[PATCH v2 09/10] blk-throttle: Use more siutable time_after check for update of slice_start

Kemeng Shi
2022-11-29T03:02:39Z

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>
---
block/blk-throttle.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/block/blk-throttle.c b/block/blk-throttle.c
index 94d850b57462..4c80f2aa1e29 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;
--
2.30.0