From mboxrd@z Thu Jan 1 00:00:00 1970 From: adam@baker-net.org.uk (Adam Baker) Date: Sun, 7 Feb 2016 16:15:36 +0000 Subject: net: mv643xx: interface does not transmit after some time In-Reply-To: <20160206231935.GA30734@jirafa.cyrius.com> References: <20160206183414.GD17218@lunn.ch> <20160206231935.GA30734@jirafa.cyrius.com> Message-ID: <56B76DA8.3090500@baker-net.org.uk> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 06/02/16 23:19, Martin Michlmayr wrote: > * Andrew Lunn [2016-02-06 19:34]: >> Can you find an easily way to reproduce it? iperf, or scp a big file >> etc. > > FWIW, we had a similar bug report in Debian recently: > https://lists.debian.org/debian-arm/2016/01/msg00098.html > > Turning off TCP RX and TX offloading make it go away: > https://lists.debian.org/debian-arm/2016/01/msg00100.html > > Hopefully Thomas can do a bisect. > I observed a similar issue when performing a large NFSv4 transfer with a kirkwood based server. Unfortunately I'd just jumped from 3.14 to 4.4 so I could do with a better starting point to bisect from. It failed several times while transferring a 4GB file over NFS but is stable in normal use. Regards Adam