linux-kernel - Re: [PATCH V3 0/4] block: make loop block device cgroup aware

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Message-ID: <558e572f-0a84-1115-24f9-40bf1ebb7ff3@kernel.dk>
Date:   Mon, 25 Sep 2017 13:03:25 -0600
From:   Jens Axboe <axboe@...nel.dk>
To:     Shaohua Li <shli@...nel.org>, linux-kernel@...r.kernel.org,
        linux-block@...r.kernel.org
Cc:     tj@...nel.org, lizefan@...wei.com, tglx@...utronix.de,
        kernel-team@...com, Shaohua Li <shli@...com>
Subject: Re: [PATCH V3 0/4] block: make loop block device cgroup aware

On 09/25/2017 10:44 AM, Shaohua Li wrote:
> On Thu, Sep 14, 2017 at 02:02:03PM -0700, Shaohua Li wrote:
>> From: Shaohua Li <shli@...com>
>>
>> Hi,
>>
>> The IO dispatched to under layer disk by loop block device isn't cloned from
>> original bio, so the IO loses cgroup information of original bio. These IO
>> escapes from cgroup control. The patches try to address this issue. The idea is
>> quite generic, but we currently only make it work for blkcg.
> 
> Ping! how do we proceed with this patch set?

I'll queue it up for 4.15.

-- 
Jens Axboe