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authorDavid Teigland <teigland@redhat.com>2011-04-05 22:16:24 +0400
committerDavid Teigland <teigland@redhat.com>2011-07-15 21:30:43 +0400
commit23e8e1aaacb10d9f05e44a93e10ea4ee5b3838a5 (patch)
tree7c94bc4eeb9dfd85a26869003c56dc45fc6fd697 /fs/dlm/recoverd.c
parent883ba74f43092823d0ed4c6b21f0171e9b334607 (diff)
downloadlinux-23e8e1aaacb10d9f05e44a93e10ea4ee5b3838a5.tar.xz
dlm: use workqueue for callbacks
Instead of creating our own kthread (dlm_astd) to deliver callbacks for all lockspaces, use a per-lockspace workqueue to deliver the callbacks. This eliminates complications and slowdowns from many lockspaces sharing the same thread. Signed-off-by: David Teigland <teigland@redhat.com>
Diffstat (limited to 'fs/dlm/recoverd.c')
-rw-r--r--fs/dlm/recoverd.c12
1 files changed, 3 insertions, 9 deletions
diff --git a/fs/dlm/recoverd.c b/fs/dlm/recoverd.c
index fd677c8c3d3b..774da3cf92c6 100644
--- a/fs/dlm/recoverd.c
+++ b/fs/dlm/recoverd.c
@@ -58,13 +58,7 @@ static int ls_recover(struct dlm_ls *ls, struct dlm_recover *rv)
mutex_lock(&ls->ls_recoverd_active);
- /*
- * Suspending and resuming dlm_astd ensures that no lkb's from this ls
- * will be processed by dlm_astd during recovery.
- */
-
- dlm_astd_suspend();
- dlm_astd_resume();
+ dlm_callback_suspend(ls);
/*
* Free non-master tossed rsb's. Master rsb's are kept on toss
@@ -202,6 +196,8 @@ static int ls_recover(struct dlm_ls *ls, struct dlm_recover *rv)
dlm_adjust_timeouts(ls);
+ dlm_callback_resume(ls);
+
error = enable_locking(ls, rv->seq);
if (error) {
log_debug(ls, "enable_locking failed %d", error);
@@ -222,8 +218,6 @@ static int ls_recover(struct dlm_ls *ls, struct dlm_recover *rv)
dlm_grant_after_purge(ls);
- dlm_astd_wake();
-
log_debug(ls, "recover %llx done: %u ms",
(unsigned long long)rv->seq,
jiffies_to_msecs(jiffies - start));