linux-kernel - Re: [PATCH] zram: Fix __zram_bvec

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Message-ID: <b50bdd18-941b-cc05-2be3-6288f227be4d@kernel.dk>
Date:   Mon, 19 Oct 2020 09:32:49 -0600
From:   Jens Axboe <axboe@...nel.dk>
To:     Peter Zijlstra <peterz@...radead.org>,
        Minchan Kim <minchan@...nel.org>
Cc:     Mikhail Gavrilov <mikhail.v.gavrilov@...il.com>,
        Linux List Kernel Mailing <linux-kernel@...r.kernel.org>,
        linux-block@...r.kernel.org,
        Mike Galbraith <umgwanakikbuti@...il.com>, ngupta@...are.org,
        sergey.senozhatsky.work@...il.com, bigeasy@...utronix.de,
        Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [PATCH] zram: Fix __zram_bvec_{read,write}() locking order

On 10/19/20 4:13 AM, Peter Zijlstra wrote:
> 
> Mikhail reported a lockdep spat detailing how __zram_bvec_read() and
> __zram_bvec_write() use zstrm->lock and zspage->lock in opposite order.

Applied, thanks.

-- 
Jens Axboe