linux-kernel - Re: [PATCH -next v3 0/3] blk-cgroup: make sure pd_free

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Message-Id: <167503083019.59803.12005563665423303861.b4-ty@kernel.dk>
Date:   Sun, 29 Jan 2023 15:20:30 -0700
From:   Jens Axboe <axboe@...nel.dk>
To:     tj@...nel.org, hch@....de, josef@...icpanda.com,
        Yu Kuai <yukuai1@...weicloud.com>
Cc:     cgroups@...r.kernel.org, linux-block@...r.kernel.org,
        linux-kernel@...r.kernel.org, yukuai3@...wei.com,
        yi.zhang@...wei.com, yangerkun@...wei.com
Subject: Re: [PATCH -next v3 0/3] blk-cgroup: make sure pd_free_fn() is
 called in order


On Thu, 19 Jan 2023 19:03:47 +0800, Yu Kuai wrote:
> Changes in v3:
>  - add ack tag from Tejun for patch 1,2
>  - as suggested by Tejun, update commit message and comments in patch 3
> 
> The problem was found in iocost orignally([1]) that ioc can be freed in
> ioc_pd_free(). And later we found that there are more problem in
> iocost([2]).
> 
> [...]

Applied, thanks!

[1/3] blk-cgroup: dropping parent refcount after pd_free_fn() is done
      commit: c7241babf0855d8a6180cd1743ff0ec34de40b4e
[2/3] blk-cgroup: support to track if policy is online
      commit: dfd6200a095440b663099d8d42f1efb0175a1ce3
[3/3] blk-cgroup: synchronize pd_free_fn() from blkg_free_workfn() and blkcg_deactivate_policy()
      commit: f1c006f1c6850c14040f8337753a63119bba39b9

Best regards,
-- 
Jens Axboe