linux-kernel - [PATCH] mn10300, exec: remove redundant set_fs(USER

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Date:	Fri, 10 Jun 2011 15:10:10 +0200
From:	Mathias Krause <minipli@...glemail.com>
To:	David Howells <dhowells@...hat.com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	linux-am33-list@...hat.com, linux-kernel@...r.kernel.org,
	Mathias Krause <minipli@...glemail.com>,
	Koichi Yasutake <yasutake.koichi@...panasonic.com>
Subject: [PATCH] mn10300, 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: Koichi Yasutake <yasutake.koichi@...panasonic.com>
---
 arch/mn10300/include/asm/processor.h |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)

diff --git a/arch/mn10300/include/asm/processor.h b/arch/mn10300/include/asm/processor.h
index 4c1b5cc..f7b3c9a 100644
--- a/arch/mn10300/include/asm/processor.h
+++ b/arch/mn10300/include/asm/processor.h
@@ -127,7 +127,6 @@ static inline void start_thread(struct pt_regs *regs,
 {
 	struct thread_info *ti = current_thread_info();
 	struct pt_regs *frame0;
-	set_fs(USER_DS);
 
 	frame0 = thread_info_to_uregs(ti);
 	frame0->epsw = EPSW_nSL | EPSW_IE | EPSW_IM;
-- 
1.5.6.5

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