netdev - Re: [PATCH net-next] mvpp2: prefetch frame header

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Message-ID: <CAGnkfhwbuXS7hYWuBqERi-FA1ZbjFqWN81aOP_MpcqsmPkkLVQ@mail.gmail.com>
Date:   Thu, 24 Oct 2019 19:04:40 +0200
From:   Matteo Croce <mcroce@...hat.com>
To:     David Miller <davem@...emloft.net>
Cc:     netdev <netdev@...r.kernel.org>,
        Antoine Tenart <antoine.tenart@...tlin.com>,
        Maxime Chevallier <maxime.chevallier@...tlin.com>,
        Marcin Wojtas <mw@...ihalf.com>,
        Stefan Chulski <stefanc@...vell.com>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH net-next] mvpp2: prefetch frame header

On Thu, Oct 24, 2019 at 5:28 AM David Miller <davem@...emloft.net> wrote:
> You cannot unmap it this early, because of all of the err_drop_frame
> code paths that might be taken next.  The DMA mapping must stay in place
> in those cases.

Thanks for noting this.
I'm sending a series with this and other small fixes.

Regards,
-- 
Matteo Croce
per aspera ad upstream