diff options
| author | Christoph Hellwig <hch@lst.de> | 2007-06-04 05:15:51 (GMT) |
|---|---|---|
| committer | Paul Mackerras <paulus@samba.org> | 2007-06-14 12:29:58 (GMT) |
| commit | db277e9a67b9d81b9d6cd74edf0c3e1a0ef2aa4b (patch) | |
| tree | 288e98873d04c9a89b437f1a4a961acaebb90958 /arch/powerpc/kernel | |
| parent | 69d15f6b352a681f1db9bc70219a3e8e9d503dbf (diff) | |
| download | linux-fsl-qoriq-db277e9a67b9d81b9d6cd74edf0c3e1a0ef2aa4b.tar.xz | |
[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/kernel')
| -rw-r--r-- | arch/powerpc/kernel/signal.c | 15 | ||||
| -rw-r--r-- | arch/powerpc/kernel/signal.h | 3 | ||||
| -rw-r--r-- | arch/powerpc/kernel/signal_32.c | 19 | ||||
| -rw-r--r-- | arch/powerpc/kernel/signal_64.c | 15 |
4 files changed, 18 insertions, 34 deletions
diff --git a/arch/powerpc/kernel/signal.c b/arch/powerpc/kernel/signal.c index 325d260..f92856b 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(¤t->sighand->siglock); + current->blocked = *set; + recalc_sigpending(); + spin_unlock_irq(¤t->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 1e8dfb8..4b091d8 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 f5713bf..1d899a5 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(¤t->sighand->siglock); - current->blocked = *set; - recalc_sigpending(); - spin_unlock_irq(¤t->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 817f1cf..7e9c4b7 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(¤t->sighand->siglock); - current->blocked = *set; - recalc_sigpending(); - spin_unlock_irq(¤t->sighand->siglock); -} - - -/* * Handle {get,set,swap}_context operations */ int sys_swapcontext(struct ucontext __user *old_ctx, |