linux-kernel - Re: [PATCH] block: flush: fix IO hang in case of flood fua req

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Date:   Wed, 26 Oct 2016 07:48:59 -0600
From:   Jens Axboe <axboe@...com>
To:     Ming Lei <tom.leiming@...il.com>, <linux-kernel@...r.kernel.org>
CC:     <linux-block@...r.kernel.org>,
        Christoph Hellwig <hch@...radead.org>,
        "Kent Overstreet" <kent.overstreet@...il.com>,
        Jens Axboe <axboe@...nel.dk>
Subject: Re: [PATCH] block: flush: fix IO hang in case of flood fua req

On 10/26/2016 02:57 AM, Ming Lei wrote:
> This patch fixes one issue reported by Kent, which can
> be triggered in bcachefs over sata disk. Actually it
> is a generic issue in block flush vs. blk-tag.

Looks good to me. Had to double check we don't get there for the mq 
path, but we have our own end_io for that path. Applied.

-- 
Jens Axboe