From mboxrd@z Thu Jan 1 00:00:00 1970 From: Laurence Oberman Subject: Re: v4.11 mlx5 regression Date: Tue, 28 Feb 2017 15:44:26 -0500 (EST) Message-ID: <2010225383.40243457.1488314666020.JavaMail.zimbra@redhat.com> References: <1488233058.2597.1.camel@sandisk.com> <1488300599.2370.5.camel@sandisk.com> <1488312028.2370.12.camel@sandisk.com> <742435998.40235677.1488312819300.JavaMail.zimbra@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8BIT Return-path: In-Reply-To: Sender: linux-rdma-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Parav Pandit Cc: Bart Van Assche , linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, dledford-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org List-Id: linux-rdma@vger.kernel.org ----- Original Message ----- > From: "Parav Pandit" > To: "Laurence Oberman" , "Bart Van Assche" > Cc: linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, dledford-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org > Sent: Tuesday, February 28, 2017 3:34:58 PM > Subject: RE: v4.11 mlx5 regression > > Hi Bart, Laurence, > > In middle of debugging/using setup right now for other issue. > I am basically using nvme-rdma target mode code and somewhere in path of MR > or QP setup it fails. > I am suspecting MR because QP1 creation has passed. > I will get to the bottom of this to provide traces tomorrow. > > Parav > > > > -----Original Message----- > > From: Laurence Oberman [mailto:loberman-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org] > > Sent: Tuesday, February 28, 2017 2:14 PM > > To: Bart Van Assche > > Cc: Parav Pandit ; linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org; > > dledford-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org > > Subject: Re: v4.11 mlx5 regression > > > > > > > > ----- Original Message ----- > > > From: "Bart Van Assche" > > > To: parav-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org > > > Cc: linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, dledford-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org > > > Sent: Tuesday, February 28, 2017 3:00:44 PM > > > Subject: Re: v4.11 mlx5 regression > > > > > > On Tue, 2017-02-28 at 19:53 +0000, Parav Pandit wrote: > > > > I am using Linux-block tree testing on x86_64. > > > > git://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux-block.git > > > > > > > > Commit ac1820fb286b552b6885d40ab34f1e59b815f1f1 introduced > > dma_ops > > > > related change that you made. > > > > With this change I am hitting below error in mlx5_ib driver. > > > > "DMAR: Allocating domain for mlx5_0 failed" > > > > > > > > I revert back to commit edccb59429657b09806146339e2b27594c1d1da0. > > > > With revert I do not hit the error. > > > > > > > > I do not have cycles to debug/fix this currently. Do you think this > > > > might be related to your change? > > > > > > Hello Parav, > > > > > > Since I do not have access to an mlx5 setup I hope that you realize > > > that without a bisect your report is useless to me. > > > > > > Bart.-- > > > To unsubscribe from this list: send the line "unsubscribe linux-rdma" > > > in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More > > majordomo > > > info at http://vger.kernel.org/majordomo-info.html > > > > > > > Hello Parav, > > > > I had tested all of Barts recent commits with mlx5. > > Read/write direct/buffered small and large I/O. > > They all passed for me. > > > > If you give me a little more detail on your test I will see what I find in > > my test > > bed here. > > > > Regards > > Laurence > N�����r��y���b�X��ǧv�^�)޺{.n�+����{��ٚ�{ay�ʇڙ�,j��f���h���z��w������j:+v���w�j�m��������zZ+��ݢj"�� OK, just FYI, all my testing was IB/SRP using EDR-100 mlx5 RDMA, I dont have NVME targets. Thanks Laurence -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html