This patch adds a check to skip failed paths while calling activate_path. It is not required to call activate_path for failed paths.
Signed-off-by: Babu Moger <babu.moger@xxxxxxx>
---
--- linux-2.6.31-rc3/drivers/md/dm-mpath.c.orig 2009-07-27 10:30:39.000000000 -0500
+++ linux-2.6.31-rc3/drivers/md/dm-mpath.c 2009-07-27 10:35:50.000000000 -0500
@@ -454,6 +454,10 @@ static void process_queued_ios(struct wo
m->pg_init_count++;
m->pg_init_required = 0;
list_for_each_entry(tmp, &pgpath->pg->pgpaths, list) {
+ /* Skip failed paths */
+ if (!tmp->is_active)
+ continue;
+
if (queue_work(kmpath_handlerd, &tmp->activate_path))
m->pg_init_in_progress++;
}
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