From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751314Ab1ITNqv (ORCPT ); Tue, 20 Sep 2011 09:46:51 -0400 Received: from mx1.redhat.com ([209.132.183.28]:26207 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750832Ab1ITNqs (ORCPT ); Tue, 20 Sep 2011 09:46:48 -0400 From: Johannes Weiner To: Andrew Morton Cc: Mel Gorman , Christoph Hellwig , Dave Chinner , Wu Fengguang , Jan Kara , Rik van Riel , Minchan Kim , Chris Mason , "Theodore Ts'o" , Andreas Dilger , xfs@oss.sgi.com, linux-btrfs@vger.kernel.org, linux-ext4@vger.kernel.org, linux-mm@kvack.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [patch 4/4] Btrfs: pass __GFP_WRITE for buffered write page allocations Date: Tue, 20 Sep 2011 15:45:15 +0200 Message-Id: <1316526315-16801-5-git-send-email-jweiner@redhat.com> In-Reply-To: <1316526315-16801-1-git-send-email-jweiner@redhat.com> References: <1316526315-16801-1-git-send-email-jweiner@redhat.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Tell the page allocator that pages allocated for a buffered write are expected to become dirty soon. Signed-off-by: Johannes Weiner --- fs/btrfs/file.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c index e7872e4..ea1b892 100644 --- a/fs/btrfs/file.c +++ b/fs/btrfs/file.c @@ -1084,7 +1084,7 @@ static noinline int prepare_pages(struct btrfs_root *root, struct file *file, again: for (i = 0; i < num_pages; i++) { pages[i] = find_or_create_page(inode->i_mapping, index + i, - GFP_NOFS); + GFP_NOFS | __GFP_WRITE); if (!pages[i]) { faili = i - 1; err = -ENOMEM; -- 1.7.6