lkml.org 
[lkml]   [2022]   [Dec]   [15]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH v2 10/10] block, bfq: remove check of bfq_wr_max_softrt_rate which is always greater than 0
Date
bfqd->bfq_wr_max_softrt_rate is assigned with 7000 in bfq_init_queue and
never changed. So we can remove bfqd->bfq_wr_max_softrt_rate > 0 check
which is always true.

Signed-off-by: Kemeng Shi <shikemeng@huaweicloud.com>
---
block/bfq-iosched.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/block/bfq-iosched.c b/block/bfq-iosched.c
index 91bc68fba72d..00cdd42ac02a 100644
--- a/block/bfq-iosched.c
+++ b/block/bfq-iosched.c
@@ -1788,8 +1788,7 @@ static void bfq_bfqq_handle_idle_busy_switch(struct bfq_data *bfqd,
* to control its weight explicitly)
*/
in_burst = bfq_bfqq_in_large_burst(bfqq);
- soft_rt = bfqd->bfq_wr_max_softrt_rate > 0 &&
- !BFQQ_TOTALLY_SEEKY(bfqq) &&
+ soft_rt = !BFQQ_TOTALLY_SEEKY(bfqq) &&
!in_burst &&
time_is_before_jiffies(bfqq->soft_rt_next_start) &&
bfqq->dispatched == 0 &&
@@ -4284,8 +4283,7 @@ void bfq_bfqq_expire(struct bfq_data *bfqd,
if (bfqd->low_latency && bfqq->wr_coeff == 1)
bfqq->last_wr_start_finish = jiffies;

- if (bfqd->low_latency && bfqd->bfq_wr_max_softrt_rate > 0 &&
- RB_EMPTY_ROOT(&bfqq->sort_list)) {
+ if (bfqd->low_latency && RB_EMPTY_ROOT(&bfqq->sort_list)) {
/*
* If we get here, and there are no outstanding
* requests, then the request pattern is isochronous
--
2.30.0
\
 
 \ /
  Last update: 2022-12-16 04:14    [W:0.103 / U:1.232 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site