linux-kernel - [PATCH] [41/45] i386: remove unnecessary code

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Message-Id: <20070921204524.7BBAC14EFF@wotan.suse.de>
Date:	Fri, 21 Sep 2007 22:45:24 +0200 (CEST)
From:	Andi Kleen <ak@...e.de>
To:	mingo@...e.hu, oleg@...sign.ru, 76306.1226@...puserve.com,
	ak@...e.de, patches@...-64.org, linux-kernel@...r.kernel.org
Subject: [PATCH] [41/45] i386: remove unnecessary code


From: Ingo Molnar <mingo@...e.hu>

Oleg Nesterov pointed out that the set_fs() calls in setup_frame()
and setup_rt_frame() were superfluous.

Signed-off-by: Ingo Molnar <mingo@...e.hu>
Signed-off-by: Andi Kleen <ak@...e.de>
Cc: Oleg Nesterov <oleg@...sign.ru>
Cc: Chuck Ebbert <76306.1226@...puserve.com>
Cc: Andi Kleen <ak@...e.de>
Signed-off-by: Andrew Morton <akpm@...ux-foundation.org>
---

 arch/i386/kernel/signal.c |    2 --
 1 file changed, 2 deletions(-)

Index: linux/arch/i386/kernel/signal.c
===================================================================
--- linux.orig/arch/i386/kernel/signal.c
+++ linux/arch/i386/kernel/signal.c
@@ -387,7 +387,6 @@ static int setup_frame(int sig, struct k
 	regs->edx = (unsigned long) 0;
 	regs->ecx = (unsigned long) 0;
 
-	set_fs(USER_DS);
 	regs->xds = __USER_DS;
 	regs->xes = __USER_DS;
 	regs->xss = __USER_DS;
@@ -481,7 +480,6 @@ static int setup_rt_frame(int sig, struc
 	regs->edx = (unsigned long) &frame->info;
 	regs->ecx = (unsigned long) &frame->uc;
 
-	set_fs(USER_DS);
 	regs->xds = __USER_DS;
 	regs->xes = __USER_DS;
 	regs->xss = __USER_DS;
-
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