From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 03F30C4740C for ; Mon, 9 Sep 2019 22:48:10 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id CD28021479 for ; Mon, 9 Sep 2019 22:48:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2389222AbfIIWsJ (ORCPT ); Mon, 9 Sep 2019 18:48:09 -0400 Received: from mga03.intel.com ([134.134.136.65]:40891 "EHLO mga03.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728988AbfIIWsI (ORCPT ); Mon, 9 Sep 2019 18:48:08 -0400 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga007.jf.intel.com ([10.7.209.58]) by orsmga103.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 09 Sep 2019 15:48:07 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.64,487,1559545200"; d="scan'208";a="175121713" Received: from jtkirshe-desk1.jf.intel.com ([134.134.177.96]) by orsmga007.jf.intel.com with ESMTP; 09 Sep 2019 15:48:07 -0700 From: Jeff Kirsher To: davem@davemloft.net Cc: Radoslaw Tyl , netdev@vger.kernel.org, nhorman@redhat.com, sassmann@redhat.com, Andrew Bowers , Jeff Kirsher Subject: [net-next v2 02/15] ixgbevf: Link lost in VM on ixgbevf when restoring from freeze or suspend Date: Mon, 9 Sep 2019 15:47:49 -0700 Message-Id: <20190909224802.29595-3-jeffrey.t.kirsher@intel.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190909224802.29595-1-jeffrey.t.kirsher@intel.com> References: <20190909224802.29595-1-jeffrey.t.kirsher@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Radoslaw Tyl This patch fixed issue in VM which shows no link when hypervisor is restored from low-power state. The driver is responsible for re-enabling any features of the device that had been disabled during suspend calls, such as IRQs and bus mastering. Signed-off-by: Radoslaw Tyl Tested-by: Andrew Bowers Signed-off-by: Jeff Kirsher --- drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c index 8c011d4ce7a9..75e849a64db7 100644 --- a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c +++ b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c @@ -2517,6 +2517,7 @@ void ixgbevf_reinit_locked(struct ixgbevf_adapter *adapter) msleep(1); ixgbevf_down(adapter); + pci_set_master(adapter->pdev); ixgbevf_up(adapter); clear_bit(__IXGBEVF_RESETTING, &adapter->state); -- 2.21.0