linux-kernel - Re: [PATCH v5 4/4] blk-cgroup: Document the design of new lockless iostat

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Message-ID: <YpkJ6rDTR24ScuEq@slm.duckdns.org>
Date:   Thu, 2 Jun 2022 09:05:14 -1000
From:   Tejun Heo <tj@...nel.org>
To:     Waiman Long <longman@...hat.com>
Cc:     Jens Axboe <axboe@...nel.dk>, cgroups@...r.kernel.org,
        linux-block@...r.kernel.org, linux-kernel@...r.kernel.org,
        Ming Lei <ming.lei@...hat.com>
Subject: Re: [PATCH v5 4/4] blk-cgroup: Document the design of new lockless
 iostat_cpu list

On Thu, Jun 02, 2022 at 02:54:01PM -0400, Waiman Long wrote:
> A set of percpu lockless lists per block cgroup (blkcg) is added to
> track the set of recently updated iostat_cpu structures. Add comment
> in the code to document the design of this new set of lockless lists.
> 
> Signed-off-by: Waiman Long <longman@...hat.com>

Acked-by: Tejun Heo <tj@...nel.org>

Thanks.

-- 
tejun