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-rw-r--r--arch/alpha/Kconfig5
-rw-r--r--arch/alpha/include/asm/gpio.h59
-rw-r--r--arch/alpha/include/asm/io.h5
-rw-r--r--arch/alpha/include/asm/kvm_para.h1
-rw-r--r--arch/alpha/include/asm/processor.h3
-rw-r--r--arch/alpha/include/asm/sysinfo.h1
-rw-r--r--arch/alpha/include/asm/unistd.h6
-rw-r--r--arch/alpha/kernel/Makefile2
-rw-r--r--arch/alpha/kernel/init_task.c17
-rw-r--r--arch/alpha/kernel/osf_sys.c166
-rw-r--r--arch/alpha/kernel/pci_iommu.c20
-rw-r--r--arch/alpha/kernel/perf_event.c3
-rw-r--r--arch/alpha/kernel/signal.c80
-rw-r--r--arch/alpha/kernel/smp.c20
-rw-r--r--arch/alpha/kernel/systbls.S10
15 files changed, 232 insertions, 166 deletions
diff --git a/arch/alpha/Kconfig b/arch/alpha/Kconfig
index 22e58a9..3de74c9 100644
--- a/arch/alpha/Kconfig
+++ b/arch/alpha/Kconfig
@@ -15,6 +15,8 @@ config ALPHA
select GENERIC_IRQ_SHOW
select ARCH_WANT_OPTIONAL_GPIOLIB
select ARCH_HAVE_NMI_SAFE_CMPXCHG
+ select GENERIC_SMP_IDLE_THREAD
+ select GENERIC_CMOS_UPDATE
help
The Alpha is a 64-bit general-purpose processor designed and
marketed by the Digital Equipment Corporation of blessed memory,
@@ -47,9 +49,6 @@ config GENERIC_CALIBRATE_DELAY
bool
default y
-config GENERIC_CMOS_UPDATE
- def_bool y
-
config GENERIC_GPIO
bool
diff --git a/arch/alpha/include/asm/gpio.h b/arch/alpha/include/asm/gpio.h
index 7dc6a63..b3799d8 100644
--- a/arch/alpha/include/asm/gpio.h
+++ b/arch/alpha/include/asm/gpio.h
@@ -1,55 +1,4 @@
-/*
- * Generic GPIO API implementation for Alpha.
- *
- * A stright copy of that for PowerPC which was:
- *
- * Copyright (c) 2007-2008 MontaVista Software, Inc.
- *
- * Author: Anton Vorontsov <avorontsov@ru.mvista.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.
- */
-
-#ifndef _ASM_ALPHA_GPIO_H
-#define _ASM_ALPHA_GPIO_H
-
-#include <linux/errno.h>
-#include <asm-generic/gpio.h>
-
-#ifdef CONFIG_GPIOLIB
-
-/*
- * We don't (yet) implement inlined/rapid versions for on-chip gpios.
- * Just call gpiolib.
- */
-static inline int gpio_get_value(unsigned int gpio)
-{
- return __gpio_get_value(gpio);
-}
-
-static inline void gpio_set_value(unsigned int gpio, int value)
-{
- __gpio_set_value(gpio, value);
-}
-
-static inline int gpio_cansleep(unsigned int gpio)
-{
- return __gpio_cansleep(gpio);
-}
-
-static inline int gpio_to_irq(unsigned int gpio)
-{
- return __gpio_to_irq(gpio);
-}
-
-static inline int irq_to_gpio(unsigned int irq)
-{
- return -EINVAL;
-}
-
-#endif /* CONFIG_GPIOLIB */
-
-#endif /* _ASM_ALPHA_GPIO_H */
+#ifndef __LINUX_GPIO_H
+#warning Include linux/gpio.h instead of asm/gpio.h
+#include <linux/gpio.h>
+#endif
diff --git a/arch/alpha/include/asm/io.h b/arch/alpha/include/asm/io.h
index 7a3d38d..5ebab58 100644
--- a/arch/alpha/include/asm/io.h
+++ b/arch/alpha/include/asm/io.h
@@ -489,6 +489,11 @@ extern inline void writeq(u64 b, volatile void __iomem *addr)
}
#endif
+#define ioread16be(p) be16_to_cpu(ioread16(p))
+#define ioread32be(p) be32_to_cpu(ioread32(p))
+#define iowrite16be(v,p) iowrite16(cpu_to_be16(v), (p))
+#define iowrite32be(v,p) iowrite32(cpu_to_be32(v), (p))
+
#define inb_p inb
#define inw_p inw
#define inl_p inl
diff --git a/arch/alpha/include/asm/kvm_para.h b/arch/alpha/include/asm/kvm_para.h
new file mode 100644
index 0000000..14fab8f
--- /dev/null
+++ b/arch/alpha/include/asm/kvm_para.h
@@ -0,0 +1 @@
+#include <asm-generic/kvm_para.h>
diff --git a/arch/alpha/include/asm/processor.h b/arch/alpha/include/asm/processor.h
index 94afe58..e37b887 100644
--- a/arch/alpha/include/asm/processor.h
+++ b/arch/alpha/include/asm/processor.h
@@ -49,9 +49,6 @@ extern void start_thread(struct pt_regs *, unsigned long, unsigned long);
/* Free all resources held by a thread. */
extern void release_thread(struct task_struct *);
-/* Prepare to copy thread state - unlazy all lazy status */
-#define prepare_to_copy(tsk) do { } while (0)
-
/* Create a kernel thread without removing it from tasklists. */
extern long kernel_thread(int (*fn)(void *), void *arg, unsigned long flags);
diff --git a/arch/alpha/include/asm/sysinfo.h b/arch/alpha/include/asm/sysinfo.h
index e77d77c..0b80e79 100644
--- a/arch/alpha/include/asm/sysinfo.h
+++ b/arch/alpha/include/asm/sysinfo.h
@@ -15,6 +15,7 @@
#define GSI_GET_HWRPB 101
#define SSI_NVPAIRS 1
+#define SSI_LMF 7
#define SSI_IEEE_FP_CONTROL 14
#define SSI_IEEE_STATE_AT_SIGNAL 15
#define SSI_IEEE_IGNORE_STATE_AT_SIGNAL 16
diff --git a/arch/alpha/include/asm/unistd.h b/arch/alpha/include/asm/unistd.h
index 2207fc6..d1f23b7 100644
--- a/arch/alpha/include/asm/unistd.h
+++ b/arch/alpha/include/asm/unistd.h
@@ -203,6 +203,12 @@
#define __NR_osf_security 222 /* not implemented */
#define __NR_osf_kloadcall 223 /* not implemented */
+#define __NR_osf_stat 224
+#define __NR_osf_lstat 225
+#define __NR_osf_fstat 226
+#define __NR_osf_statfs64 227
+#define __NR_osf_fstatfs64 228
+
#define __NR_getpgid 233
#define __NR_getsid 234
#define __NR_sigaltstack 235
diff --git a/arch/alpha/kernel/Makefile b/arch/alpha/kernel/Makefile
index 7a6d908..84ec46b 100644
--- a/arch/alpha/kernel/Makefile
+++ b/arch/alpha/kernel/Makefile
@@ -6,7 +6,7 @@ extra-y := head.o vmlinux.lds
asflags-y := $(KBUILD_CFLAGS)
ccflags-y := -Wno-sign-compare
-obj-y := entry.o traps.o process.o init_task.o osf_sys.o irq.o \
+obj-y := entry.o traps.o process.o osf_sys.o irq.o \
irq_alpha.o signal.o setup.o ptrace.o time.o \
alpha_ksyms.o systbls.o err_common.o io.o
diff --git a/arch/alpha/kernel/init_task.c b/arch/alpha/kernel/init_task.c
deleted file mode 100644
index 6f80ca4..0000000
--- a/arch/alpha/kernel/init_task.c
+++ /dev/null
@@ -1,17 +0,0 @@
-#include <linux/mm.h>
-#include <linux/module.h>
-#include <linux/sched.h>
-#include <linux/init.h>
-#include <linux/init_task.h>
-#include <linux/fs.h>
-#include <linux/mqueue.h>
-#include <asm/uaccess.h>
-
-
-static struct signal_struct init_signals = INIT_SIGNALS(init_signals);
-static struct sighand_struct init_sighand = INIT_SIGHAND(init_sighand);
-struct task_struct init_task = INIT_TASK(init_task);
-EXPORT_SYMBOL(init_task);
-
-union thread_union init_thread_union __init_task_data =
- { INIT_THREAD_INFO(init_task) };
diff --git a/arch/alpha/kernel/osf_sys.c b/arch/alpha/kernel/osf_sys.c
index 49ee319..98a1036 100644
--- a/arch/alpha/kernel/osf_sys.c
+++ b/arch/alpha/kernel/osf_sys.c
@@ -191,6 +191,39 @@ SYSCALL_DEFINE6(osf_mmap, unsigned long, addr, unsigned long, len,
return ret;
}
+struct osf_stat {
+ int st_dev;
+ int st_pad1;
+ unsigned st_mode;
+ unsigned short st_nlink;
+ short st_nlink_reserved;
+ unsigned st_uid;
+ unsigned st_gid;
+ int st_rdev;
+ int st_ldev;
+ long st_size;
+ int st_pad2;
+ int st_uatime;
+ int st_pad3;
+ int st_umtime;
+ int st_pad4;
+ int st_uctime;
+ int st_pad5;
+ int st_pad6;
+ unsigned st_flags;
+ unsigned st_gen;
+ long st_spare[4];
+ unsigned st_ino;
+ int st_ino_reserved;
+ int st_atime;
+ int st_atime_reserved;
+ int st_mtime;
+ int st_mtime_reserved;
+ int st_ctime;
+ int st_ctime_reserved;
+ long st_blksize;
+ long st_blocks;
+};
/*
* The OSF/1 statfs structure is much larger, but this should
@@ -209,6 +242,60 @@ struct osf_statfs {
__kernel_fsid_t f_fsid;
};
+struct osf_statfs64 {
+ short f_type;
+ short f_flags;
+ int f_pad1;
+ int f_pad2;
+ int f_pad3;
+ int f_pad4;
+ int f_pad5;
+ int f_pad6;
+ int f_pad7;
+ __kernel_fsid_t f_fsid;
+ u_short f_namemax;
+ short f_reserved1;
+ int f_spare[8];
+ char f_pad8[90];
+ char f_pad9[90];
+ long mount_info[10];
+ u_long f_flags2;
+ long f_spare2[14];
+ long f_fsize;
+ long f_bsize;
+ long f_blocks;
+ long f_bfree;
+ long f_bavail;
+ long f_files;
+ long f_ffree;
+};
+
+static int
+linux_to_osf_stat(struct kstat *lstat, struct osf_stat __user *osf_stat)
+{
+ struct osf_stat tmp = { 0 };
+
+ tmp.st_dev = lstat->dev;
+ tmp.st_mode = lstat->mode;
+ tmp.st_nlink = lstat->nlink;
+ tmp.st_uid = lstat->uid;
+ tmp.st_gid = lstat->gid;
+ tmp.st_rdev = lstat->rdev;
+ tmp.st_ldev = lstat->rdev;
+ tmp.st_size = lstat->size;
+ tmp.st_uatime = lstat->atime.tv_nsec / 1000;
+ tmp.st_umtime = lstat->mtime.tv_nsec / 1000;
+ tmp.st_uctime = lstat->ctime.tv_nsec / 1000;
+ tmp.st_ino = lstat->ino;
+ tmp.st_atime = lstat->atime.tv_sec;
+ tmp.st_mtime = lstat->mtime.tv_sec;
+ tmp.st_ctime = lstat->ctime.tv_sec;
+ tmp.st_blksize = lstat->blksize;
+ tmp.st_blocks = lstat->blocks;
+
+ return copy_to_user(osf_stat, &tmp, sizeof(tmp)) ? -EFAULT : 0;
+}
+
static int
linux_to_osf_statfs(struct kstatfs *linux_stat, struct osf_statfs __user *osf_stat,
unsigned long bufsiz)
@@ -230,6 +317,26 @@ linux_to_osf_statfs(struct kstatfs *linux_stat, struct osf_statfs __user *osf_st
return copy_to_user(osf_stat, &tmp_stat, bufsiz) ? -EFAULT : 0;
}
+static int
+linux_to_osf_statfs64(struct kstatfs *linux_stat, struct osf_statfs64 __user *osf_stat,
+ unsigned long bufsiz)
+{
+ struct osf_statfs64 tmp_stat = { 0 };
+
+ tmp_stat.f_type = linux_stat->f_type;
+ tmp_stat.f_fsize = linux_stat->f_frsize;
+ tmp_stat.f_bsize = linux_stat->f_bsize;
+ tmp_stat.f_blocks = linux_stat->f_blocks;
+ tmp_stat.f_bfree = linux_stat->f_bfree;
+ tmp_stat.f_bavail = linux_stat->f_bavail;
+ tmp_stat.f_files = linux_stat->f_files;
+ tmp_stat.f_ffree = linux_stat->f_ffree;
+ tmp_stat.f_fsid = linux_stat->f_fsid;
+ if (bufsiz > sizeof(tmp_stat))
+ bufsiz = sizeof(tmp_stat);
+ return copy_to_user(osf_stat, &tmp_stat, bufsiz) ? -EFAULT : 0;
+}
+
SYSCALL_DEFINE3(osf_statfs, const char __user *, pathname,
struct osf_statfs __user *, buffer, unsigned long, bufsiz)
{
@@ -240,6 +347,42 @@ SYSCALL_DEFINE3(osf_statfs, const char __user *, pathname,
return error;
}
+SYSCALL_DEFINE2(osf_stat, char __user *, name, struct osf_stat __user *, buf)
+{
+ struct kstat stat;
+ int error;
+
+ error = vfs_stat(name, &stat);
+ if (error)
+ return error;
+
+ return linux_to_osf_stat(&stat, buf);
+}
+
+SYSCALL_DEFINE2(osf_lstat, char __user *, name, struct osf_stat __user *, buf)
+{
+ struct kstat stat;
+ int error;
+
+ error = vfs_lstat(name, &stat);
+ if (error)
+ return error;
+
+ return linux_to_osf_stat(&stat, buf);
+}
+
+SYSCALL_DEFINE2(osf_fstat, int, fd, struct osf_stat __user *, buf)
+{
+ struct kstat stat;
+ int error;
+
+ error = vfs_fstat(fd, &stat);
+ if (error)
+ return error;
+
+ return linux_to_osf_stat(&stat, buf);
+}
+
SYSCALL_DEFINE3(osf_fstatfs, unsigned long, fd,
struct osf_statfs __user *, buffer, unsigned long, bufsiz)
{
@@ -250,6 +393,26 @@ SYSCALL_DEFINE3(osf_fstatfs, unsigned long, fd,
return error;
}
+SYSCALL_DEFINE3(osf_statfs64, char __user *, pathname,
+ struct osf_statfs64 __user *, buffer, unsigned long, bufsiz)
+{
+ struct kstatfs linux_stat;
+ int error = user_statfs(pathname, &linux_stat);
+ if (!error)
+ error = linux_to_osf_statfs64(&linux_stat, buffer, bufsiz);
+ return error;
+}
+
+SYSCALL_DEFINE3(osf_fstatfs64, unsigned long, fd,
+ struct osf_statfs64 __user *, buffer, unsigned long, bufsiz)
+{
+ struct kstatfs linux_stat;
+ int error = fd_statfs(fd, &linux_stat);
+ if (!error)
+ error = linux_to_osf_statfs64(&linux_stat, buffer, bufsiz);
+ return error;
+}
+
/*
* Uhh.. OSF/1 mount parameters aren't exactly obvious..
*
@@ -771,6 +934,9 @@ SYSCALL_DEFINE5(osf_setsysinfo, unsigned long, op, void __user *, buffer,
return 0;
}
+ case SSI_LMF:
+ return 0;
+
default:
break;
}
diff --git a/arch/alpha/kernel/pci_iommu.c b/arch/alpha/kernel/pci_iommu.c
index cd63479..3f844d2 100644
--- a/arch/alpha/kernel/pci_iommu.c
+++ b/arch/alpha/kernel/pci_iommu.c
@@ -236,7 +236,7 @@ static int pci_dac_dma_supported(struct pci_dev *dev, u64 mask)
ok = 0;
/* If both conditions above are met, we are fine. */
- DBGA("pci_dac_dma_supported %s from %p\n",
+ DBGA("pci_dac_dma_supported %s from %pf\n",
ok ? "yes" : "no", __builtin_return_address(0));
return ok;
@@ -268,7 +268,7 @@ pci_map_single_1(struct pci_dev *pdev, void *cpu_addr, size_t size,
&& paddr + size <= __direct_map_size) {
ret = paddr + __direct_map_base;
- DBGA2("pci_map_single: [%p,%zx] -> direct %llx from %p\n",
+ DBGA2("pci_map_single: [%p,%zx] -> direct %llx from %pf\n",
cpu_addr, size, ret, __builtin_return_address(0));
return ret;
@@ -279,7 +279,7 @@ pci_map_single_1(struct pci_dev *pdev, void *cpu_addr, size_t size,
if (dac_allowed) {
ret = paddr + alpha_mv.pci_dac_offset;
- DBGA2("pci_map_single: [%p,%zx] -> DAC %llx from %p\n",
+ DBGA2("pci_map_single: [%p,%zx] -> DAC %llx from %pf\n",
cpu_addr, size, ret, __builtin_return_address(0));
return ret;
@@ -316,7 +316,7 @@ pci_map_single_1(struct pci_dev *pdev, void *cpu_addr, size_t size,
ret = arena->dma_base + dma_ofs * PAGE_SIZE;
ret += (unsigned long)cpu_addr & ~PAGE_MASK;
- DBGA2("pci_map_single: [%p,%zx] np %ld -> sg %llx from %p\n",
+ DBGA2("pci_map_single: [%p,%zx] np %ld -> sg %llx from %pf\n",
cpu_addr, size, npages, ret, __builtin_return_address(0));
return ret;
@@ -385,14 +385,14 @@ static void alpha_pci_unmap_page(struct device *dev, dma_addr_t dma_addr,
&& dma_addr < __direct_map_base + __direct_map_size) {
/* Nothing to do. */
- DBGA2("pci_unmap_single: direct [%llx,%zx] from %p\n",
+ DBGA2("pci_unmap_single: direct [%llx,%zx] from %pf\n",
dma_addr, size, __builtin_return_address(0));
return;
}
if (dma_addr > 0xffffffff) {
- DBGA2("pci64_unmap_single: DAC [%llx,%zx] from %p\n",
+ DBGA2("pci64_unmap_single: DAC [%llx,%zx] from %pf\n",
dma_addr, size, __builtin_return_address(0));
return;
}
@@ -424,7 +424,7 @@ static void alpha_pci_unmap_page(struct device *dev, dma_addr_t dma_addr,
spin_unlock_irqrestore(&arena->lock, flags);
- DBGA2("pci_unmap_single: sg [%llx,%zx] np %ld from %p\n",
+ DBGA2("pci_unmap_single: sg [%llx,%zx] np %ld from %pf\n",
dma_addr, size, npages, __builtin_return_address(0));
}
@@ -447,7 +447,7 @@ try_again:
cpu_addr = (void *)__get_free_pages(gfp, order);
if (! cpu_addr) {
printk(KERN_INFO "pci_alloc_consistent: "
- "get_free_pages failed from %p\n",
+ "get_free_pages failed from %pf\n",
__builtin_return_address(0));
/* ??? Really atomic allocation? Otherwise we could play
with vmalloc and sg if we can't find contiguous memory. */
@@ -466,7 +466,7 @@ try_again:
goto try_again;
}
- DBGA2("pci_alloc_consistent: %zx -> [%p,%llx] from %p\n",
+ DBGA2("pci_alloc_consistent: %zx -> [%p,%llx] from %pf\n",
size, cpu_addr, *dma_addrp, __builtin_return_address(0));
return cpu_addr;
@@ -486,7 +486,7 @@ static void alpha_pci_free_coherent(struct device *dev, size_t size,
pci_unmap_single(pdev, dma_addr, size, PCI_DMA_BIDIRECTIONAL);
free_pages((unsigned long)cpu_addr, get_order(size));
- DBGA2("pci_free_consistent: [%llx,%zx] from %p\n",
+ DBGA2("pci_free_consistent: [%llx,%zx] from %pf\n",
dma_addr, size, __builtin_return_address(0));
}
diff --git a/arch/alpha/kernel/perf_event.c b/arch/alpha/kernel/perf_event.c
index 0dae252..d821b17 100644
--- a/arch/alpha/kernel/perf_event.c
+++ b/arch/alpha/kernel/perf_event.c
@@ -824,7 +824,6 @@ static void alpha_perf_event_irq_handler(unsigned long la_ptr,
idx = la_ptr;
- perf_sample_data_init(&data, 0);
for (j = 0; j < cpuc->n_events; j++) {
if (cpuc->current_idx[j] == idx)
break;
@@ -848,7 +847,7 @@ static void alpha_perf_event_irq_handler(unsigned long la_ptr,
hwc = &event->hw;
alpha_perf_event_update(event, hwc, idx, alpha_pmu->pmc_max_period[idx]+1);
- data.period = event->hw.last_period;
+ perf_sample_data_init(&data, 0, hwc->last_period);
if (alpha_perf_event_set_period(event, hwc, idx)) {
if (perf_event_overflow(event, &data, regs)) {
diff --git a/arch/alpha/kernel/signal.c b/arch/alpha/kernel/signal.c
index 35f2ef4..10ab2d7 100644
--- a/arch/alpha/kernel/signal.c
+++ b/arch/alpha/kernel/signal.c
@@ -34,9 +34,6 @@
#define _BLOCKABLE (~(sigmask(SIGKILL) | sigmask(SIGSTOP)))
asmlinkage void ret_from_sys_call(void);
-static void do_signal(struct pt_regs *, struct switch_stack *,
- unsigned long, unsigned long);
-
/*
* The OSF/1 sigprocmask calling sequence is different from the
@@ -121,17 +118,8 @@ SYSCALL_DEFINE5(rt_sigaction, int, sig, const struct sigaction __user *, act,
SYSCALL_DEFINE1(sigsuspend, old_sigset_t, mask)
{
sigset_t blocked;
-
- current->saved_sigmask = current->blocked;
-
- mask &= _BLOCKABLE;
siginitset(&blocked, mask);
- set_current_blocked(&blocked);
-
- current->state = TASK_INTERRUPTIBLE;
- schedule();
- set_thread_flag(TIF_RESTORE_SIGMASK);
- return -ERESTARTNOHAND;
+ return sigsuspend(&blocked);
}
asmlinkage int
@@ -376,11 +364,11 @@ setup_frame(int sig, struct k_sigaction *ka, sigset_t *set,
oldsp = rdusp();
frame = get_sigframe(ka, oldsp, sizeof(*frame));
if (!access_ok(VERIFY_WRITE, frame, sizeof(*frame)))
- goto give_sigsegv;
+ return -EFAULT;
err |= setup_sigcontext(&frame->sc, regs, sw, set->sig[0], oldsp);
if (err)
- goto give_sigsegv;
+ return -EFAULT;
/* Set up to return from userspace. If provided, use a stub
already in userspace. */
@@ -396,7 +384,7 @@ setup_frame(int sig, struct k_sigaction *ka, sigset_t *set,
/* Check that everything was written properly. */
if (err)
- goto give_sigsegv;
+ return err;
/* "Return" to the handler */
regs->r26 = r26;
@@ -410,12 +398,7 @@ setup_frame(int sig, struct k_sigaction *ka, sigset_t *set,
printk("SIG deliver (%s:%d): sp=%p pc=%p ra=%p\n",
current->comm, current->pid, frame, regs->pc, regs->r26);
#endif
-
return 0;
-
-give_sigsegv:
- force_sigsegv(sig, current);
- return -EFAULT;
}
static int
@@ -428,7 +411,7 @@ setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
oldsp = rdusp();
frame = get_sigframe(ka, oldsp, sizeof(*frame));
if (!access_ok(VERIFY_WRITE, frame, sizeof(*frame)))
- goto give_sigsegv;
+ return -EFAULT;
err |= copy_siginfo_to_user(&frame->info, info);
@@ -443,7 +426,7 @@ setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
set->sig[0], oldsp);
err |= __copy_to_user(&frame->uc.uc_sigmask, set, sizeof(*set));
if (err)
- goto give_sigsegv;
+ return -EFAULT;
/* Set up to return from userspace. If provided, use a stub
already in userspace. */
@@ -459,7 +442,7 @@ setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
}
if (err)
- goto give_sigsegv;
+ return -EFAULT;
/* "Return" to the handler */
regs->r26 = r26;
@@ -475,31 +458,37 @@ setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
#endif
return 0;
-
-give_sigsegv:
- force_sigsegv(sig, current);
- return -EFAULT;
}
/*
* OK, we're invoking a handler.
*/
-static inline int
+static inline void
handle_signal(int sig, struct k_sigaction *ka, siginfo_t *info,
- sigset_t *oldset, struct pt_regs * regs, struct switch_stack *sw)
+ struct pt_regs * regs, struct switch_stack *sw)
{
+ sigset_t *oldset = &current->blocked;
int ret;
+ if (test_thread_flag(TIF_RESTORE_SIGMASK))
+ oldset = &current->saved_sigmask;
+
if (ka->sa.sa_flags & SA_SIGINFO)
ret = setup_rt_frame(sig, ka, info, oldset, regs, sw);
else
ret = setup_frame(sig, ka, oldset, regs, sw);
- if (ret == 0)
- block_sigmask(ka, sig);
-
- return ret;
+ if (ret) {
+ force_sigsegv(sig, current);
+ return;
+ }
+ block_sigmask(ka, sig);
+ /* A signal was successfully delivered, and the
+ saved sigmask was stored on the signal frame,
+ and will be restored by sigreturn. So we can
+ simply clear the restore sigmask flag. */
+ clear_thread_flag(TIF_RESTORE_SIGMASK);
}
static inline void
@@ -547,12 +536,6 @@ do_signal(struct pt_regs * regs, struct switch_stack * sw,
int signr;
unsigned long single_stepping = ptrace_cancel_bpt(current);
struct k_sigaction ka;
- sigset_t *oldset;
-
- if (test_thread_flag(TIF_RESTORE_SIGMASK))
- oldset = &current->saved_sigmask;
- else
- oldset = &current->blocked;
/* This lets the debugger run, ... */
signr = get_signal_to_deliver(&info, &ka, regs, NULL);
@@ -564,14 +547,7 @@ do_signal(struct pt_regs * regs, struct switch_stack * sw,
/* Whee! Actually deliver the signal. */
if (r0)
syscall_restart(r0, r19, regs, &ka);
- if (handle_signal(signr, &ka, &info, oldset, regs, sw) == 0) {
- /* A signal was successfully delivered, and the
- saved sigmask was stored on the signal frame,
- and will be restored by sigreturn. So we can
- simply clear the restore sigmask flag. */
- if (test_thread_flag(TIF_RESTORE_SIGMASK))
- clear_thread_flag(TIF_RESTORE_SIGMASK);
- }
+ handle_signal(signr, &ka, &info, regs, sw);
if (single_stepping)
ptrace_set_bpt(current); /* re-set bpt */
return;
@@ -596,10 +572,8 @@ do_signal(struct pt_regs * regs, struct switch_stack * sw,
}
/* If there's no signal to deliver, we just restore the saved mask. */
- if (test_thread_flag(TIF_RESTORE_SIGMASK)) {
- clear_thread_flag(TIF_RESTORE_SIGMASK);
- sigprocmask(SIG_SETMASK, &current->saved_sigmask, NULL);
- }
+ if (test_and_clear_thread_flag(TIF_RESTORE_SIGMASK))
+ set_current_blocked(&current->saved_sigmask);
if (single_stepping)
ptrace_set_bpt(current); /* re-set breakpoint */
@@ -610,7 +584,7 @@ do_notify_resume(struct pt_regs *regs, struct switch_stack *sw,
unsigned long thread_info_flags,
unsigned long r0, unsigned long r19)
{
- if (thread_info_flags & (_TIF_SIGPENDING | _TIF_RESTORE_SIGMASK))
+ if (thread_info_flags & _TIF_SIGPENDING)
do_signal(regs, sw, r0, r19);
if (thread_info_flags & _TIF_NOTIFY_RESUME) {
diff --git a/arch/alpha/kernel/smp.c b/arch/alpha/kernel/smp.c
index 50d438d..35ddc02 100644
--- a/arch/alpha/kernel/smp.c
+++ b/arch/alpha/kernel/smp.c
@@ -357,24 +357,10 @@ secondary_cpu_start(int cpuid, struct task_struct *idle)
* Bring one cpu online.
*/
static int __cpuinit
-smp_boot_one_cpu(int cpuid)
+smp_boot_one_cpu(int cpuid, struct task_struct *idle)
{
- struct task_struct *idle;
unsigned long timeout;
- /* Cook up an idler for this guy. Note that the address we
- give to kernel_thread is irrelevant -- it's going to start
- where HWRPB.CPU_restart says to start. But this gets all
- the other task-y sort of data structures set up like we
- wish. We can't use kernel_thread since we must avoid
- rescheduling the child. */
- idle = fork_idle(cpuid);
- if (IS_ERR(idle))
- panic("failed fork for CPU %d", cpuid);
-
- DBGS(("smp_boot_one_cpu: CPU %d state 0x%lx flags 0x%lx\n",
- cpuid, idle->state, idle->flags));
-
/* Signal the secondary to wait a moment. */
smp_secondary_alive = -1;
@@ -487,9 +473,9 @@ smp_prepare_boot_cpu(void)
}
int __cpuinit
-__cpu_up(unsigned int cpu)
+__cpu_up(unsigned int cpu, struct task_struct *tidle)
{
- smp_boot_one_cpu(cpu);
+ smp_boot_one_cpu(cpu, tidle);
return cpu_online(cpu) ? 0 : -ENOSYS;
}
diff --git a/arch/alpha/kernel/systbls.S b/arch/alpha/kernel/systbls.S
index e534e1c..8783523 100644
--- a/arch/alpha/kernel/systbls.S
+++ b/arch/alpha/kernel/systbls.S
@@ -241,11 +241,11 @@ sys_call_table:
.quad alpha_ni_syscall
.quad alpha_ni_syscall
.quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall /* 225 */
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
- .quad alpha_ni_syscall
+ .quad sys_osf_stat
+ .quad sys_osf_lstat /* 225 */
+ .quad sys_osf_fstat
+ .quad sys_osf_statfs64
+ .quad sys_osf_fstatfs64
.quad alpha_ni_syscall
.quad alpha_ni_syscall /* 230 */
.quad alpha_ni_syscall
generated by cgit v0.10.2 at 2024-11-06 22:20:55 (GMT)