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authorChristoph Hellwig <hch@lst.de>2007-06-04 15:15:51 +1000
committerPaul Mackerras <paulus@samba.org>2007-06-14 22:29:58 +1000
commitdb277e9a67b9d81b9d6cd74edf0c3e1a0ef2aa4b (patch)
tree288e98873d04c9a89b437f1a4a961acaebb90958 /arch/powerpc
parent69d15f6b352a681f1db9bc70219a3e8e9d503dbf (diff)
[POWERPC] Consolidate restore_sigmask
restore_sigmask is exactly the same on 32 and 64bit, so move it to common code. Also move _BLOCKABLE to signal.h to avoid defining it multiple times. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'arch/powerpc')
-rw-r--r--arch/powerpc/kernel/signal.c15
-rw-r--r--arch/powerpc/kernel/signal.h3
-rw-r--r--arch/powerpc/kernel/signal_32.c19
-rw-r--r--arch/powerpc/kernel/signal_64.c15
4 files changed, 18 insertions, 34 deletions
diff --git a/arch/powerpc/kernel/signal.c b/arch/powerpc/kernel/signal.c
index 325d260abd4..f92856b98b7 100644
--- a/arch/powerpc/kernel/signal.c
+++ b/arch/powerpc/kernel/signal.c
@@ -13,6 +13,21 @@
#include <linux/signal.h>
#include <asm/unistd.h>
+#include "signal.h"
+
+
+/*
+ * Restore the user process's signal mask
+ */
+void restore_sigmask(sigset_t *set)
+{
+ sigdelsetmask(set, ~_BLOCKABLE);
+ spin_lock_irq(&current->sighand->siglock);
+ current->blocked = *set;
+ recalc_sigpending();
+ spin_unlock_irq(&current->sighand->siglock);
+}
+
void check_syscall_restart(struct pt_regs *regs, struct k_sigaction *ka,
int has_handler)
{
diff --git a/arch/powerpc/kernel/signal.h b/arch/powerpc/kernel/signal.h
index 1e8dfb8620a..4b091d8b764 100644
--- a/arch/powerpc/kernel/signal.h
+++ b/arch/powerpc/kernel/signal.h
@@ -10,6 +10,9 @@
#ifndef _POWERPC_ARCH_SIGNAL_H
#define _POWERPC_ARCH_SIGNAL_H
+#define _BLOCKABLE (~(sigmask(SIGKILL) | sigmask(SIGSTOP)))
+
+extern void restore_sigmask(sigset_t *set);
extern void check_syscall_restart(struct pt_regs *regs, struct k_sigaction *ka,
int has_handler);
diff --git a/arch/powerpc/kernel/signal_32.c b/arch/powerpc/kernel/signal_32.c
index f5713bfcc56..1d899a56fa1 100644
--- a/arch/powerpc/kernel/signal_32.c
+++ b/arch/powerpc/kernel/signal_32.c
@@ -55,8 +55,6 @@
#undef DEBUG_SIG
-#define _BLOCKABLE (~(sigmask(SIGKILL) | sigmask(SIGSTOP)))
-
#ifdef CONFIG_PPC64
#define do_signal do_signal32
#define sys_sigsuspend compat_sys_sigsuspend
@@ -697,23 +695,6 @@ int compat_sys_sigaltstack(u32 __new, u32 __old, int r5,
}
#endif /* CONFIG_PPC64 */
-
-/*
- * Restore the user process's signal mask
- */
-#ifdef CONFIG_PPC64
-extern void restore_sigmask(sigset_t *set);
-#else /* CONFIG_PPC64 */
-static void restore_sigmask(sigset_t *set)
-{
- sigdelsetmask(set, ~_BLOCKABLE);
- spin_lock_irq(&current->sighand->siglock);
- current->blocked = *set;
- recalc_sigpending();
- spin_unlock_irq(&current->sighand->siglock);
-}
-#endif
-
/*
* Set up a signal frame for a "real-time" signal handler
* (one which gets siginfo).
diff --git a/arch/powerpc/kernel/signal_64.c b/arch/powerpc/kernel/signal_64.c
index 817f1cf4a40..7e9c4b7e7e8 100644
--- a/arch/powerpc/kernel/signal_64.c
+++ b/arch/powerpc/kernel/signal_64.c
@@ -38,8 +38,6 @@
#define DEBUG_SIG 0
-#define _BLOCKABLE (~(sigmask(SIGKILL) | sigmask(SIGSTOP)))
-
#define GP_REGS_SIZE min(sizeof(elf_gregset_t), sizeof(struct pt_regs))
#define FP_REGS_SIZE sizeof(elf_fpregset_t)
@@ -243,19 +241,6 @@ static long setup_trampoline(unsigned int syscall, unsigned int __user *tramp)
}
/*
- * Restore the user process's signal mask (also used by signal32.c)
- */
-void restore_sigmask(sigset_t *set)
-{
- sigdelsetmask(set, ~_BLOCKABLE);
- spin_lock_irq(&current->sighand->siglock);
- current->blocked = *set;
- recalc_sigpending();
- spin_unlock_irq(&current->sighand->siglock);
-}
-
-
-/*
* Handle {get,set,swap}_context operations
*/
int sys_swapcontext(struct ucontext __user *old_ctx,