linux-kernel - Re: [PATCH 2/3] block: make blkcg aware of kthread stored original cgroup info

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Date:   Fri, 8 Sep 2017 07:41:12 -0700
From:   Tejun Heo <tj@...nel.org>
To:     Shaohua Li <shli@...nel.org>
Cc:     linux-kernel@...r.kernel.org, linux-block@...r.kernel.org,
        lizefan@...wei.com, tglx@...utronix.de, kernel-team@...com,
        axboe@...nel.dk, Shaohua Li <shli@...com>
Subject: Re: [PATCH 2/3] block: make blkcg aware of kthread stored original
 cgroup info

Hello,

On Wed, Sep 06, 2017 at 07:00:52PM -0700, Shaohua Li wrote:
> From: Shaohua Li <shli@...com>
> 
> Several blkcg APIs are deprecated. After removing them, bio_blkcg is the
> only API to get cgroup info for a bio. If bio_blkcg finds current task
> is a kthread and has original css recorded, it will use the css instead
> of associating the bio to current task.

Can you please separate out removal of unused APIs from modifications
of existing ones?  The patch is a bit confusing to follow.

Thanks.

-- 
tejun