From: Jesper Dangaard Brouer <brouer@redhat.com>
To: Matteo Croce <mcroce@redhat.com>
Cc: netdev@vger.kernel.org, Sunil Goutham <sgoutham@cavium.com>,
Robert Richter <rric@kernel.org>,
linux-arm-kernel@lists.infradead.org,
Ilias Apalodimas <ilias.apalodimas@linaro.org>,
David Miller <davem@davemloft.net>,
brouer@redhat.com
Subject: Re: [PATCH v3 2/2] net: thunderx: don't allow jumbo frames with XDP
Date: Thu, 11 Apr 2019 15:05:04 +0200 [thread overview]
Message-ID: <20190411150504.2be998aa@carbon> (raw)
In-Reply-To: <20190411102633.3685-3-mcroce@redhat.com>
On Thu, 11 Apr 2019 12:26:33 +0200
Matteo Croce <mcroce@redhat.com> wrote:
> The thunderx driver forbids to load an eBPF program if the MTU is too high,
> but this can be circumvented by loading the eBPF, then raising the MTU.
>
> Fix this by limiting the MTU if an eBPF program is already loaded.
>
> Fixes: 05c773f52b96e ("net: thunderx: Add basic XDP support")
> Signed-off-by: Matteo Croce <mcroce@redhat.com>
LGTM
Acked-by: Jesper Dangaard Brouer <brouer@redhat.com>
--
Best regards,
Jesper Dangaard Brouer
MSc.CS, Principal Kernel Engineer at Red Hat
LinkedIn: http://www.linkedin.com/in/brouer
next prev parent reply other threads:[~2019-04-11 13:05 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-04-11 10:26 [PATCH v3 0/2] Fix thunderx MTU with XDP Matteo Croce
2019-04-11 10:26 ` [PATCH v3 1/2] net: thunderx: raise XDP MTU to 1508 Matteo Croce
2019-04-11 13:04 ` Jesper Dangaard Brouer
2019-04-11 10:26 ` [PATCH v3 2/2] net: thunderx: don't allow jumbo frames with XDP Matteo Croce
2019-04-11 13:05 ` Jesper Dangaard Brouer [this message]
2019-04-11 18:11 ` [PATCH v3 0/2] Fix thunderx MTU " David Miller
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