From 76381fee7e8feb4c22be636aa5d4765dbe4fbf9e Mon Sep 17 00:00:00 2001
From: Vincent Hanquez <vincent.hanquez@cl.cam.ac.uk>
Date: Thu, 23 Jun 2005 00:08:46 -0700
Subject: [PATCH] xen: x86_64: use more usermode macro

Make use of the user_mode macro where it's possible.  This is useful for Xen
because it will need only to redefine only the macro to a hypervisor call.

Signed-off-by: Vincent Hanquez <vincent.hanquez@cl.cam.ac.uk>
Cc: Ian Pratt <m+Ian.Pratt@cl.cam.ac.uk>
Cc: Andi Kleen <ak@muc.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---
 arch/x86_64/kernel/signal.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'arch/x86_64/kernel/signal.c')

diff --git a/arch/x86_64/kernel/signal.c b/arch/x86_64/kernel/signal.c
index 0446e8b96a20..98b7ba95d581 100644
--- a/arch/x86_64/kernel/signal.c
+++ b/arch/x86_64/kernel/signal.c
@@ -422,7 +422,7 @@ int do_signal(struct pt_regs *regs, sigset_t *oldset)
 	 * kernel mode. Just return without doing anything
 	 * if so.
 	 */
-	if ((regs->cs & 3) != 3)
+	if (!user_mode(regs))
 		return 1;
 
 	if (try_to_freeze(0))
-- 
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