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Re: [PATCH] xen/netback: avoid race in xenvif_rx_ring_slots_available()

On Tue, Feb 02, 2021 at 08:09:38AM +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@xxxxxxxxxx>
> Fixes: 23025393dbeb3b8b3 ("xen/netback: use lateeoi irq binding")
> Cc: stable@xxxxxxxxxxxxxxx
> Signed-off-by: Juergen Gross <jgross@xxxxxxxx>

Acked-by: Wei Liu <wl@xxxxxxx>



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