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SubjectRe: [PATCH] xen/netback: avoid race in xenvif_rx_ring_slots_available()
On Thu, 4 Feb 2021 06:32:32 +0100 Jürgen Groß wrote:
> On 04.02.21 00:48, Jakub Kicinski wrote:
> > On Tue, 2 Feb 2021 08:09:38 +0100 Juergen Gross wrote:
> >> Since commit 23025393dbeb3b8b3 ("xen/netback: use lateeoi irq binding")
> >> xenvif_rx_ring_slots_available() is no longer called only from the rx
> >> queue kernel thread, so it needs to access the rx queue with the
> >> associated queue held.
> >>
> >> Reported-by: Igor Druzhinin <igor.druzhinin@citrix.com>
> >> Fixes: 23025393dbeb3b8b3 ("xen/netback: use lateeoi irq binding")
> >> Cc: stable@vger.kernel.org
> >> Signed-off-by: Juergen Gross <jgross@suse.com>
> >
> > Should we route this change via networking trees? I see the bug did not
> > go through networking :)
>
> I'm fine with either networking or the Xen tree. It should be included
> in 5.11, though. So if you are willing to take it, please do so.

All right, applied to net, it'll most likely hit Linus's tree on Tue.

Thanks!

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