From mboxrd@z Thu Jan 1 00:00:00 1970 From: Adit Ranadive Subject: Re: [PATCH 1/3] IB/vmw_pvrdma: Defer activating device until vmxnet3 link is up Date: Wed, 18 Jan 2017 16:31:23 -0800 Message-ID: <7b3e522d-b70c-b09b-19c7-358bb5efcc91@vmware.com> References: <4b515ded56300f12cedc67253d42ab8fbc52134e.1484075557.git.aditr@vmware.com> <20170116073858.GA25853@mtr-leonro.local> <35f6cce2-00c8-16b6-e3e0-481f234bd9c9@vmware.com> <20170118184236.GA4864@obsidianresearch.com> <20170118204130.GA6422@obsidianresearch.com> Mime-Version: 1.0 Content-Type: text/plain; charset="windows-1252" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: Sender: linux-rdma-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Parav Pandit , Jason Gunthorpe Cc: Leon Romanovsky , "dledford-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org" , "linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" , "pv-drivers-pghWNbHTmq7QT0dZR+AlfA@public.gmane.org" , Aditya Sarwade List-Id: linux-rdma@vger.kernel.org On Wed, Jan 18, 2017 at 10:50:54PM +0000, Parav Pandit wrote: > Hi Adit, > >> -----Original Message----- >> From: Adit Ranadive [mailto:aditr-pghWNbHTmq7QT0dZR+AlfA@public.gmane.org] >> Sent: Wednesday, January 18, 2017 2:53 PM >> To: Jason Gunthorpe >> Cc: Parav Pandit ; Leon Romanovsky >> ; dledford-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org; linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org; pv- >> drivers-pghWNbHTmq7QT0dZR+AlfA@public.gmane.org; Aditya Sarwade >> Subject: Re: [PATCH 1/3] IB/vmw_pvrdma: Defer activating device until >> vmxnet3 link is up >> >> On Wed, Jan 18, 2017 at 1:41:30PM -0700, Jason Gunthorpe wrote: >> > On Wed, Jan 18, 2017 at 12:30:07PM -0800, Adit Ranadive wrote: >> > >> >> In order to recover QP1 correctly after a link transition we had to >> >> go through a register/unregister since it is placed in error state when the >> port is down. >> >> In this case can the MAD layer re-initialize QP1 if link transitions are >> performed? >> > >> > Your driver needs to deal with this. Do whatever it takes to recover >> > your QP1 without re-registring and do not bother the rest of the >> > system with it. >> >> Ok. We'll investigate internally on for a better recovery process for QP1. > > By the time I reply, most others requested same. > Thanks for addressing it. Hi Doug, Please consider taking the other two patches in this series if possible for your next set of rc fixes. Thanks, Adit -- 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