On Thu, Oct 17, 2013 at 09:57:41AM +1030, Rusty Russell wrote:
> Jason Wang <jasow...@redhat.com> writes:
> > We're trying to re-configure the affinity unconditionally in cpu hotplug
> > callback. This may lead the issue during resuming from s3/s4 since
> >
> > - virt queues haven't been allocated at that time.
> > - it's unnecessary since thaw method will re-configure the affinity.
> >
> > Fix this issue by checking the config_enable and do nothing is we're not 
> > ready.
> >
> > The bug were introduced by commit 8de4b2f3ae90c8fc0f17eeaab87d5a951b66ee17
> > (virtio-net: reset virtqueue affinity when doing cpu hotplug).
> >
> > Cc: Rusty Russell <ru...@rustcorp.com.au>
> > Cc: Michael S. Tsirkin <m...@redhat.com>
> > Cc: Wanlong Gao <gaowanl...@cn.fujitsu.com>
> > Acked-by: Michael S. Tsirkin <m...@redhat.com>
> > Reviewed-by: Wanlong Gao <gaowanl...@cn.fujitsu.com>
> > Signed-off-by: Jason Wang <jasow...@redhat.com>
> > ---
> > The patch is need for 3.8 and above.
> 
> Please put 'CC: sta...@kernel.org # 3.8+' in the commit.

Not if this is going in through the net tree.

> 
> (The specification of the stable line is poor, but that seems to be one
> common method).
> 
> Cheers,
> Rusty.
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