diff options
| author | Ingo Molnar <mingo@elte.hu> | 2011-12-15 08:21:21 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2011-12-15 08:21:30 +0100 |
| commit | 6a54aebf6978e9f296a4d3da3e40af425163c22e (patch) | |
| tree | 8217c7114db02d8b69c22fc44880749426949bc3 /fs/ocfs2/dlm/dlmthread.c | |
| parent | 067491b7313c41f49607fce782d29344d1472587 (diff) | |
| parent | dc47ce90c3a822cd7c9e9339fe4d5f61dcb26b50 (diff) | |
| download | linux-6a54aebf6978e9f296a4d3da3e40af425163c22e.tar.bz2 | |
Merge commit 'v3.2-rc5' into sched/core
Merge reason: Pick up the latest fixes.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'fs/ocfs2/dlm/dlmthread.c')
| -rw-r--r-- | fs/ocfs2/dlm/dlmthread.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/fs/ocfs2/dlm/dlmthread.c b/fs/ocfs2/dlm/dlmthread.c index 1d6d1d22c471..e73c833fc2a1 100644 --- a/fs/ocfs2/dlm/dlmthread.c +++ b/fs/ocfs2/dlm/dlmthread.c @@ -94,24 +94,26 @@ int __dlm_lockres_unused(struct dlm_lock_resource *res) { int bit; + assert_spin_locked(&res->spinlock); + if (__dlm_lockres_has_locks(res)) return 0; + /* Locks are in the process of being created */ + if (res->inflight_locks) + return 0; + if (!list_empty(&res->dirty) || res->state & DLM_LOCK_RES_DIRTY) return 0; if (res->state & DLM_LOCK_RES_RECOVERING) return 0; + /* Another node has this resource with this node as the master */ bit = find_next_bit(res->refmap, O2NM_MAX_NODES, 0); if (bit < O2NM_MAX_NODES) return 0; - /* - * since the bit for dlm->node_num is not set, inflight_locks better - * be zero - */ - BUG_ON(res->inflight_locks != 0); return 1; } @@ -185,8 +187,6 @@ static void dlm_purge_lockres(struct dlm_ctxt *dlm, /* clear our bit from the master's refmap, ignore errors */ ret = dlm_drop_lockres_ref(dlm, res); if (ret < 0) { - mlog(ML_ERROR, "%s: deref %.*s failed %d\n", dlm->name, - res->lockname.len, res->lockname.name, ret); if (!dlm_is_host_down(ret)) BUG(); } @@ -209,7 +209,7 @@ static void dlm_purge_lockres(struct dlm_ctxt *dlm, BUG(); } - __dlm_unhash_lockres(res); + __dlm_unhash_lockres(dlm, res); /* lockres is not in the hash now. drop the flag and wake up * any processes waiting in dlm_get_lock_resource. */ |