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authorSunil Mushran <sunil.mushran@oracle.com>2009-06-22 11:40:07 -0700
committerJoel Becker <joel.becker@oracle.com>2009-06-22 14:24:55 -0700
commitdf152c241df9e9d2b9a65d37bd02961abe7f591a (patch)
tree47e0c71919ed437db33530a200113a562b9c6b89 /fs/ocfs2/journal.c
parent3211949f8998dde71d9fe2e063de045ece5e0473 (diff)
downloadop-kernel-dev-df152c241df9e9d2b9a65d37bd02961abe7f591a.zip
op-kernel-dev-df152c241df9e9d2b9a65d37bd02961abe7f591a.tar.gz
ocfs2: Disable orphan scanning for local and hard-ro mounts
Local and Hard-RO mounts do not need orphan scanning. Signed-off-by: Sunil Mushran <sunil.mushran@oracle.com> Signed-off-by: Joel Becker <joel.becker@oracle.com>
Diffstat (limited to 'fs/ocfs2/journal.c')
-rw-r--r--fs/ocfs2/journal.c30
1 files changed, 17 insertions, 13 deletions
diff --git a/fs/ocfs2/journal.c b/fs/ocfs2/journal.c
index 0b2c27a..f033760 100644
--- a/fs/ocfs2/journal.c
+++ b/fs/ocfs2/journal.c
@@ -1883,7 +1883,7 @@ void ocfs2_queue_orphan_scan(struct ocfs2_super *osb)
if (atomic_read(&os->os_state) == ORPHAN_SCAN_INACTIVE)
goto out;
- status = ocfs2_orphan_scan_lock(osb, &seqno, DLM_LOCK_EX);
+ status = ocfs2_orphan_scan_lock(osb, &seqno);
if (status < 0) {
if (status != -EAGAIN)
mlog_errno(status);
@@ -1910,7 +1910,7 @@ void ocfs2_queue_orphan_scan(struct ocfs2_super *osb)
os->os_count++;
os->os_scantime = CURRENT_TIME;
unlock:
- ocfs2_orphan_scan_unlock(osb, seqno, DLM_LOCK_EX);
+ ocfs2_orphan_scan_unlock(osb, seqno);
out:
return;
}
@@ -1938,29 +1938,33 @@ void ocfs2_orphan_scan_stop(struct ocfs2_super *osb)
struct ocfs2_orphan_scan *os;
os = &osb->osb_orphan_scan;
- atomic_set(&os->os_state, ORPHAN_SCAN_INACTIVE);
- mutex_lock(&os->os_lock);
- cancel_delayed_work(&os->os_orphan_scan_work);
- mutex_unlock(&os->os_lock);
+ if (atomic_read(&os->os_state) == ORPHAN_SCAN_ACTIVE) {
+ atomic_set(&os->os_state, ORPHAN_SCAN_INACTIVE);
+ mutex_lock(&os->os_lock);
+ cancel_delayed_work(&os->os_orphan_scan_work);
+ mutex_unlock(&os->os_lock);
+ }
}
-int ocfs2_orphan_scan_init(struct ocfs2_super *osb)
+void ocfs2_orphan_scan_init(struct ocfs2_super *osb)
{
struct ocfs2_orphan_scan *os;
os = &osb->osb_orphan_scan;
- atomic_set(&os->os_state, ORPHAN_SCAN_ACTIVE);
os->os_osb = osb;
os->os_count = 0;
os->os_seqno = 0;
os->os_scantime = CURRENT_TIME;
mutex_init(&os->os_lock);
+ INIT_DELAYED_WORK(&os->os_orphan_scan_work, ocfs2_orphan_scan_work);
- INIT_DELAYED_WORK(&os->os_orphan_scan_work,
- ocfs2_orphan_scan_work);
- schedule_delayed_work(&os->os_orphan_scan_work,
- ocfs2_orphan_scan_timeout());
- return 0;
+ if (ocfs2_is_hard_readonly(osb) || ocfs2_mount_local(osb))
+ atomic_set(&os->os_state, ORPHAN_SCAN_INACTIVE);
+ else {
+ atomic_set(&os->os_state, ORPHAN_SCAN_ACTIVE);
+ schedule_delayed_work(&os->os_orphan_scan_work,
+ ocfs2_orphan_scan_timeout());
+ }
}
struct ocfs2_orphan_filldir_priv {
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