From mboxrd@z Thu Jan 1 00:00:00 1970 From: Laurence Oberman Subject: Re: v4.11 mlx5 regression Date: Tue, 28 Feb 2017 15:13:39 -0500 (EST) Message-ID: <742435998.40235677.1488312819300.JavaMail.zimbra@redhat.com> References: <1488233058.2597.1.camel@sandisk.com> <1488300599.2370.5.camel@sandisk.com> <1488312028.2370.12.camel@sandisk.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1488312028.2370.12.camel-XdAiOPVOjttBDgjK7y7TUQ@public.gmane.org> Sender: linux-rdma-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Bart Van Assche Cc: parav-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org, linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, dledford-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org List-Id: linux-rdma@vger.kernel.org ----- 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 -- 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