From b36c3f84988eebf38acaccc756e05f6b70e333ab Mon Sep 17 00:00:00 2001 From: Sunil Mushran Date: Mon, 12 Mar 2007 13:25:44 -0700 Subject: [PATCH] ocfs2_dlm: Add missing locks in dlm_empty_lockres __dlm_lockres_unused() expects the caller to take the lockres spinlock. Signed-off-by: Sunil Mushran Signed-off-by: Mark Fasheh --- fs/ocfs2/dlm/dlmmaster.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/fs/ocfs2/dlm/dlmmaster.c b/fs/ocfs2/dlm/dlmmaster.c index 77e4e6169a0..9229e04362f 100644 --- a/fs/ocfs2/dlm/dlmmaster.c +++ b/fs/ocfs2/dlm/dlmmaster.c @@ -2730,14 +2730,17 @@ int dlm_empty_lockres(struct dlm_ctxt *dlm, struct dlm_lock_resource *res) int ret; int lock_dropped = 0; + spin_lock(&res->spinlock); if (res->owner != dlm->node_num) { if (!__dlm_lockres_unused(res)) { mlog(ML_ERROR, "%s:%.*s: this node is not master, " "trying to free this but locks remain\n", dlm->name, res->lockname.len, res->lockname.name); } + spin_unlock(&res->spinlock); goto leave; } + spin_unlock(&res->spinlock); /* Wheee! Migrate lockres here! Will sleep so drop spinlock. */ spin_unlock(&dlm->spinlock); -- 2.20.1