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

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Message-Id: <1307711399-7929-1-git-send-email-minipli@googlemail.com>
Date:	Fri, 10 Jun 2011 15:09:59 +0200
From:	Mathias Krause <minipli@...glemail.com>
To:	Michal Simek <monstr@...str.eu>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	microblaze-uclinux@...e.uq.edu.au, linux-kernel@...r.kernel.org,
	Mathias Krause <minipli@...glemail.com>
Subject: [PATCH] microblaze, 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>
---
 arch/microblaze/kernel/process.c |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)

diff --git a/arch/microblaze/kernel/process.c b/arch/microblaze/kernel/process.c
index 968648a..dbb8124 100644
--- a/arch/microblaze/kernel/process.c
+++ b/arch/microblaze/kernel/process.c
@@ -237,7 +237,6 @@ unsigned long get_wchan(struct task_struct *p)
 /* Set up a thread for executing a new program */
 void start_thread(struct pt_regs *regs, unsigned long pc, unsigned long usp)
 {
-	set_fs(USER_DS);
 	regs->pc = pc;
 	regs->r1 = usp;
 	regs->pt_mode = 0;
-- 
1.5.6.5

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