diff options
| author | Wengang Wang <wen.gang.wang@oracle.com> | 2010-12-08 20:34:39 +0800 |
|---|---|---|
| committer | Joel Becker <joel.becker@oracle.com> | 2010-12-16 00:46:08 -0800 |
| commit | 66f4500573fe5a1b455e5f7b30068a623a94117f (patch) | |
| tree | 7932999ac32f253a83c061585ca2faa73edeb662 | |
| parent | 8e17d16f401f7c60908726e070bfa5cbdf31e2f3 (diff) | |
ocfs2/dlm: make existing convertion precedent over new lock
Make existing convertion precedent over new lock. It makes o2dlm locking more
like fair locking.
Signed-off-by: Wengang Wang <wen.gang.wang@oracle.com>
Signed-off-by: Joel Becker <joel.becker@oracle.com>
| -rw-r--r-- | fs/ocfs2/dlm/dlmlock.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/ocfs2/dlm/dlmlock.c b/fs/ocfs2/dlm/dlmlock.c index 69cf369961c..7009292aac5 100644 --- a/fs/ocfs2/dlm/dlmlock.c +++ b/fs/ocfs2/dlm/dlmlock.c @@ -106,6 +106,9 @@ static int dlm_can_grant_new_lock(struct dlm_lock_resource *res, if (!dlm_lock_compatible(tmplock->ml.type, lock->ml.type)) return 0; + if (!dlm_lock_compatible(tmplock->ml.convert_type, + lock->ml.type)) + return 0; } return 1; |