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,USER_AGENT_GIT autolearn=unavailable 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 C5611C28EBD for ; Sun, 9 Jun 2019 16:58:24 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 957F7207E0 for ; Sun, 9 Jun 2019 16:58:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1560099504; bh=5pTy2GE/FuFdlDbvYdL5jXe1gCM5xbW5euBQ5x1mu5o=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=LzSKqRRTpC1lYZqujWaZLoqI81VsLMSOHi8MKL1EIF60t1wZXXgn+INtDmsLLurzw pkdk1hxvfUG0UJkAq/QQdHTKpGSR4K1WVtMsf0Xe0us3Dh31+8now5pluNcJnTIO1H Frl6oZJPt/KAiVc8VFJePCOI014hRycd94muzzvw= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2387455AbfFIQ6Y (ORCPT ); Sun, 9 Jun 2019 12:58:24 -0400 Received: from mail.kernel.org ([198.145.29.99]:33544 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731967AbfFIQ6T (ORCPT ); Sun, 9 Jun 2019 12:58:19 -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 B67D1206C3; Sun, 9 Jun 2019 16:58:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1560099499; bh=5pTy2GE/FuFdlDbvYdL5jXe1gCM5xbW5euBQ5x1mu5o=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=CRhcUMTbXxrZfg+LI7a31lQMyLsYyoxH5+UH+f15m1qOXYjh1pXbdscb1yMSC0p/8 Lgs+28TXs+rYJOy3V+mwSZHAT+UBcW/Y/8W2SCKoaa/YvhRo0hkhQWAIdby5XNr7qx p1tjykz18je8DsQxs1Sbl0dulaEmcomcC7yo6/X4= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, James Prestwood , Bjorn Helgaas Subject: [PATCH 4.4 062/241] PCI: Mark Atheros AR9462 to avoid bus reset Date: Sun, 9 Jun 2019 18:40:04 +0200 Message-Id: <20190609164149.574668447@linuxfoundation.org> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190609164147.729157653@linuxfoundation.org> References: <20190609164147.729157653@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 @@ -3141,6 +3141,7 @@ 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) {