From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1030352AbXDKDiu (ORCPT ); Tue, 10 Apr 2007 23:38:50 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753947AbXDKDik (ORCPT ); Tue, 10 Apr 2007 23:38:40 -0400 Received: from py-out-1112.google.com ([64.233.166.178]:15843 "EHLO py-out-1112.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753941AbXDKDif (ORCPT ); Tue, 10 Apr 2007 23:38:35 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=beta; h=received:from:to:cc:date:message-id:in-reply-to:subject; b=aGZ+6HJW3WnZJwl7CC5q64geeFPw891YhX/LDpSr2hp12IC4P4i4Uypwql5fnFQZ/VAt6I9as0zlvwe6tfBu0W7R6qs7OxTN1B/sePgMCru0qKWWzWYsnHAxll46LXAciU2ctJHXCv1OAHAymYRv1bedTzuqDCB6T53rmIlHMJc= From: Nate Diller To: Andrew Morton , Alexander Viro Cc: linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org Date: Tue, 10 Apr 2007 20:36:00 -0700 Message-Id: <20070411033600.11000.71629.patchbomb.py@localhost> In-Reply-To: <20070411033600.11000.38285.patchbomb.py@localhost> Subject: [PATCH 6/13] gfs2: use zero_user_page Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Use zero_user_page() instead of open-coding it. Signed-off-by: Nate Diller --- diff -urpN -X dontdiff linux-2.6.21-rc6-mm1/fs/gfs2/bmap.c linux-2.6.21-rc6-mm1-test/fs/gfs2/bmap.c --- linux-2.6.21-rc6-mm1/fs/gfs2/bmap.c 2007-04-09 17:23:48.000000000 -0700 +++ linux-2.6.21-rc6-mm1-test/fs/gfs2/bmap.c 2007-04-09 18:18:23.000000000 -0700 @@ -885,7 +885,6 @@ static int gfs2_block_truncate_page(stru unsigned blocksize, iblock, length, pos; struct buffer_head *bh; struct page *page; - void *kaddr; int err; page = grab_cache_page(mapping, index); @@ -933,10 +932,7 @@ static int gfs2_block_truncate_page(stru if (sdp->sd_args.ar_data == GFS2_DATA_ORDERED || gfs2_is_jdata(ip)) gfs2_trans_add_bh(ip->i_gl, bh, 0); - kaddr = kmap_atomic(page, KM_USER0); - memset(kaddr + offset, 0, length); - flush_dcache_page(page); - kunmap_atomic(kaddr, KM_USER0); + zero_user_page(page, offset, length); unlock: unlock_page(page);