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=-6.0 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE, SPF_PASS,T_DKIMWL_WL_HIGH,URIBL_BLOCKED,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 5336CC282DD for ; Thu, 23 May 2019 19:48:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2361620881 for ; Thu, 23 May 2019 19:48:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1558640882; bh=GfdQrzFnILVL/cZ7o1nFes1sgizpbXYSspF2anDWiXg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=S5f/PU0V0Ke6XA97dKm5W5BdVbZn639xzcEjs7r51SDh0HszwhBx3bsofDC4n3Zmq N0Phs3ZVT7xODJ4F5yJF7kCHaUaJNayb6dzMSs3wwGQ6snf8vZz8g1JSEmLJUQmInC MkDWqXRF4ENzh9WYIDZu1q5tNmwb+FI8I1EzN4Qw= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731639AbfEWTMd (ORCPT ); Thu, 23 May 2019 15:12:33 -0400 Received: from mail.kernel.org ([198.145.29.99]:46258 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2388474AbfEWTM2 (ORCPT ); Thu, 23 May 2019 15:12:28 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id D3D0720863; Thu, 23 May 2019 19:12:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1558638748; bh=GfdQrzFnILVL/cZ7o1nFes1sgizpbXYSspF2anDWiXg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=pNah54MoBLFcq+fF+XzGOmz6VbTKzz5f1mG4Q5cxzslvW2RacOijBAYDen/wxQu70 COmUqPa3/VEtOnM/5nJKMtblqBNjmaUM6Vg80j2oFvAho9kcM9GWxcbPXSWzi7NUgR kYO4gcewqjYDWw6vFDP6s/w80vvFThP+T9oNqTC8= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, James Prestwood , Bjorn Helgaas Subject: [PATCH 4.14 50/77] PCI: Mark Atheros AR9462 to avoid bus reset Date: Thu, 23 May 2019 21:06:08 +0200 Message-Id: <20190523181726.950315112@linuxfoundation.org> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190523181719.982121681@linuxfoundation.org> References: <20190523181719.982121681@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: James Prestwood commit 6afb7e26978da5e86e57e540fdce65c8b04f398a upstream. When using PCI passthrough with this device, the host machine locks up completely when starting the VM, requiring a hard reboot. Add a quirk to avoid bus resets on this device. Fixes: c3e59ee4e766 ("PCI: Mark Atheros AR93xx to avoid bus reset") Link: https://lore.kernel.org/linux-pci/20190107213248.3034-1-james.prestwood@linux.intel.com Signed-off-by: James Prestwood Signed-off-by: Bjorn Helgaas CC: stable@vger.kernel.org # v3.14+ Signed-off-by: Greg Kroah-Hartman --- drivers/pci/quirks.c | 1 + 1 file changed, 1 insertion(+) --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c @@ -3369,6 +3369,7 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_A DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_ATHEROS, 0x0032, quirk_no_bus_reset); DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_ATHEROS, 0x003c, quirk_no_bus_reset); DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_ATHEROS, 0x0033, quirk_no_bus_reset); +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_ATHEROS, 0x0034, quirk_no_bus_reset); static void quirk_no_pm_reset(struct pci_dev *dev) {