From 7757591ab4a36314a258e181dbf0994415c288c2 Mon Sep 17 00:00:00 2001
From: Heiko Carstens <heiko.carstens@de.ibm.com>
Date: Fri, 12 Jun 2009 10:26:25 +0200
Subject: [S390] implement is_compat_task

Implement is_compat_task and use it all over the place.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
---
 arch/s390/kernel/signal.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'arch/s390/kernel/signal.c')

diff --git a/arch/s390/kernel/signal.c b/arch/s390/kernel/signal.c
index 3cf74c3..062bd64 100644
--- a/arch/s390/kernel/signal.c
+++ b/arch/s390/kernel/signal.c
@@ -26,6 +26,7 @@
 #include <linux/binfmts.h>
 #include <linux/tracehook.h>
 #include <linux/syscalls.h>
+#include <linux/compat.h>
 #include <asm/ucontext.h>
 #include <asm/uaccess.h>
 #include <asm/lowcore.h>
@@ -482,7 +483,7 @@ void do_signal(struct pt_regs *regs)
 		/* Whee!  Actually deliver the signal.  */
 		int ret;
 #ifdef CONFIG_COMPAT
-		if (test_thread_flag(TIF_31BIT)) {
+		if (is_compat_task()) {
 			ret = handle_signal32(signr, &ka, &info, oldset, regs);
 	        }
 		else
-- 
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