From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from out2-smtp.messagingengine.com ([66.111.4.26]:44859 "EHLO out2-smtp.messagingengine.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756931AbeDZRra (ORCPT ); Thu, 26 Apr 2018 13:47:30 -0400 Date: Thu, 26 Apr 2018 19:47:22 +0200 From: Greg KH To: Sinan Kaya Cc: stable@vger.kernel.org Subject: Re: Please apply commit 028daf801173 to v4.14.y Message-ID: <20180426174722.GC28091@kroah.com> References: <6e68b085-4a40-ebe9-21b2-d56b4f5269a7@codeaurora.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <6e68b085-4a40-ebe9-21b2-d56b4f5269a7@codeaurora.org> Sender: stable-owner@vger.kernel.org List-ID: On Wed, Apr 25, 2018 at 04:53:51PM -0400, Sinan Kaya wrote: > Hi Greg, > > Upstream commit 028daf801173 ("i40e: Fix attach VF to VM issue") > fixes a virtualization issue for i40e based adapters. > > problem description below from the commit: > > 'Fix for "Resource temporarily unavailable" problem when virsh is > trying to attach a device to VM. When the VF driver is loaded on > host and virsh is trying to attach it to the VM and set a MAC > address, it ends with a race condition between i40e_reset_vf and > i40e_ndo_set_vf_mac functions. The bug is fixed by adding polling > in i40e_ndo_set_vf_mac function For when the VF is in Reset mode.' > > Please apply commit 028daf801173 to fix the resulting regression. Applied to both 4.14.y and 4.16.y. thanks, greg k-h