Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932079Ab1FJNJi (ORCPT ); Fri, 10 Jun 2011 09:09:38 -0400 Received: from grimli.r00tworld.net ([83.169.44.195]:43084 "EHLO mail.r00tworld.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757223Ab1FJNJf (ORCPT ); Fri, 10 Jun 2011 09:09:35 -0400 From: Mathias Krause To: Yoshinori Sato Cc: Andrew Morton , Linus Torvalds , linux-kernel@vger.kernel.org, Mathias Krause Subject: [PATCH] h8300, exec: remove redundant set_fs(USER_DS) Date: Fri, 10 Jun 2011 15:09:34 +0200 Message-Id: <1307711374-7366-1-git-send-email-minipli@googlemail.com> X-Mailer: git-send-email 1.5.6.5 In-Reply-To: References: References: <1307642718-22257-1-git-send-email-minipli@googlemail.com> <20110609155630.0f734351.akpm@linux-foundation.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1420 Lines: 36 The address limit is already set in flush_old_exec() so those calls to set_fs(USER_DS) are redundant. Signed-off-by: Mathias Krause --- arch/h8300/include/asm/processor.h | 2 -- 1 files changed, 0 insertions(+), 2 deletions(-) diff --git a/arch/h8300/include/asm/processor.h b/arch/h8300/include/asm/processor.h index 69e8a34..e834b60 100644 --- a/arch/h8300/include/asm/processor.h +++ b/arch/h8300/include/asm/processor.h @@ -81,7 +81,6 @@ struct thread_struct { #if defined(__H8300H__) #define start_thread(_regs, _pc, _usp) \ do { \ - set_fs(USER_DS); /* reads from user space */ \ (_regs)->pc = (_pc); \ (_regs)->ccr = 0x00; /* clear all flags */ \ (_regs)->er5 = current->mm->start_data; /* GOT base */ \ @@ -91,7 +90,6 @@ do { \ #if defined(__H8300S__) #define start_thread(_regs, _pc, _usp) \ do { \ - set_fs(USER_DS); /* reads from user space */ \ (_regs)->pc = (_pc); \ (_regs)->ccr = 0x00; /* clear kernel flag */ \ (_regs)->exr = 0x78; /* enable all interrupts */ \ -- 1.5.6.5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/