linux-kernel - Re: [HANG 3.13-rc3] blk-mq/virtio: mkfs.ext4 hangs in blk_mq_wait_for

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Date:	Fri, 13 Dec 2013 10:56:01 +1100
From:	Dave Chinner <david@...morbit.com>
To:	Jens Axboe <axboe@...nel.dk>
Cc:	Ming Lei <tom.leiming@...il.com>, linux-kernel@...r.kernel.org
Subject: Re: [HANG 3.13-rc3] blk-mq/virtio: mkfs.ext4 hangs in
 blk_mq_wait_for_tags

On Mon, Dec 09, 2013 at 03:40:23PM -0700, Jens Axboe wrote:
> On 12/09/2013 03:39 PM, Dave Chinner wrote:
> > Hi Jens,
> > 
> > Another day, another blkmq/virtio problem. Running mkfs.ext4 on a
> > sparse 100TB VM file image, it hangs hard while writing superblock
> > information:
...
> 
> I'll take a look at this.

Any update, Jens?

Cheers,

Dave.
-- 
Dave Chinner
david@...morbit.com
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