From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: [net-next v2 00/11][pull request] Intel Wired LAN Driver Updates 2014-11-18 Date: Tue, 18 Nov 2014 13:38:29 -0500 (EST) Message-ID: <20141118.133829.2246481313976384106.davem@davemloft.net> References: <1416302731-11327-1-git-send-email-jeffrey.t.kirsher@intel.com> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: netdev@vger.kernel.org, nhorman@redhat.com, sassmann@redhat.com, jogreene@redhat.com To: jeffrey.t.kirsher@intel.com Return-path: Received: from shards.monkeyblade.net ([149.20.54.216]:55447 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754460AbaKRSif (ORCPT ); Tue, 18 Nov 2014 13:38:35 -0500 In-Reply-To: <1416302731-11327-1-git-send-email-jeffrey.t.kirsher@intel.com> Sender: netdev-owner@vger.kernel.org List-ID: From: Jeff Kirsher Date: Tue, 18 Nov 2014 01:25:20 -0800 > This series contains updates to i40e only. > > Shannon provides a patch to clean up the driver to only warn once that > PTP is not supported when linked at 100Mbps. > > Mitch provides a fix for i40e where the VF interrupt processing takes > a long time and it is possible that we could lose a VFLR event if it > happens while processing a VFLR on another VF. To correct this situation, > we enable the VFLR interrupt cause before we begin processing any pending > resets. > > Neerav provides several patches to update DCB support in i40e. When > there are DCB configuration changes based on DCBx, the firmware suspends > the port's Tx and generates an event to the PF. The PF is then > responsible to reconfigure the PF VSIs and switching topology as per the > updated DCB configuration and then resume the port's Tx by calling the > "Resume Port Tx" AQ command, so add this call to the flow that handles > DCB re-configuration in the PF. Allow the driver to query and use DCB > configuration from firmware when firmware DCBx agent is in CEE mode. > Add a check whether LLDP Agent's default AdminStatus is enabled or > disabled on a given port, and sets DCBx status to disabled if the > status is disabled. Fix an issue when the port TC configuration > changes as a result of DCBx and the driver modifies the enabled TCs for > the VEBs it manages but does not update the enabled_tc value that > was cached on a per VEB basis. Add a new PF state so that if a port's > Tx is in suspended state the Tx queue disable flow would just put the > request for the queue to be disabled and return without waiting for the > queue to be actually disabled. Allows the driver to enable/disable > the XPS based on the number of TCs being enabled for the given VSI. Pulled, thanks Jeff. > v2: Dropped patch "i40e: Handle a single mss packet with more than 8 frags" > while we rework the patch after we test a bit more based on feedback from > Eric Dumazet. Since, as Eric showed, it's easy to hang the card with a simple netperf command line due to this issue, you might want to consider sending that fix to 'net' instead.