From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jason Gunthorpe Subject: Re: [PATCH v1 03/18] xprtrdma: Remove completion polling budgets Date: Thu, 1 Oct 2015 12:38:18 -0600 Message-ID: <20151001183818.GA9477@obsidianresearch.com> References: <55FE8C0F.1050706@dev.mellanox.co.il> <0804C887-9E32-4257-96D2-6C1FBC9CB271@oracle.com> <20151001171310.GA8428@obsidianresearch.com> <20151001181548.GA8670@obsidianresearch.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: Sender: linux-rdma-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Chuck Lever Cc: linux-rdma , Devesh Sharma , Sagi Grimberg , Linux NFS Mailing List List-Id: linux-rdma@vger.kernel.org On Thu, Oct 01, 2015 at 02:31:41PM -0400, Chuck Lever wrote: > Does a ULP want to continue polling if ib_poll_cq{_and_arm) > returns a negative RC? No. We should try and figure out if that can even happen, if not get rid of the possibility. If it can happen, it can only mean the CQ is busted, and needs to be destroyed. Ie the whole ULP probably needs to restart. Jason -- 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