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Date:   Wed, 3 Feb 2021 15:48:00 -0800
From:   Jakub Kicinski <>
To:     Juergen Gross <>
Cc:,,, Wei Liu <>,
        Paul Durrant <>,
        "David S. Miller" <>,
        Igor Druzhinin <>,
Subject: Re: [PATCH] xen/netback: avoid race in

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 <>
> Fixes: 23025393dbeb3b8b3 ("xen/netback: use lateeoi irq binding")
> Cc:
> Signed-off-by: Juergen Gross <>

Should we route this change via networking trees? I see the bug did not
go through networking :)

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