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    SubjectRe: [PATCH] xen/netback: avoid race in xenvif_rx_ring_slots_available()
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    On 02.02.21 16:26, Igor Druzhinin wrote:
    > On 02/02/2021 07:09, 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>
    >
    > Appreciate a quick fix! Is this the only place that sort of race could
    > happen now?

    I checked and didn't find any other similar problem.


    Juergen

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