diff mbox series

[v3,9/9] blk-throttle: Use more siutable time_after check for update of slice_start

Message ID 20221205115709.251489-10-shikemeng@huaweicloud.com (mailing list archive)
State New, archived
Headers show
Series A few bugfix and cleanup patches for blk-throttle | expand

Commit Message

Kemeng Shi Dec. 5, 2022, 11:57 a.m. UTC 
From: Kemeng Shi <shikemeng@huawei.com>

There is no need to update tg->slice_start[rw] to start when they are
equal already. So remove "eq" part of check before update slice_start.

Signed-off-by: Kemeng Shi <shikemeng@huawei.com>
Acked-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Kemeng Shi <shikemeng@huaweicloud.com>
---
 block/blk-throttle.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/block/blk-throttle.c b/block/blk-throttle.c
index 413e668249cf..6fb5a2f9e1ee 100644
--- a/block/blk-throttle.c
+++ b/block/blk-throttle.c
@@ -645,7 +645,7 @@  static inline void throtl_start_new_slice_with_credit(struct throtl_grp *tg,
 	 * that bandwidth. Do try to make use of that bandwidth while giving
 	 * credit.
 	 */
-	if (time_after_eq(start, tg->slice_start[rw]))
+	if (time_after(start, tg->slice_start[rw]))
 		tg->slice_start[rw] = start;
 
 	tg->slice_end[rw] = jiffies + tg->td->throtl_slice;