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Message-ID: <CANn89iLk=C_MbY9rHC9UufOEyPxrSwVxet61PJZXx1sP3FYLcQ@mail.gmail.com> Date: Tue, 16 May 2017 13:48:55 -0700 From: Eric Dumazet <edumazet@...gle.com> To: Alexander Sverdlin <alexander.sverdlin@...il.com> Cc: Ryan Mallon <rmallon@...il.com>, Lennert Buytenhek <buytenh@...tstofly.org>, "David S. Miller" <davem@...emloft.net>, netdev <netdev@...r.kernel.org>, Eric Dumazet <eric.dumazet@...il.com>, Hartley Sweeten <hsweeten@...ionengravers.com> Subject: Re: [PATCH v2 net-next 06/12] ep93xx_eth: add GRO support On Tue, May 16, 2017 at 1:41 PM, Alexander Sverdlin <alexander.sverdlin@...il.com> wrote: > it turns out I've used this patch two weeks long already in 4.11; but I've spent > a couple of hours now torturing the new driver and was not able to provoke > any inadequate behavior. It either receives all packets in time or not at all. > If IRQs would be edge-triggered, I'd expect some stale packets, which do not > arrive at first, but then appear with the packets coming next. This is not > the case. I've used pktgen module for this, with minimal packets and > different bursts. > > netperf shows 45Mbit/s on UDP_STREAM test, which is also fair amount for > 200MHz CPU. > > So, I see no problems with the change. > Thanks a lot for testing !
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