linux-kernel - Re: [PATCH V2 0/2] blk-mq: fix fix blk_mq_tagset_busy

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Message-ID: <5d0d3e30-ac78-5a84-48b5-5e558c3e7eaa@kernel.dk>
Date:   Thu, 2 Aug 2018 14:47:41 -0600
From:   Jens Axboe <axboe@...nel.dk>
To:     Ming Lei <ming.lei@...hat.com>
Cc:     linux-block@...r.kernel.org, Josef Bacik <josef@...icpanda.com>,
        Christoph Hellwig <hch@....de>,
        Guenter Roeck <linux@...ck-us.net>,
        Mark Brown <broonie@...nel.org>,
        Matt Hart <matthew.hart@...aro.org>,
        Johannes Thumshirn <jthumshirn@...e.de>,
        John Garry <john.garry@...wei.com>,
        Hannes Reinecke <hare@...e.com>,
        "Martin K. Petersen" <martin.petersen@...cle.com>,
        James Bottomley <James.Bottomley@...senpartnership.com>,
        linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH V2 0/2] blk-mq: fix fix blk_mq_tagset_busy_iter

On 8/2/18 11:49 AM, Ming Lei wrote:
> Hi Jens,
> 
> The two patches fixes boot hang issue in lots of test vm system.
> And the cause is in blk_mq_tagset_busy_iter().
> 
> V2:
> 	- move blk_mq_request_started() into header file as suggested by
> 	  James

I'd be fine with moving that into a header, if the target of this
was 4.19. But it's not, so there's absolutely no point to include
that in this series.

I'm going to apply 2/2 for 4.18.

-- 
Jens Axboe