From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753950Ab3EZObS (ORCPT ); Sun, 26 May 2013 10:31:18 -0400 Received: from mx1.redhat.com ([209.132.183.28]:47473 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753414Ab3EZObO (ORCPT ); Sun, 26 May 2013 10:31:14 -0400 Date: Sun, 26 May 2013 17:31:05 +0300 From: "Michael S. Tsirkin" To: linux-kernel@vger.kernel.org Cc: Ingo Molnar , Peter Zijlstra , Arnd Bergmann , David Howells , Koichi Yasutake , linux-am33-list@redhat.com Subject: [PATCH v3-resend 06/11] mn10300: uaccess s/might_sleep/might_fault/ Message-ID: <1369577426-26721-6-git-send-email-mst@redhat.com> References: <1369575487-26176-1-git-send-email-mst@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1369575487-26176-1-git-send-email-mst@redhat.com> X-Mutt-Fcc: =sent Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The only reason uaccess routines might sleep is if they fault. Make this explicit. Signed-off-by: Michael S. Tsirkin --- arch/mn10300/include/asm/uaccess.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/mn10300/include/asm/uaccess.h b/arch/mn10300/include/asm/uaccess.h index 780560b..107508a 100644 --- a/arch/mn10300/include/asm/uaccess.h +++ b/arch/mn10300/include/asm/uaccess.h @@ -471,13 +471,13 @@ extern unsigned long __generic_copy_from_user(void *, const void __user *, #define __copy_to_user(to, from, n) \ ({ \ - might_sleep(); \ + might_fault(); \ __copy_to_user_inatomic((to), (from), (n)); \ }) #define __copy_from_user(to, from, n) \ ({ \ - might_sleep(); \ + might_fault(); \ __copy_from_user_inatomic((to), (from), (n)); \ }) -- MST