Re: [PATCH 6/7] blk-iocost: Factor out the active iocgs' state check into a separate function

From: Baolin Wang
Date: Wed Nov 25 2020 - 08:37:42 EST



Hello,

On Tue, Nov 24, 2020 at 11:33:35AM +0800, Baolin Wang wrote:
-static void ioc_timer_fn(struct timer_list *timer)
+/*
+ * Waiters determine the sleep durations based on the vrate they
+ * saw at the time of sleep. If vrate has increased, some waiters
+ * could be sleeping for too long. Wake up tardy waiters which
+ * should have woken up in the last period and expire idle iocgs.
+ */

Please reflow the comment.

Sure.


...
+ nr_debtors = ioc_check_iocg_state(ioc, &now);

How about ioc_check_iocgs()?

Yes, sounds reasonable to me.


+
commit_weights(ioc);

I think it'd make more sense to move commit_weights() inside the new
function.

OK. Thanks.