[POWERPC] Consolidate restore_sigmask

[Linux Kernel Mailing List]

Gitweb:     
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=db277e9a67b9d81b9d6cd74edf0c3e1a0ef2aa4b
Commit:     db277e9a67b9d81b9d6cd74edf0c3e1a0ef2aa4b
Parent:     69d15f6b352a681f1db9bc70219a3e8e9d503dbf
Author:     Christoph Hellwig <[EMAIL PROTECTED]>
AuthorDate: Mon Jun 4 15:15:51 2007 +1000
Committer:  Paul Mackerras <[EMAIL PROTECTED]>
CommitDate: Thu Jun 14 22:29:58 2007 +1000

    [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 <[EMAIL PROTECTED]>
    Signed-off-by: Benjamin Herrenschmidt <[EMAIL PROTECTED]>
    Signed-off-by: Paul Mackerras <[EMAIL PROTECTED]>
---
 arch/powerpc/kernel/signal.c    |   15 +++++++++++++++
 arch/powerpc/kernel/signal.h    |    3 +++
 arch/powerpc/kernel/signal_32.c |   19 -------------------
 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(&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 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(&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 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(&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,
-
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