From: Johannes Weiner 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> References: <1316526315-16801-1-git-send-email-jweiner@redhat.com> 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 To: Andrew Morton Return-path: In-Reply-To: <1316526315-16801-1-git-send-email-jweiner@redhat.com> Sender: owner-linux-mm@kvack.org List-Id: linux-ext4.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 -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/ Don't email: email@kvack.org