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=-17.3 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,NICE_REPLY_A, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 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 07BFAC433E9 for ; Thu, 18 Feb 2021 06:24:25 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id AB2DB64E6F for ; Thu, 18 Feb 2021 06:24:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230420AbhBRGXD (ORCPT ); Thu, 18 Feb 2021 01:23:03 -0500 Received: from us-smtp-delivery-124.mimecast.com ([216.205.24.124]:22044 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231992AbhBRGGw (ORCPT ); Thu, 18 Feb 2021 01:06:52 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1613628320; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=I4q+YxVSVW16DE0+d+Y+BYB1zXwlSir3yUCLZoTFOt0=; b=A76W3x/CdJM6JkRrA0Hma9N2NumsfVZquFLawAFapLZniQEU+dv8N3u2/sf1Ob/aK2Wifa sWM0SjJftBt/tjqGwjy69UETknZiDiTVdlCxEroSuQZMWQmJ0/NEQeWLnBCW3EqlM3hAXI kNGXtJdHoh35plELRDb0ORyCdrbSrGA= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-27-PZmTWchaOh2HvEa0I-vBkg-1; Thu, 18 Feb 2021 01:05:15 -0500 X-MC-Unique: PZmTWchaOh2HvEa0I-vBkg-1 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id C659E801965; Thu, 18 Feb 2021 06:05:12 +0000 (UTC) Received: from [10.72.13.28] (ovpn-13-28.pek2.redhat.com [10.72.13.28]) by smtp.corp.redhat.com (Postfix) with ESMTP id BFAFC6A03D; Thu, 18 Feb 2021 06:05:00 +0000 (UTC) Subject: Re: [PATCH] arm64: defconfig: enable modern virtio pci device To: Arnd Bergmann , Anders Roxell List-Id: Cc: SoC Team , Catalin Marinas , Will Deacon , Linux ARM , "linux-kernel@vger.kernel.org" , Russell King - ARM Linux , Thomas Bogendoerfer , Michael Ellerman , Paul Walmsley , Palmer Dabbelt , Albert Ou , Chris Zankel , Max Filippov , "open list:BROADCOM NVRAM DRIVER" , linuxppc-dev , linux-riscv , linux-xtensa@linux-xtensa.org, "Michael S. Tsirkin" , virtualization@lists.linux-foundation.org, Arnd Bergmann References: <20210210190506.1923684-1-anders.roxell@linaro.org> From: Jason Wang Message-ID: Date: Thu, 18 Feb 2021 14:04:59 +0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit Content-Language: en-US X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2021/2/11 下午7:52, Arnd Bergmann wrote: > On Wed, Feb 10, 2021 at 8:05 PM Anders Roxell wrote: >> Since patch ("virtio-pci: introduce modern device module") got added it >> is not possible to boot a defconfig kernel in qemu with a virtio pci >> device. Add CONFIG_VIRTIO_PCI_MODERN=y fragment makes the kernel able >> to boot. >> >> Signed-off-by: Anders Roxell >> --- >> arch/arm/configs/multi_v7_defconfig | 1 + >> arch/arm64/configs/defconfig | 1 + > Acked-by: Arnd Bergmann > > Michael, can you pick this up in the vhost tree that introduces the regression? > > Arnd > Hi: Based on the discussion previously, the plan is to select VIRTIO_PCI_MODERN, and document the module that select it must depend on PCI. I will post a patch soon. Thanks