From: Jens Axboe <axboe@kernel.dk>
To: Tejun Heo <tj@kernel.org>
Cc: Jiri Slaby <jslaby@suse.cz>,
"James E.J. Bottomley" <jejb@parisc-linux.org>,
LKML <linux-kernel@vger.kernel.org>,
linux-scsi <linux-scsi@vger.kernel.org>,
Jiri Slaby <jirislaby@gmail.com>
Subject: Re: [PATCH block/for-next] block: don't call blk_drain_queue() if elevator is not up
Date: Fri, 04 Nov 2011 09:12:19 +0100 [thread overview]
Message-ID: <4EB39E63.9020804@kernel.dk> (raw)
In-Reply-To: <20111103211253.GO4417@google.com>
On 2011-11-03 22:12, Tejun Heo wrote:
> On Thu, Nov 03, 2011 at 06:49:53PM +0100, Jens Axboe wrote:
>>> Fix it by making blk_cleanup_queue() check whether q->elevator is set
>>> up before invoking blk_drain_queue.
>>
>> Thanks, glad this got caught before the merge...
>
> Heh, yeah, definitely, and just to be paranoid, this whole thing is
> for the next merge window.
Ehm, what parts? If the bug is in for-next, things are queued up for
_this_ merge window.
--
Jens Axboe
next prev parent reply other threads:[~2011-11-04 8:12 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-11-03 16:08 NULL ptr deref at elv_drain_elevator Jiri Slaby
2011-11-03 16:14 ` Tejun Heo
2011-11-03 16:16 ` Jiri Slaby
2011-11-03 16:26 ` [PATCH block/for-next] block: don't call blk_drain_queue() if elevator is not up Tejun Heo
2011-11-03 17:49 ` Jens Axboe
2011-11-03 21:12 ` Tejun Heo
2011-11-04 8:12 ` Jens Axboe [this message]
2011-11-04 14:26 ` Tejun Heo
2011-11-04 14:28 ` Jens Axboe
2011-11-04 14:30 ` Tejun Heo
2011-11-04 9:40 ` Stefan Richter
2011-11-04 14:38 ` Tejun Heo
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