linux-kernel - [PATCH] m32r, exec: remove redundant set_fs(USER

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Message-Id: <1307711388-7739-1-git-send-email-minipli@googlemail.com>
Date:	Fri, 10 Jun 2011 15:09:48 +0200
From:	Mathias Krause <minipli@...glemail.com>
To:	Hirokazu Takata <takata@...ux-m32r.org>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	linux-m32r@...linux-m32r.org, linux-kernel@...r.kernel.org,
	Mathias Krause <minipli@...glemail.com>
Subject: [PATCH] m32r, 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/m32r/include/asm/processor.h |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)

diff --git a/arch/m32r/include/asm/processor.h b/arch/m32r/include/asm/processor.h
index 8397c24..e1f46d7 100644
--- a/arch/m32r/include/asm/processor.h
+++ b/arch/m32r/include/asm/processor.h
@@ -106,7 +106,6 @@ struct thread_struct {
 
 #define start_thread(regs, new_pc, new_spu) 				\
 	do {								\
-		set_fs(USER_DS); 					\
 		regs->psw = (regs->psw | USERPS_BPSW) & 0x0000FFFFUL;	\
 		regs->bpc = new_pc;					\
 		regs->spu = new_spu;					\
-- 
1.5.6.5

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