Commit 4247d9c8 authored by Baolin Wang's avatar Baolin Wang Committed by Jens Axboe
Browse files

blk-throttle: Remove a meaningless parameter for throtl_downgrade_state() 



The throtl_downgrade_state() is always used to change to LIMIT_LOW
limitation, thus remove the latter meaningless parameter which
indicates the limitation index.

Signed-off-by: default avatarBaolin Wang <baolin.wang@linux.alibaba.com>
Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent fa1c3eaf

block/blk-throttle.c

+3 −3
Original line number Diff line number Diff line
@@ -1970,7 +1970,7 @@ static void throtl_upgrade_state(struct throtl_data *td) 
	queue_work(kthrotld_workqueue, &td->dispatch_work);

}



static void throtl_downgrade_state(struct throtl_data *td, int new)

static void throtl_downgrade_state(struct throtl_data *td)

{

	td->scale /= 2;
@@ -1980,7 +1980,7 @@ static void throtl_downgrade_state(struct throtl_data *td, int new) 
		return;

	}



	td->limit_index = new;

	td->limit_index = LIMIT_LOW;

	td->low_downgrade_time = jiffies;

}
@@ -2067,7 +2067,7 @@ static void throtl_downgrade_check(struct throtl_grp *tg) 
	 * cgroups

	 */

	if (throtl_hierarchy_can_downgrade(tg))

		throtl_downgrade_state(tg->td, LIMIT_LOW);

		throtl_downgrade_state(tg->td);



	tg->last_bytes_disp[READ] = 0;

	tg->last_bytes_disp[WRITE] = 0;