linux-kernel - [PATCH] alpha, exec: remove redundant set_fs(USER

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Message-Id: <1307711328-3860-1-git-send-email-minipli@googlemail.com>
Date:	Fri, 10 Jun 2011 15:08:48 +0200
From:	Mathias Krause <minipli@...glemail.com>
To:	linux-alpha@...r.kernel.org
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	linux-kernel@...r.kernel.org,
	Mathias Krause <minipli@...glemail.com>,
	Richard Henderson <rth@...ddle.net>,
	Ivan Kokshaysky <ink@...assic.park.msu.ru>,
	Matt Turner <mattst88@...il.com>
Subject: [PATCH] alpha, exec: remove redundant set_fs(USER_DS)

The address limit is already set in flush_old_exec() so this
set_fs(USER_DS) is redundant.

Signed-off-by: Mathias Krause <minipli@...glemail.com>
Cc: Richard Henderson <rth@...ddle.net>
Cc: Ivan Kokshaysky <ink@...assic.park.msu.ru>
Cc: Matt Turner <mattst88@...il.com>
---
 arch/alpha/kernel/process.c |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)

diff --git a/arch/alpha/kernel/process.c b/arch/alpha/kernel/process.c
index 838eac1..89bbe5b 100644
--- a/arch/alpha/kernel/process.c
+++ b/arch/alpha/kernel/process.c
@@ -200,7 +200,6 @@ show_regs(struct pt_regs *regs)
 void
 start_thread(struct pt_regs * regs, unsigned long pc, unsigned long sp)
 {
-	set_fs(USER_DS);
 	regs->pc = pc;
 	regs->ps = 8;
 	wrusp(sp);
-- 
1.5.6.5

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