linux-kernel - Re: [PATCH] blk-mq: use mutex_trylock to avoid lock inversion

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Message-ID: <1d4d1dc3-7014-4e2a-1ea5-e1446381b404@wdc.com>
Date:   Tue, 26 Jun 2018 08:36:53 -0700
From:   Bart Van Assche <bart.vanassche@....com>
To:     "jianchao.wang" <jianchao.w.wang@...cle.com>,
        "axboe@...nel.dk" <axboe@...nel.dk>
Cc:     "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-block@...r.kernel.org" <linux-block@...r.kernel.org>
Subject: Re: [PATCH] blk-mq: use mutex_trylock to avoid lock inversion

On 06/25/18 20:47, jianchao.wang wrote:
> V2 patch has been posted, would you please take a look at on them ?
> https://marc.info/?l=linux-block&m=152965143412927&w=2

Hello Jianchao,

Patches 1/3 and 2/3 of that series look fine to me but I don't like the 
approach of patch 3/3 so please do not expect a review from me for that 
patch.

Thanks,

Bart.