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[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>
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@ -13,6 +13,21 @@
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#include <linux/signal.h>
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#include <asm/unistd.h>
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#include "signal.h"
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/*
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* Restore the user process's signal mask
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*/
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void restore_sigmask(sigset_t *set)
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{
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sigdelsetmask(set, ~_BLOCKABLE);
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spin_lock_irq(¤t->sighand->siglock);
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current->blocked = *set;
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recalc_sigpending();
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spin_unlock_irq(¤t->sighand->siglock);
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}
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void check_syscall_restart(struct pt_regs *regs, struct k_sigaction *ka,
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int has_handler)
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{
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@ -10,6 +10,9 @@
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#ifndef _POWERPC_ARCH_SIGNAL_H
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#define _POWERPC_ARCH_SIGNAL_H
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#define _BLOCKABLE (~(sigmask(SIGKILL) | sigmask(SIGSTOP)))
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extern void restore_sigmask(sigset_t *set);
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extern void check_syscall_restart(struct pt_regs *regs, struct k_sigaction *ka,
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int has_handler);
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@ -55,8 +55,6 @@
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#undef DEBUG_SIG
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#define _BLOCKABLE (~(sigmask(SIGKILL) | sigmask(SIGSTOP)))
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#ifdef CONFIG_PPC64
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#define do_signal do_signal32
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#define sys_sigsuspend compat_sys_sigsuspend
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@ -697,23 +695,6 @@ int compat_sys_sigaltstack(u32 __new, u32 __old, int r5,
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}
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#endif /* CONFIG_PPC64 */
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/*
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* Restore the user process's signal mask
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*/
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#ifdef CONFIG_PPC64
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extern void restore_sigmask(sigset_t *set);
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#else /* CONFIG_PPC64 */
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static void restore_sigmask(sigset_t *set)
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{
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sigdelsetmask(set, ~_BLOCKABLE);
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spin_lock_irq(¤t->sighand->siglock);
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current->blocked = *set;
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recalc_sigpending();
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spin_unlock_irq(¤t->sighand->siglock);
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}
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#endif
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/*
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* Set up a signal frame for a "real-time" signal handler
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* (one which gets siginfo).
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@ -38,8 +38,6 @@
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#define DEBUG_SIG 0
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#define _BLOCKABLE (~(sigmask(SIGKILL) | sigmask(SIGSTOP)))
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#define GP_REGS_SIZE min(sizeof(elf_gregset_t), sizeof(struct pt_regs))
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#define FP_REGS_SIZE sizeof(elf_fpregset_t)
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@ -242,19 +240,6 @@ static long setup_trampoline(unsigned int syscall, unsigned int __user *tramp)
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return err;
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}
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/*
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* Restore the user process's signal mask (also used by signal32.c)
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*/
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void restore_sigmask(sigset_t *set)
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{
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sigdelsetmask(set, ~_BLOCKABLE);
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spin_lock_irq(¤t->sighand->siglock);
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current->blocked = *set;
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recalc_sigpending();
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spin_unlock_irq(¤t->sighand->siglock);
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}
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/*
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* Handle {get,set,swap}_context operations
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*/
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