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path: root/fs/ocfs2/dlm/dlmdebug.c
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Diffstat (limited to 'fs/ocfs2/dlm/dlmdebug.c')
-rw-r--r--fs/ocfs2/dlm/dlmdebug.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/fs/ocfs2/dlm/dlmdebug.c b/fs/ocfs2/dlm/dlmdebug.c
index 3f6c8d88f7af..1015cc7bf9cb 100644
--- a/fs/ocfs2/dlm/dlmdebug.c
+++ b/fs/ocfs2/dlm/dlmdebug.c
@@ -53,6 +53,23 @@ void dlm_print_one_lock_resource(struct dlm_lock_resource *res)
spin_unlock(&res->spinlock);
}
+static void dlm_print_lockres_refmap(struct dlm_lock_resource *res)
+{
+ int bit;
+ assert_spin_locked(&res->spinlock);
+
+ mlog(ML_NOTICE, " refmap nodes: [ ");
+ bit = 0;
+ while (1) {
+ bit = find_next_bit(res->refmap, O2NM_MAX_NODES, bit);
+ if (bit >= O2NM_MAX_NODES)
+ break;
+ printk("%u ", bit);
+ bit++;
+ }
+ printk("], inflight=%u\n", res->inflight_locks);
+}
+
void __dlm_print_one_lock_resource(struct dlm_lock_resource *res)
{
struct list_head *iter2;
@@ -65,6 +82,7 @@ void __dlm_print_one_lock_resource(struct dlm_lock_resource *res)
res->owner, res->state);
mlog(ML_NOTICE, " last used: %lu, on purge list: %s\n",
res->last_used, list_empty(&res->purge) ? "no" : "yes");
+ dlm_print_lockres_refmap(res);
mlog(ML_NOTICE, " granted queue: \n");
list_for_each(iter2, &res->granted) {
lock = list_entry(iter2, struct dlm_lock, list);
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