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Subject: Re: bug in tag handling in blk-mq?
From: Mike Galbraith <efault@gmx.de>
To: Jens Axboe <axboe@kernel.dk>, Paolo Valente <paolo.valente@linaro.org>
Cc: Christoph Hellwig <hch@lst.de>, linux-block
 <linux-block@vger.kernel.org>,  Ulf Hansson <ulf.hansson@linaro.org>, LKML
 <linux-kernel@vger.kernel.org>, Linus Walleij <linus.walleij@linaro.org>,
 Oleksandr Natalenko <oleksandr@natalenko.name>
Date: Wed, 09 May 2018 07:09:55 +0200
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On Tue, 2018-05-08 at 14:37 -0600, Jens Axboe wrote:
> 
> - sdd has nothing pending, yet has 6 active waitqueues.

sdd is where ccache storage lives, which that should have been the only
activity on that drive, as I built source in sdb, and was doing nothing
else that utilizes sdd.

	-Mike