throtl_select_dispatch() calls throtl_enqueue_tg() right after
tg_update_disptime(), which always calls the function anyway. The
call is, while harmless, unnecessary. Remove it.
This patch doesn't introduce any behavior difference.
Signed-off-by: Tejun Heo <tj@xxxxxxxxxx>
---
block/blk-throttle.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/block/blk-throttle.c b/block/blk-throttle.c
index 3114622..3960787 100644
--- a/block/blk-throttle.c
+++ b/block/blk-throttle.c
@@ -816,10 +816,8 @@ static int throtl_select_dispatch(struct throtl_data *td, struct bio_list *bl)
nr_disp += throtl_dispatch_tg(td, tg, bl);
- if (tg->nr_queued[0] || tg->nr_queued[1]) {
+ if (tg->nr_queued[0] || tg->nr_queued[1])
tg_update_disptime(td, tg);
- throtl_enqueue_tg(td, tg);
- }
if (nr_disp >= throtl_quantum)
break;
--
1.8.1.4
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