bcache: don't set max writeback rate if gc is running

[platform/kernel/linux-starfive.git] / drivers / md / bcache / writeback.c

diff --git a/drivers/md/bcache/writeback.c b/drivers/md/bcache/writeback.c
index 73f0efa..262f7ef 100644 (file)
--- a/drivers/md/bcache/writeback.c
+++ b/drivers/md/bcache/writeback.c
@@ -122,6 +122,9 @@ static void __update_writeback_rate(struct cached_dev *dc)
 static bool set_at_max_writeback_rate(struct cache_set *c,
                                       struct cached_dev *dc)
 {
+       /* Don't set max writeback rate if gc is running */
+       if (!c->gc_mark_valid)
+               return false;
        /*
         * Idle_counter is increased everytime when update_writeback_rate() is
         * called. If all backing devices attached to the same cache set have