From mboxrd@z Thu Jan 1 00:00:00 1970 From: Fengguang Wu Subject: [PATCH 08/13] writeback: defer writeback on locked buffers Date: Tue, 15 Jan 2008 20:36:45 +0800 Message-ID: <400401293.21086@ustc.edu.cn> References: <20080115123637.518924046@mail.ustc.edu.cn> Cc: Michael Rubin , Peter Zijlstra To: Andrew Morton Return-path: Received: from smtp.ustc.edu.cn ([202.38.64.16]:47990 "HELO ustc.edu.cn" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with SMTP id S1754995AbYAOMsH (ORCPT ); Tue, 15 Jan 2008 07:48:07 -0500 Message-Id: <20080115124801.012754821@mail.ustc.edu.cn> Cc: linux-fsdevel@vger.kernel.org Cc: linux-kernel@vger.kernel.org Content-Disposition: inline; filename=writeback-more_io_wait-d.patch Sender: linux-fsdevel-owner@vger.kernel.org List-ID: Convert to requeue_io_wait() for case: pages skipped due to locked buffers. Cc: Michael Rubin Cc: Peter Zijlstra Signed-off-by: Fengguang Wu --- fs/fs-writeback.c | 2 +- 1 files changed, 1 insertion(+), 1 deletion(-) --- linux-mm.orig/fs/fs-writeback.c +++ linux-mm/fs/fs-writeback.c @@ -456,7 +456,7 @@ int generic_sync_sb_inodes(struct super_ * writeback is not making progress due to locked * buffers. Skip this inode for now. */ - redirty_tail(inode); + requeue_io_wait(inode); } spin_unlock(&inode_lock); iput(inode); --