From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mo6-p00-ob.smtp.rzone.de (mo6-p00-ob.smtp.rzone.de [IPv6:2a01:238:20a:202:5300::7]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 3zbMTg6sQlzF0yG for ; Tue, 6 Feb 2018 22:21:08 +1100 (AEDT) Subject: Re: DPAA Ethernet traffice troubles with Linux kernel To: mad skateman , Madalin-cristian Bucur Cc: Andrew Lunn , "linuxppc-dev@lists.ozlabs.org" , Jamie Krueger References: <1516035556.18795.71.camel@infinera.com> <20180116143836.GC22903@lunn.ch> <1516125454.18795.87.camel@infinera.com> <20180116205342.GA29888@lunn.ch> <1516189651.18795.99.camel@infinera.com> <20180117134339.GC32299@lunn.ch> From: Christian Zigotzky Message-ID: <1d62c827-0ff7-0372-a2f8-f1930e9f788c@xenosoft.de> Date: Tue, 6 Feb 2018 12:20:57 +0100 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Hello, I have tried to figure out why there is a problem with the buffer space but unfortunately without any success. Any ideas? Could you please watch Skateman's video? [1] Thanks, Christian [1] https://drive.google.com/file/d/18RhksfcavRJPr86asQDTzrmsN20D0Xim/view On 03 February 2018 at 12:54PM, mad skateman wrote: > > For those interested... i have recorded a video of my X5000 DPAA Ethernet, and the weird problems.. > In this Video i am also transfering hundereds of megabytes from my NAS to the X5000. > You will also see pings die... mostly after the 12th packet and giving the no buffer space error.. > Hopefully someone might have a clue about what is happening. > > https://drive.google.com/file/d/18RhksfcavRJPr86asQDTzrmsN20D0Xim/view > > On Wed, Jan 17, 2018 at 3:43 PM, Madalin-cristian Bucur wrote: > >     > -----Original Message----- >     > From: Madalin-cristian Bucur >     > Sent: Wednesday, January 17, 2018 4:25 PM >     > To: David S . Miller >     > Cc: linuxppc-dev@lists.ozlabs.org; netdev@vger.kernel.org; >     > madskateman@gmail.com; 'Madalin-cristian Bucur' ; >     > Andrew Lunn ; Joakim Tjernlund >     > >     > Subject: RE: DPAA Ethernet traffice troubles with Linux kernel >     > >     > > -----Original Message----- >     > > From: netdev-owner@vger.kernel.org [mailto:netdev-owner@vger.kernel.org] >     > > On Behalf Of Madalin-cristian Bucur >     > > Sent: Wednesday, January 17, 2018 4:16 PM >     > > To: Andrew Lunn ; Joakim Tjernlund >     > > >     > > Cc: linuxppc-dev@lists.ozlabs.org; netdev@vger.kernel.org; >     > > madskateman@gmail.com; David S . Miller >     > > Subject: RE: DPAA Ethernet traffice troubles with Linux kernel >     > > >     > > > -----Original Message----- >     > > > From: Andrew Lunn [mailto:andrew@lunn.ch] >     > > > Sent: Wednesday, January 17, 2018 3:44 PM >     > > > To: Joakim Tjernlund >     > > > Subject: Re: DPAA Ethernet traffice troubles with Linux kernel >     > > > >     > > > > That doesn't work really, having users to hit the bug, debug it, fix >     > > it >     > > > and then >     > > > > find it fixed already in upstream, then specifically request it to >     > be >     > > > backported to stable. >     > > > > I don't need this fix to be backported, already got it. Someone else >     > > > might though. >     > > > >     > > > The "someone else might though" is a big point of asking for it to >     > > > added to stable. The other reason is it means one less patch you need >     > > > to maintain in your build. >     > > >     > > I've sent that patch [1] for net but I guess the timing was wrong and >     > > it was merged to net-next. >     > > >     > > > > I would be interested in bug fixes upstream which fixes: >     > > > >     > > > Did you try upstream? Does it give the same errors? >     > > > >     > > >     Andrew >     > > >     > > [1] https://patchwork.kernel.org/patch/10146119/ >     > > >     > > Madalin >     > >     > Hi Dave, >     > >     > Can you please add the fix [1] to stable? >     > >     > Thank you, >     > Madalin > >     Sorry, > >     I've provided the wrong link towards the patch (v1 instead of v3), >     here's the correct one: > >     https://patchwork.kernel.org/patch/10151969/ > >     Madalin > >