From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758978AbcLUIU0 (ORCPT ); Wed, 21 Dec 2016 03:20:26 -0500 Received: from victor.provo.novell.com ([137.65.250.26]:33281 "EHLO prv3-mh.provo.novell.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757408AbcLUIUW (ORCPT ); Wed, 21 Dec 2016 03:20:22 -0500 From: Gang He To: mfasheh@versity.com, jlbec@evilplan.org Cc: Gang He , linux-kernel@vger.kernel.org, ocfs2-devel@oss.oracle.com, akpm@linux-foundation.org Subject: [PATCH v2 2/4] ocfs2: fix some small problems Date: Wed, 21 Dec 2016 16:20:59 +0800 Message-Id: <1482308461-12964-3-git-send-email-ghe@suse.com> X-Mailer: git-send-email 1.8.5.6 In-Reply-To: <1482308461-12964-1-git-send-email-ghe@suse.com> References: <1482308461-12964-1-git-send-email-ghe@suse.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org First, move setting fe_done = 1 in spin lock, avoid bring any potential race condition. Second, tune mlog message level from ERROR to NOTICE, since the message should not belong to error message. Signed-off-by: Gang He --- fs/ocfs2/filecheck.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/fs/ocfs2/filecheck.c b/fs/ocfs2/filecheck.c index cc7b595..4347727 100644 --- a/fs/ocfs2/filecheck.c +++ b/fs/ocfs2/filecheck.c @@ -288,7 +288,7 @@ int ocfs2_filecheck_remove_sysfs(struct super_block *sb) spin_lock(&ent->fs_fcheck->fc_lock); if (len < (ent->fs_fcheck->fc_size - ent->fs_fcheck->fc_done)) { - mlog(ML_ERROR, + mlog(ML_NOTICE, "Cannot set online file check maximum entry number " "to %u due to too many pending entries(%u)\n", len, ent->fs_fcheck->fc_size - ent->fs_fcheck->fc_done); @@ -462,8 +462,8 @@ static ssize_t ocfs2_filecheck_show(struct kobject *kobj, ocfs2_filecheck_done_entry(struct ocfs2_filecheck_sysfs_entry *ent, struct ocfs2_filecheck_entry *entry) { - entry->fe_done = 1; spin_lock(&ent->fs_fcheck->fc_lock); + entry->fe_done = 1; ent->fs_fcheck->fc_done++; spin_unlock(&ent->fs_fcheck->fc_lock); } @@ -545,11 +545,11 @@ static ssize_t ocfs2_filecheck_store(struct kobject *kobj, spin_lock(&ent->fs_fcheck->fc_lock); if ((ent->fs_fcheck->fc_size >= ent->fs_fcheck->fc_max) && (ent->fs_fcheck->fc_done == 0)) { - mlog(ML_ERROR, + mlog(ML_NOTICE, "Cannot do more file check " "since file check queue(%u) is full now\n", ent->fs_fcheck->fc_max); - ret = -EBUSY; + ret = -EAGAIN; kfree(entry); } else { if ((ent->fs_fcheck->fc_size >= ent->fs_fcheck->fc_max) && -- 1.8.5.6