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From: Rusty Russell <rusty@rustcorp.com.au>
To: Ming Lei <tom.leiming@gmail.com>, "Michael S. Tsirkin" <mst@redhat.com>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	Linux Virtualization <virtualization@lists.linux-foundation.org>
Subject: Re: [PATCH] virtio_blk: fix race at module removal
Date: Tue, 28 Oct 2014 10:55:04 +1030	[thread overview]
Message-ID: <8761f5avmn.fsf@rustcorp.com.au> (raw)
In-Reply-To: <CACVXFVMP9yLfUhwh6MH=q6a11Z8AeJ8aso7R+LNb-QoDfD5UVw@mail.gmail.com>

Ming Lei <tom.leiming@gmail.com> writes:
> On Fri, Oct 24, 2014 at 12:12 AM, Michael S. Tsirkin <mst@redhat.com> wrote:
>> If a device appears while module is being removed,
>> driver will get a callback after we've given up
>> on the major number.
>>
>> In theory this means this major number can get reused
>> by something else, resulting in a conflict.
>
> Yes, there is a tiny race window.

Applied.

Thanks,
Rusty.

      reply	other threads:[~2014-10-28  0:25 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-10-23 16:12 [PATCH] virtio_blk: fix race at module removal Michael S. Tsirkin
2014-10-23 16:12 ` Michael S. Tsirkin
2014-10-24  2:13 ` Ming Lei
2014-10-24  2:13   ` Ming Lei
2014-10-28  0:25   ` Rusty Russell [this message]

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