linux-kernel - [PATCH 04/20] h8300: Do not call do

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Message-Id: <1337983476-22081-4-git-send-email-richard@nod.at>
Date:	Sat, 26 May 2012 00:04:20 +0200
From:	Richard Weinberger <richard@....at>
To:	linux-kernel@...r.kernel.org
Cc:	linux-arch@...r.kernel.org, Richard Weinberger <richard@....at>,
	Yoshinori Sato <ysato@...rs.sourceforge.jp>
Subject: [PATCH 04/20] h8300: Do not call do_signal() with irqs disabled

get_signal_to_deliver() calls try_to_freeze() which might sleep.

Cc: Yoshinori Sato <ysato@...rs.sourceforge.jp>
Signed-off-by: Richard Weinberger <richard@....at>
---
 arch/h8300/kernel/signal.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/arch/h8300/kernel/signal.c b/arch/h8300/kernel/signal.c
index d4b0555..b3e03a7 100644
--- a/arch/h8300/kernel/signal.c
+++ b/arch/h8300/kernel/signal.c
@@ -40,6 +40,7 @@
 #include <linux/binfmts.h>
 #include <linux/freezer.h>
 #include <linux/tracehook.h>
+#include <linux/irqflags.h>
 
 #include <asm/setup.h>
 #include <asm/uaccess.h>
@@ -507,6 +508,8 @@ statis void do_signal(struct pt_regs *regs)
 
 asmlinkage void do_notify_resume(struct pt_regs *regs, u32 thread_info_flags)
 {
+	local_irq_enable();
+
 	if (thread_info_flags & _TIF_SIGPENDING)
 		do_signal(regs);
 
-- 
1.7.7.3

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