From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from cn.fujitsu.com ([222.73.24.84]:23004 "EHLO song.cn.fujitsu.com" rhost-flags-OK-FAIL-OK-OK) by vger.kernel.org with ESMTP id S1752386Ab3LMKIc (ORCPT ); Fri, 13 Dec 2013 05:08:32 -0500 Received: from fnstmail02.fnst.cn.fujitsu.com (tang.cn.fujitsu.com [127.0.0.1]) by tang.cn.fujitsu.com (8.14.3/8.13.1) with ESMTP id rBDA8Sk7008939 for ; Fri, 13 Dec 2013 18:08:28 +0800 From: Miao Xie To: linux-btrfs@vger.kernel.org Subject: [PATCH 2/6] Btrfs: don't run delayed nodes again after all nodes flush Date: Fri, 13 Dec 2013 18:09:37 +0800 Message-Id: <1386929381-3483-2-git-send-email-miaox@cn.fujitsu.com> In-Reply-To: <1386929381-3483-1-git-send-email-miaox@cn.fujitsu.com> References: <1386929381-3483-1-git-send-email-miaox@cn.fujitsu.com> Sender: linux-btrfs-owner@vger.kernel.org List-ID: If the number of the delayed items is greater than the upper limit, we will try to flush all the delayed items. After that, it is unnecessary to run them again because they are being dealt with by the wokers or the number of them is less than the lower limit. Signed-off-by: Miao Xie --- fs/btrfs/delayed-inode.c | 1 + 1 file changed, 1 insertion(+) diff --git a/fs/btrfs/delayed-inode.c b/fs/btrfs/delayed-inode.c index e832621..bb101b0 100644 --- a/fs/btrfs/delayed-inode.c +++ b/fs/btrfs/delayed-inode.c @@ -1395,6 +1395,7 @@ void btrfs_balance_delayed_items(struct btrfs_root *root) break; } finish_wait(&delayed_root->wait, &__wait); + return; } btrfs_wq_run_delayed_node(delayed_root, root, BTRFS_DELAYED_BATCH); -- 1.8.3.1