summaryrefslogtreecommitdiff
path: root/arch/s390/include/asm
diff options
context:
space:
mode:
Diffstat (limited to 'arch/s390/include/asm')
-rw-r--r--arch/s390/include/asm/kdebug.h2
-rw-r--r--arch/s390/include/asm/lowcore.h142
-rw-r--r--arch/s390/include/asm/pgtable.h23
-rw-r--r--arch/s390/include/asm/processor.h2
-rw-r--r--arch/s390/include/asm/ptrace.h3
-rw-r--r--arch/s390/include/asm/qdio.h5
-rw-r--r--arch/s390/include/asm/sigp.h1
-rw-r--r--arch/s390/include/asm/smp.h1
-rw-r--r--arch/s390/include/asm/sparsemem.h4
-rw-r--r--arch/s390/include/asm/syscall.h2
-rw-r--r--arch/s390/include/asm/system.h2
-rw-r--r--arch/s390/include/asm/topology.h40
-rw-r--r--arch/s390/include/asm/unistd.h1
13 files changed, 124 insertions, 104 deletions
diff --git a/arch/s390/include/asm/kdebug.h b/arch/s390/include/asm/kdebug.h
index 40db27c..5c1abd4 100644
--- a/arch/s390/include/asm/kdebug.h
+++ b/arch/s390/include/asm/kdebug.h
@@ -22,6 +22,6 @@ enum die_val {
DIE_NMI_IPI,
};
-extern void die(const char *, struct pt_regs *, long);
+extern void die(struct pt_regs *, const char *);
#endif
diff --git a/arch/s390/include/asm/lowcore.h b/arch/s390/include/asm/lowcore.h
index 9e13c7d..707f230 100644
--- a/arch/s390/include/asm/lowcore.h
+++ b/arch/s390/include/asm/lowcore.h
@@ -97,47 +97,52 @@ struct _lowcore {
__u32 gpregs_save_area[16]; /* 0x0180 */
__u32 cregs_save_area[16]; /* 0x01c0 */
+ /* Save areas. */
+ __u32 save_area_sync[8]; /* 0x0200 */
+ __u32 save_area_async[8]; /* 0x0220 */
+ __u32 save_area_restart[1]; /* 0x0240 */
+ __u8 pad_0x0244[0x0248-0x0244]; /* 0x0244 */
+
/* Return psws. */
- __u32 save_area[16]; /* 0x0200 */
- psw_t return_psw; /* 0x0240 */
- psw_t return_mcck_psw; /* 0x0248 */
+ psw_t return_psw; /* 0x0248 */
+ psw_t return_mcck_psw; /* 0x0250 */
/* CPU time accounting values */
- __u64 sync_enter_timer; /* 0x0250 */
- __u64 async_enter_timer; /* 0x0258 */
- __u64 mcck_enter_timer; /* 0x0260 */
- __u64 exit_timer; /* 0x0268 */
- __u64 user_timer; /* 0x0270 */
- __u64 system_timer; /* 0x0278 */
- __u64 steal_timer; /* 0x0280 */
- __u64 last_update_timer; /* 0x0288 */
- __u64 last_update_clock; /* 0x0290 */
+ __u64 sync_enter_timer; /* 0x0258 */
+ __u64 async_enter_timer; /* 0x0260 */
+ __u64 mcck_enter_timer; /* 0x0268 */
+ __u64 exit_timer; /* 0x0270 */
+ __u64 user_timer; /* 0x0278 */
+ __u64 system_timer; /* 0x0280 */
+ __u64 steal_timer; /* 0x0288 */
+ __u64 last_update_timer; /* 0x0290 */
+ __u64 last_update_clock; /* 0x0298 */
/* Current process. */
- __u32 current_task; /* 0x0298 */
- __u32 thread_info; /* 0x029c */
- __u32 kernel_stack; /* 0x02a0 */
+ __u32 current_task; /* 0x02a0 */
+ __u32 thread_info; /* 0x02a4 */
+ __u32 kernel_stack; /* 0x02a8 */
/* Interrupt and panic stack. */
- __u32 async_stack; /* 0x02a4 */
- __u32 panic_stack; /* 0x02a8 */
+ __u32 async_stack; /* 0x02ac */
+ __u32 panic_stack; /* 0x02b0 */
/* Address space pointer. */
- __u32 kernel_asce; /* 0x02ac */
- __u32 user_asce; /* 0x02b0 */
- __u32 current_pid; /* 0x02b4 */
+ __u32 kernel_asce; /* 0x02b4 */
+ __u32 user_asce; /* 0x02b8 */
+ __u32 current_pid; /* 0x02bc */
/* SMP info area */
- __u32 cpu_nr; /* 0x02b8 */
- __u32 softirq_pending; /* 0x02bc */
- __u32 percpu_offset; /* 0x02c0 */
- __u32 ext_call_fast; /* 0x02c4 */
- __u64 int_clock; /* 0x02c8 */
- __u64 mcck_clock; /* 0x02d0 */
- __u64 clock_comparator; /* 0x02d8 */
- __u32 machine_flags; /* 0x02e0 */
- __u32 ftrace_func; /* 0x02e4 */
- __u8 pad_0x02e8[0x0300-0x02e8]; /* 0x02e8 */
+ __u32 cpu_nr; /* 0x02c0 */
+ __u32 softirq_pending; /* 0x02c4 */
+ __u32 percpu_offset; /* 0x02c8 */
+ __u32 ext_call_fast; /* 0x02cc */
+ __u64 int_clock; /* 0x02d0 */
+ __u64 mcck_clock; /* 0x02d8 */
+ __u64 clock_comparator; /* 0x02e0 */
+ __u32 machine_flags; /* 0x02e8 */
+ __u32 ftrace_func; /* 0x02ec */
+ __u8 pad_0x02f8[0x0300-0x02f0]; /* 0x02f0 */
/* Interrupt response block */
__u8 irb[64]; /* 0x0300 */
@@ -229,57 +234,62 @@ struct _lowcore {
psw_t mcck_new_psw; /* 0x01e0 */
psw_t io_new_psw; /* 0x01f0 */
- /* Entry/exit save area & return psws. */
- __u64 save_area[16]; /* 0x0200 */
- psw_t return_psw; /* 0x0280 */
- psw_t return_mcck_psw; /* 0x0290 */
+ /* Save areas. */
+ __u64 save_area_sync[8]; /* 0x0200 */
+ __u64 save_area_async[8]; /* 0x0240 */
+ __u64 save_area_restart[1]; /* 0x0280 */
+ __u8 pad_0x0288[0x0290-0x0288]; /* 0x0288 */
+
+ /* Return psws. */
+ psw_t return_psw; /* 0x0290 */
+ psw_t return_mcck_psw; /* 0x02a0 */
/* CPU accounting and timing values. */
- __u64 sync_enter_timer; /* 0x02a0 */
- __u64 async_enter_timer; /* 0x02a8 */
- __u64 mcck_enter_timer; /* 0x02b0 */
- __u64 exit_timer; /* 0x02b8 */
- __u64 user_timer; /* 0x02c0 */
- __u64 system_timer; /* 0x02c8 */
- __u64 steal_timer; /* 0x02d0 */
- __u64 last_update_timer; /* 0x02d8 */
- __u64 last_update_clock; /* 0x02e0 */
+ __u64 sync_enter_timer; /* 0x02b0 */
+ __u64 async_enter_timer; /* 0x02b8 */
+ __u64 mcck_enter_timer; /* 0x02c0 */
+ __u64 exit_timer; /* 0x02c8 */
+ __u64 user_timer; /* 0x02d0 */
+ __u64 system_timer; /* 0x02d8 */
+ __u64 steal_timer; /* 0x02e0 */
+ __u64 last_update_timer; /* 0x02e8 */
+ __u64 last_update_clock; /* 0x02f0 */
/* Current process. */
- __u64 current_task; /* 0x02e8 */
- __u64 thread_info; /* 0x02f0 */
- __u64 kernel_stack; /* 0x02f8 */
+ __u64 current_task; /* 0x02f8 */
+ __u64 thread_info; /* 0x0300 */
+ __u64 kernel_stack; /* 0x0308 */
/* Interrupt and panic stack. */
- __u64 async_stack; /* 0x0300 */
- __u64 panic_stack; /* 0x0308 */
+ __u64 async_stack; /* 0x0310 */
+ __u64 panic_stack; /* 0x0318 */
/* Address space pointer. */
- __u64 kernel_asce; /* 0x0310 */
- __u64 user_asce; /* 0x0318 */
- __u64 current_pid; /* 0x0320 */
+ __u64 kernel_asce; /* 0x0320 */
+ __u64 user_asce; /* 0x0328 */
+ __u64 current_pid; /* 0x0330 */
/* SMP info area */
- __u32 cpu_nr; /* 0x0328 */
- __u32 softirq_pending; /* 0x032c */
- __u64 percpu_offset; /* 0x0330 */
- __u64 ext_call_fast; /* 0x0338 */
- __u64 int_clock; /* 0x0340 */
- __u64 mcck_clock; /* 0x0348 */
- __u64 clock_comparator; /* 0x0350 */
- __u64 vdso_per_cpu_data; /* 0x0358 */
- __u64 machine_flags; /* 0x0360 */
- __u64 ftrace_func; /* 0x0368 */
- __u64 gmap; /* 0x0370 */
- __u64 cmf_hpp; /* 0x0378 */
+ __u32 cpu_nr; /* 0x0338 */
+ __u32 softirq_pending; /* 0x033c */
+ __u64 percpu_offset; /* 0x0340 */
+ __u64 ext_call_fast; /* 0x0348 */
+ __u64 int_clock; /* 0x0350 */
+ __u64 mcck_clock; /* 0x0358 */
+ __u64 clock_comparator; /* 0x0360 */
+ __u64 vdso_per_cpu_data; /* 0x0368 */
+ __u64 machine_flags; /* 0x0370 */
+ __u64 ftrace_func; /* 0x0378 */
+ __u64 gmap; /* 0x0380 */
+ __u8 pad_0x0388[0x0400-0x0388]; /* 0x0388 */
/* Interrupt response block. */
- __u8 irb[64]; /* 0x0380 */
+ __u8 irb[64]; /* 0x0400 */
/* Per cpu primary space access list */
- __u32 paste[16]; /* 0x03c0 */
+ __u32 paste[16]; /* 0x0440 */
- __u8 pad_0x0400[0x0e00-0x0400]; /* 0x0400 */
+ __u8 pad_0x0480[0x0e00-0x0480]; /* 0x0480 */
/*
* 0xe00 contains the address of the IPL Parameter Information
diff --git a/arch/s390/include/asm/pgtable.h b/arch/s390/include/asm/pgtable.h
index 4f289ff..011358c 100644
--- a/arch/s390/include/asm/pgtable.h
+++ b/arch/s390/include/asm/pgtable.h
@@ -128,28 +128,11 @@ static inline int is_zero_pfn(unsigned long pfn)
* effect, this also makes sure that 64 bit module code cannot be used
* as system call address.
*/
-
extern unsigned long VMALLOC_START;
+extern unsigned long VMALLOC_END;
+extern struct page *vmemmap;
-#ifndef __s390x__
-#define VMALLOC_SIZE (96UL << 20)
-#define VMALLOC_END 0x7e000000UL
-#define VMEM_MAP_END 0x80000000UL
-#else /* __s390x__ */
-#define VMALLOC_SIZE (128UL << 30)
-#define VMALLOC_END 0x3e000000000UL
-#define VMEM_MAP_END 0x40000000000UL
-#endif /* __s390x__ */
-
-/*
- * VMEM_MAX_PHYS is the highest physical address that can be added to the 1:1
- * mapping. This needs to be calculated at compile time since the size of the
- * VMEM_MAP is static but the size of struct page can change.
- */
-#define VMEM_MAX_PAGES ((VMEM_MAP_END - VMALLOC_END) / sizeof(struct page))
-#define VMEM_MAX_PFN min(VMALLOC_START >> PAGE_SHIFT, VMEM_MAX_PAGES)
-#define VMEM_MAX_PHYS ((VMEM_MAX_PFN << PAGE_SHIFT) & ~((16 << 20) - 1))
-#define vmemmap ((struct page *) VMALLOC_END)
+#define VMEM_MAX_PHYS ((unsigned long) vmemmap)
/*
* A 31 bit pagetable entry of S390 has following format:
diff --git a/arch/s390/include/asm/processor.h b/arch/s390/include/asm/processor.h
index 5f33d37..27272f6 100644
--- a/arch/s390/include/asm/processor.h
+++ b/arch/s390/include/asm/processor.h
@@ -80,8 +80,6 @@ struct thread_struct {
unsigned int acrs[NUM_ACRS];
unsigned long ksp; /* kernel stack pointer */
mm_segment_t mm_segment;
- unsigned long prot_addr; /* address of protection-excep. */
- unsigned int trap_no;
unsigned long gmap_addr; /* address of last gmap fault. */
struct per_regs per_user; /* User specified PER registers */
struct per_event per_event; /* Cause of the last PER trap */
diff --git a/arch/s390/include/asm/ptrace.h b/arch/s390/include/asm/ptrace.h
index a658463..56da355 100644
--- a/arch/s390/include/asm/ptrace.h
+++ b/arch/s390/include/asm/ptrace.h
@@ -324,7 +324,8 @@ struct pt_regs
psw_t psw;
unsigned long gprs[NUM_GPRS];
unsigned long orig_gpr2;
- unsigned int svc_code;
+ unsigned int int_code;
+ unsigned long int_parm_long;
};
/*
diff --git a/arch/s390/include/asm/qdio.h b/arch/s390/include/asm/qdio.h
index e63d13d..d75c8e7 100644
--- a/arch/s390/include/asm/qdio.h
+++ b/arch/s390/include/asm/qdio.h
@@ -352,7 +352,7 @@ typedef void qdio_handler_t(struct ccw_device *, unsigned int, int,
* @no_output_qs: number of output queues
* @input_handler: handler to be called for input queues
* @output_handler: handler to be called for output queues
- * @queue_start_poll: polling handlers (one per input queue or NULL)
+ * @queue_start_poll_array: polling handlers (one per input queue or NULL)
* @int_parm: interruption parameter
* @input_sbal_addr_array: address of no_input_qs * 128 pointers
* @output_sbal_addr_array: address of no_output_qs * 128 pointers
@@ -372,7 +372,8 @@ struct qdio_initialize {
unsigned int no_output_qs;
qdio_handler_t *input_handler;
qdio_handler_t *output_handler;
- void (**queue_start_poll) (struct ccw_device *, int, unsigned long);
+ void (**queue_start_poll_array) (struct ccw_device *, int,
+ unsigned long);
int scan_threshold;
unsigned long int_parm;
void **input_sbal_addr_array;
diff --git a/arch/s390/include/asm/sigp.h b/arch/s390/include/asm/sigp.h
index e3bffd4..7040b85 100644
--- a/arch/s390/include/asm/sigp.h
+++ b/arch/s390/include/asm/sigp.h
@@ -56,6 +56,7 @@ enum {
ec_schedule = 0,
ec_call_function,
ec_call_function_single,
+ ec_stop_cpu,
};
/*
diff --git a/arch/s390/include/asm/smp.h b/arch/s390/include/asm/smp.h
index ab47a69..c32e912 100644
--- a/arch/s390/include/asm/smp.h
+++ b/arch/s390/include/asm/smp.h
@@ -23,7 +23,6 @@ extern void __cpu_die (unsigned int cpu);
extern int __cpu_up (unsigned int cpu);
extern struct mutex smp_cpu_state_mutex;
-extern int smp_cpu_polarization[];
extern void arch_send_call_function_single_ipi(int cpu);
extern void arch_send_call_function_ipi_mask(const struct cpumask *mask);
diff --git a/arch/s390/include/asm/sparsemem.h b/arch/s390/include/asm/sparsemem.h
index 545d219..0fb3402 100644
--- a/arch/s390/include/asm/sparsemem.h
+++ b/arch/s390/include/asm/sparsemem.h
@@ -4,8 +4,8 @@
#ifdef CONFIG_64BIT
#define SECTION_SIZE_BITS 28
-#define MAX_PHYSADDR_BITS 42
-#define MAX_PHYSMEM_BITS 42
+#define MAX_PHYSADDR_BITS 46
+#define MAX_PHYSMEM_BITS 46
#else
diff --git a/arch/s390/include/asm/syscall.h b/arch/s390/include/asm/syscall.h
index b239ff5..fb214dd 100644
--- a/arch/s390/include/asm/syscall.h
+++ b/arch/s390/include/asm/syscall.h
@@ -27,7 +27,7 @@ static inline long syscall_get_nr(struct task_struct *task,
struct pt_regs *regs)
{
return test_tsk_thread_flag(task, TIF_SYSCALL) ?
- (regs->svc_code & 0xffff) : -1;
+ (regs->int_code & 0xffff) : -1;
}
static inline void syscall_rollback(struct task_struct *task,
diff --git a/arch/s390/include/asm/system.h b/arch/s390/include/asm/system.h
index ef573c1..d73cc6b 100644
--- a/arch/s390/include/asm/system.h
+++ b/arch/s390/include/asm/system.h
@@ -20,8 +20,6 @@
struct task_struct;
-extern int sysctl_userprocess_debug;
-
extern struct task_struct *__switch_to(void *, void *);
extern void update_per_regs(struct task_struct *task);
diff --git a/arch/s390/include/asm/topology.h b/arch/s390/include/asm/topology.h
index 005d77d..0837de8 100644
--- a/arch/s390/include/asm/topology.h
+++ b/arch/s390/include/asm/topology.h
@@ -4,6 +4,10 @@
#include <linux/cpumask.h>
#include <asm/sysinfo.h>
+struct cpu;
+
+#ifdef CONFIG_SCHED_BOOK
+
extern unsigned char cpu_core_id[NR_CPUS];
extern cpumask_t cpu_core_map[NR_CPUS];
@@ -16,8 +20,6 @@ static inline const struct cpumask *cpu_coregroup_mask(int cpu)
#define topology_core_cpumask(cpu) (&cpu_core_map[cpu])
#define mc_capable() (1)
-#ifdef CONFIG_SCHED_BOOK
-
extern unsigned char cpu_book_id[NR_CPUS];
extern cpumask_t cpu_book_map[NR_CPUS];
@@ -29,19 +31,45 @@ static inline const struct cpumask *cpu_book_mask(int cpu)
#define topology_book_id(cpu) (cpu_book_id[cpu])
#define topology_book_cpumask(cpu) (&cpu_book_map[cpu])
-#endif /* CONFIG_SCHED_BOOK */
-
+int topology_cpu_init(struct cpu *);
int topology_set_cpu_management(int fc);
void topology_schedule_update(void);
void store_topology(struct sysinfo_15_1_x *info);
+void topology_expect_change(void);
+
+#else /* CONFIG_SCHED_BOOK */
+
+static inline void topology_schedule_update(void) { }
+static inline int topology_cpu_init(struct cpu *cpu) { return 0; }
+static inline void topology_expect_change(void) { }
-#define POLARIZATION_UNKNWN (-1)
+#endif /* CONFIG_SCHED_BOOK */
+
+#define POLARIZATION_UNKNOWN (-1)
#define POLARIZATION_HRZ (0)
#define POLARIZATION_VL (1)
#define POLARIZATION_VM (2)
#define POLARIZATION_VH (3)
-#ifdef CONFIG_SMP
+extern int cpu_polarization[];
+
+static inline void cpu_set_polarization(int cpu, int val)
+{
+#ifdef CONFIG_SCHED_BOOK
+ cpu_polarization[cpu] = val;
+#endif
+}
+
+static inline int cpu_read_polarization(int cpu)
+{
+#ifdef CONFIG_SCHED_BOOK
+ return cpu_polarization[cpu];
+#else
+ return POLARIZATION_HRZ;
+#endif
+}
+
+#ifdef CONFIG_SCHED_BOOK
void s390_init_cpu_topology(void);
#else
static inline void s390_init_cpu_topology(void)
diff --git a/arch/s390/include/asm/unistd.h b/arch/s390/include/asm/unistd.h
index 58de4c9..8a8008f 100644
--- a/arch/s390/include/asm/unistd.h
+++ b/arch/s390/include/asm/unistd.h
@@ -398,6 +398,7 @@
#define __ARCH_WANT_SYS_SIGNAL
#define __ARCH_WANT_SYS_UTIME
#define __ARCH_WANT_SYS_SOCKETCALL
+#define __ARCH_WANT_SYS_IPC
#define __ARCH_WANT_SYS_FADVISE64
#define __ARCH_WANT_SYS_GETPGRP
#define __ARCH_WANT_SYS_LLSEEK
generated by cgit v0.10.2 at 2024-07-13 02:32:27 (GMT)