From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dennis Dalessandro Subject: Re: RDMA miniconf: Persistent device naming Date: Mon, 31 Jul 2017 09:48:32 -0400 Message-ID: <7bfd2f68-1a20-3fdd-50d9-e181030ed870@intel.com> References: <20170731113633.GU13672@mtr-leonro.local> Mime-Version: 1.0 Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20170731113633.GU13672-U/DQcQFIOTAAJjI8aNfphQ@public.gmane.org> Content-Language: en-US Sender: linux-rdma-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Leon Romanovsky , linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org Cc: Liran Liss , Tzahi Oved List-Id: linux-rdma@vger.kernel.org On 7/31/2017 7:36 AM, Leon Romanovsky wrote: > Hi All, > > I would like to propose the discussion about ability to add > persistent device naming to RDMA subsystem. > > Right now, the devices receive their names by simple addition of new free > index to the name (mlx5_0, mlx5_1 ...). Such naming scheme depends on the > PCI probing and in case of device reset can rename device. > > Such situation doesn't help to provide constant udev rules, reliable > ibverbs hotplug and advanced "set command" of RDMAtool which at some > point of time will require reinit of ib_device. > > In this discussion, I want to present netdev implementation of such > feature, talk about implications on libibverbs and suggest possible > device name convention. > > Thanks > Sounds like a good topic to me. -Denny -- 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