From db277e9a67b9d81b9d6cd74edf0c3e1a0ef2aa4b Mon Sep 17 00:00:00 2001
From: Christoph Hellwig <hch@lst.de>
Date: Mon, 4 Jun 2007 15:15:51 +1000
Subject: [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>
---
 arch/powerpc/kernel/signal.c | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

(limited to 'arch/powerpc/kernel/signal.c')

diff --git a/arch/powerpc/kernel/signal.c b/arch/powerpc/kernel/signal.c
index 325d260abd4e..f92856b98b70 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)
 {
-- 
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