提交 dabc47de 编写于 作者: S Sunil Mushran 提交者: Mark Fasheh

ocfs2/dlm: Use ast_lock to protect ast_list

The code was using dlm->spinlock instead of dlm->ast_lock to protect the
ast_list. This patch fixes the issue.
Signed-off-by: NSunil Mushran <sunil.mushran@oracle.com>
Acked-by: NJoel Becker <joel.becker@oracle.com>
Signed-off-by: NMark Fasheh <mfasheh@suse.com>
上级 c74ff8bb
......@@ -117,11 +117,11 @@ static enum dlm_status dlmunlock_common(struct dlm_ctxt *dlm,
else
BUG_ON(res->owner == dlm->node_num);
spin_lock(&dlm->spinlock);
spin_lock(&dlm->ast_lock);
/* We want to be sure that we're not freeing a lock
* that still has AST's pending... */
in_use = !list_empty(&lock->ast_list);
spin_unlock(&dlm->spinlock);
spin_unlock(&dlm->ast_lock);
if (in_use) {
mlog(ML_ERROR, "lockres %.*s: Someone is calling dlmunlock "
"while waiting for an ast!", res->lockname.len,
......
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