX_TC_TUNNEL_KEY_H + +#include <linux/pkt_cls.h> + +#define TCA_ACT_TUNNEL_KEY 17 + +#define TCA_TUNNEL_KEY_ACT_SET 1 +#define TCA_TUNNEL_KEY_ACT_RELEASE 2 + +struct tc_tunnel_key { + tc_gen; + int t_action; +}; + +enum { + TCA_TUNNEL_KEY_UNSPEC, + TCA_TUNNEL_KEY_TM, + TCA_TUNNEL_KEY_PARMS, + TCA_TUNNEL_KEY_ENC_IPV4_SRC, /* be32 */ + TCA_TUNNEL_KEY_ENC_IPV4_DST, /* be32 */ + TCA_TUNNEL_KEY_ENC_IPV6_SRC, /* struct in6_addr */ + TCA_TUNNEL_KEY_ENC_IPV6_DST, /* struct in6_addr */ + TCA_TUNNEL_KEY_ENC_KEY_ID, /* be64 */ + TCA_TUNNEL_KEY_PAD, + __TCA_TUNNEL_KEY_MAX, +}; + +#define TCA_TUNNEL_KEY_MAX (__TCA_TUNNEL_KEY_MAX - 1) + +#endif diff --git a/include/uapi/linux/tc_act/tc_vlan.h b/include/uapi/linux/tc_act/tc_vlan.h index be72b6e..bddb272 100644 --- a/include/uapi/linux/tc_act/tc_vlan.h +++ b/include/uapi/linux/tc_act/tc_vlan.h @@ -16,6 +16,7 @@ #define TCA_VLAN_ACT_POP 1 #define TCA_VLAN_ACT_PUSH 2 +#define TCA_VLAN_ACT_MODIFY 3 struct tc_vlan { tc_gen; diff --git a/include/uapi/linux/tcp.h b/include/uapi/linux/tcp.h index 482898f..73ac0db 100644 --- a/include/uapi/linux/tcp.h +++ b/include/uapi/linux/tcp.h @@ -167,6 +167,7 @@ struct tcp_info { __u8 tcpi_backoff; __u8 tcpi_options; __u8 tcpi_snd_wscale : 4, tcpi_rcv_wscale : 4; + __u8 tcpi_delivery_rate_app_limited:1; __u32 tcpi_rto; __u32 tcpi_ato; @@ -211,6 +212,8 @@ struct tcp_info { __u32 tcpi_min_rtt; __u32 tcpi_data_segs_in; /* RFC4898 tcpEStatsDataSegsIn */ __u32 tcpi_data_segs_out; /* RFC4898 tcpEStatsDataSegsOut */ + + __u64 tcpi_delivery_rate; }; /* for TCP_MD5SIG socket option */ |