Re: [PATCH v2 4/6] hw_random: fix unregister race.

From: Herbert Xu
Date: Fri Oct 31 2014 - 03:23:45 EST


On Fri, Oct 31, 2014 at 10:28:00AM +1030, Rusty Russell wrote:
> Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx> writes:
> > On Thu, Sep 18, 2014 at 08:37:45PM +0800, Amos Kong wrote:
> >> From: Rusty Russell <rusty@xxxxxxxxxxxxxxx>
> >>
> >> The previous patch added one potential problem: we can still be
> >> reading from a hwrng when it's unregistered. Add a wait for zero
> >> in the hwrng_unregister path.
> >>
> >> Signed-off-by: Rusty Russell <rusty@xxxxxxxxxxxxxxx>
> >
> > You totally corrupted Rusty's patch. If you're going to repost
> > his series you better make sure that you've got the right patches.
> >
> > Just as well though as it made me think a little more about this
> > patch :)
>
> OK Amos, can you please repost the complete series?

Please fix the unregister race I identified first.

Thanks,
--
Email: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
Home Page: http://gondor.apana.org.au/~herbert/
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