Re: Yet another hot unplug NULL pointer dereference (was Re: statusof oops in sd_revalidate_disk?)

[Bart Van Assche]

On Wed, Feb 15, 2012 at 3:26 AM, Jun'ichi Nomura <j-nomura@xxxxxxxxxxxxx> wrote:
> I think this patch is good, too.
> Since QUEUE_FLAG_DEAD is also racy, it is not much different
> from queuedata check, IMO.

Are you sure ? As far as I know the block layer takes care of
synchronizing queue flag modifications against request_fn invocations.

Bart.
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