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| author | Tao Ma <tao.ma@oracle.com> | 2010-06-01 13:58:13 +0800 |
|---|---|---|
| committer | Joel Becker <joel.becker@oracle.com> | 2010-09-10 08:35:51 -0700 |
| commit | 3c3f20c9813391ba4004764072989744395cf405 (patch) | |
| tree | d02ae291a1d9d591398b956fb8f0dac90f032af3 /fs/ocfs2/journal.c | |
| parent | ddee5cdb70e6f87de2fc696b87bd7bd184a51eb8 (diff) | |
| download | lwn-3c3f20c9813391ba4004764072989744395cf405.tar.gz lwn-3c3f20c9813391ba4004764072989744395cf405.zip | |
ocfs2: Add some trace log for orphan scan.
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 <tao.ma@oracle.com>
Signed-off-by: Joel Becker <joel.becker@oracle.com>
Diffstat (limited to 'fs/ocfs2/journal.c')
| -rw-r--r-- | 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 9b57c0350ff9..04d41dfeab9a 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; } |