linux-kernel - Re: [PATCH 3/3] block: BFQ: Refactor bfq_exit

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Date: Fri, 14 Jun 2024 09:37:54 -0700
From: Bart Van Assche <bvanassche@....org>
To: John Garry <john.g.garry@...cle.com>, axboe@...nel.dk,
 paolo.valente@...more.it
Cc: linux-block@...r.kernel.org, linux-kernel@...r.kernel.org,
 jiapeng.chong@...ux.alibaba.com, hch@....de
Subject: Re: [PATCH 3/3] block: BFQ: Refactor bfq_exit_icq() to silence sparse
 warning

On 6/14/24 2:03 AM, John Garry wrote:
> Currently building for C=1 generates the following warning:
> block/bfq-iosched.c:5498:9: warning: context imbalance in 'bfq_exit_icq' - different lock contexts for basic block
> 
> Refactor bfq_exit_icq() into a core part which loops for the actuators,
> and only lock calling this routine when necessary.

I like this patch because it makes the code easier to read.

Reviewed-by: Bart Van Assche <bvanassche@....org>