From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756625Ab1JTPil (ORCPT ); Thu, 20 Oct 2011 11:38:41 -0400 Received: from mga03.intel.com ([143.182.124.21]:27426 "EHLO mga03.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756472Ab1JTPiJ (ORCPT ); Thu, 20 Oct 2011 11:38:09 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.69,379,1315206000"; d="scan'208";a="64588855" Message-Id: <20111020153706.265653153@intel.com> User-Agent: quilt/0.48-1 Date: Thu, 20 Oct 2011 23:22:45 +0800 From: Wu Fengguang to: cc: Jan Kara , Dave Chinner , Christoph Hellwig , Michael Rubin , Peter Zijlstra , Wu Fengguang cc: Andrew Morton Cc: LKML Subject: [PATCH 5/7] writeback: requeue_io_wait() on pages_skipped inode References: <20111020152240.751936131@intel.com> Content-Disposition: inline; filename=writeback-more_io_wait-d.patch Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Use requeue_io_wait() if some pages were skipped due to locked buffers. Cc: Dave Chinner Cc: Michael Rubin Cc: Peter Zijlstra Signed-off-by: Fengguang Wu Signed-off-by: Wu Fengguang --- fs/fs-writeback.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- linux-next.orig/fs/fs-writeback.c 2011-10-20 22:42:24.000000000 +0800 +++ linux-next/fs/fs-writeback.c 2011-10-20 22:42:25.000000000 +0800 @@ -618,11 +618,11 @@ static long writeback_sb_inodes(struct s if (wbc.pages_skipped) { /* * writeback is not making progress due to locked * buffers. Skip this inode for now. */ - redirty_tail(inode, wb); + requeue_io_wait(inode, wb); } spin_unlock(&inode->i_lock); spin_unlock(&wb->list_lock); iput(inode); cond_resched();