linux-kernel - [PATCH 08/20] openrisc: Do not call do

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Date:	Sat, 26 May 2012 00:04:24 +0200
From:	Richard Weinberger <richard@....at>
To:	linux-kernel@...r.kernel.org
Cc:	linux-arch@...r.kernel.org, Richard Weinberger <richard@....at>,
	Jonas Bonn <jonas@...thpole.se>, linux@...ts.openrisc.net
Subject: [PATCH 08/20] openrisc: Do not call do_signal() with irqs disabled

get_signal_to_deliver() calls try_to_freeze() which might sleep.

Cc: Jonas Bonn <jonas@...thpole.se>
Cc: linux@...ts.openrisc.net
Signed-off-by: Richard Weinberger <richard@....at>
---
 arch/openrisc/kernel/signal.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/arch/openrisc/kernel/signal.c b/arch/openrisc/kernel/signal.c
index e970743..f2ae7ac 100644
--- a/arch/openrisc/kernel/signal.c
+++ b/arch/openrisc/kernel/signal.c
@@ -26,6 +26,7 @@
 #include <linux/unistd.h>
 #include <linux/stddef.h>
 #include <linux/tracehook.h>
+#include <linux/irqflags.h>
 
 #include <asm/processor.h>
 #include <asm/ucontext.h>
@@ -370,6 +371,8 @@ void do_signal(struct pt_regs *regs)
 
 asmlinkage void do_notify_resume(struct pt_regs *regs)
 {
+	local_irq_enable();
+
 	if (current_thread_info()->flags & _TIF_SIGPENDING)
 		do_signal(regs);
 
-- 
1.7.7.3

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