From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sunil Mushran Date: Tue, 01 Jun 2010 10:23:09 -0700 Subject: [Ocfs2-devel] [PATCH] ocfs2: Add some trace log for orphan scan. In-Reply-To: <1275371893-6452-1-git-send-email-tao.ma@oracle.com> References: <1275371893-6452-1-git-send-email-tao.ma@oracle.com> Message-ID: <4C0541FD.9050406@oracle.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: ocfs2-devel@oss.oracle.com Signed-off-by: Sunil Mushran On 05/31/2010 10:58 PM, Tao Ma wrote: > Now orphan scan worker has no trace log, so it is > very hard to tell whether it is finished or blocked. > So add 2 mlog trace log so that we can tell whether > the current orphan scan worker is blocked or not. > It does help when I analyzed a orphan scan bug. > > Signed-off-by: Tao Ma > --- > fs/ocfs2/journal.c | 3 +++ > 1 files changed, 3 insertions(+), 0 deletions(-) > > diff --git a/fs/ocfs2/journal.c b/fs/ocfs2/journal.c > index 47878cf..776ab2f 100644 > --- a/fs/ocfs2/journal.c > +++ b/fs/ocfs2/journal.c > @@ -1888,6 +1888,8 @@ void ocfs2_queue_orphan_scan(struct ocfs2_super *osb) > > os =&osb->osb_orphan_scan; > > + mlog(0, "Begin orphan scan\n"); > + > if (atomic_read(&os->os_state) == ORPHAN_SCAN_INACTIVE) > goto out; > > @@ -1920,6 +1922,7 @@ void ocfs2_queue_orphan_scan(struct ocfs2_super *osb) > unlock: > ocfs2_orphan_scan_unlock(osb, seqno); > out: > + mlog(0, "Orphan scan completed\n"); > return; > } > >