From mboxrd@z Thu Jan 1 00:00:00 1970 From: Steve Wise Subject: Re: [ewg] bug 1918 - openmpi broken due to rdma-cm changes Date: Sun, 07 Feb 2010 10:39:26 -0600 Message-ID: <4B6EECBE.6020509@opengridcomputing.com> References: <58D723FE08DC6A4398E6596E38F3FA170566DA@XMB-RCD-205.cisco.com> <0D5487526204477AA2ABED06E46768E2@amr.corp.intel.com> <4B6C498F.3060708@opengridcomputing.com> <38B735478FE94F40BBA3E8BFD794B10F@amr.corp.intel.com> <4B6D9948.6040007@opengridcomputing.com> <4B6E15C4.9020703@opengridcomputing.com> <4B6EAA5F.1000208@mellanox.co.il> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <4B6EAA5F.1000208-VPRAkNaXOzVS1MOuV/RT9w@public.gmane.org> Sender: linux-rdma-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Tziporet Koren Cc: Sean Hefty , linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, ewg-G2znmakfqn7U1rindQTSdQ@public.gmane.org, "Roland Dreier (rdreier)" List-Id: linux-rdma@vger.kernel.org Tziporet Koren wrote: > On 2/7/2010 3:22 AM, Steve Wise wrote: >> >>>> >>>> Good catch, I'll update the patch and submit for 2.6.33 on Monday. >>>> >>>> >>>> >> NOTE: This doesn't solve our IB/openmpi regression for ofed-1.5.1. >> >> > If this patch will be accepted to the kernel 2.6.33 we can take it too > If ofed-1.5.1 is based on 2.6.33 then it will get this patch automatically (assuming it goes upstream and makes 2.6.33). Or we can pull it in as a kernel_patches/fixes/ patch. My point, though, is that even with this patch in ofed-1.5.1, we still have an openmpi/IB/rdmacm regression. The only way to avoid this regression without changing openmpi is to disallow _all_ rdma binds to 127.0.0.1. Steve. > Tziporet -- 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