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authorKurt Hackel <kurt.hackel@oracle.com>2006-05-01 13:30:49 -0700
committerMark Fasheh <mark.fasheh@oracle.com>2006-06-26 14:43:07 -0700
commitc87a9ae7059f718bf1bb87a702fcbef535e32111 (patch)
tree9e1a1604843b8dcde97ce392f2dc6bf50d8e70c0 /fs/ocfs2/dlm/dlmthread.c
parent2abaf97e62e51fdd09d5a46703b3b680f24bdd8b (diff)
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ocfs2: temporarily disable automatic lock migration
Now we never change the owner of a lock resource until unmount or node death. This will be re-enabled once some issues in the algorithm used have been resolved. Signed-off-by: Kurt Hackel <kurt.hackel@oracle.com> Signed-off-by: Mark Fasheh <mark.fasheh@oracle.com>
Diffstat (limited to 'fs/ocfs2/dlm/dlmthread.c')
-rw-r--r--fs/ocfs2/dlm/dlmthread.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/fs/ocfs2/dlm/dlmthread.c b/fs/ocfs2/dlm/dlmthread.c
index 610dc76a851..c1c10fd1a5a 100644
--- a/fs/ocfs2/dlm/dlmthread.c
+++ b/fs/ocfs2/dlm/dlmthread.c
@@ -106,6 +106,20 @@ void __dlm_lockres_calc_usage(struct dlm_ctxt *dlm,
assert_spin_locked(&res->spinlock);
if (__dlm_lockres_unused(res)){
+ /* For now, just keep any resource we master */
+ if (res->owner == dlm->node_num)
+ {
+ if (!list_empty(&res->purge)) {
+ mlog(0, "we master %s:%.*s, but it is on "
+ "the purge list. Removing\n",
+ dlm->name, res->lockname.len,
+ res->lockname.name);
+ list_del_init(&res->purge);
+ dlm->purge_count--;
+ }
+ return;
+ }
+
if (list_empty(&res->purge)) {
mlog(0, "putting lockres %.*s from purge list\n",
res->lockname.len, res->lockname.name);