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[2620:137:e000::1:20]) by mx.google.com with ESMTP id dn8si8389175ejc.1000.2022.02.07.20.03.46; Mon, 07 Feb 2022 20:04:12 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@redhat.com header.s=mimecast20190719 header.b=N+2lxbhU; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=redhat.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239801AbiBGIoQ (ORCPT + 99 others); Mon, 7 Feb 2022 03:44:16 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33834 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236729AbiBGIgI (ORCPT ); Mon, 7 Feb 2022 03:36:08 -0500 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id DFFA2C043185 for ; Mon, 7 Feb 2022 00:36:06 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1644222966; 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: in-reply-to:in-reply-to:references:references; bh=EnlsbuxwF4ALdiCaBmB6LDE1NtPSwP5sAmBAFk/m7Ms=; b=N+2lxbhU+Kyr6g1zogRinYWZPkDCcTZhQoZwG0biM47o/8rRPuMVYt42LGM36uISLZulFL 8/f5fMGOIFMDezRffLDxQk3isxV0ZtjtNxE8X13BR6QdfzDmFl94ya+OiGrr1dAK2YXHDM B1VFWZA5abn4bK5IYvFRC3gLR6usk0s= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-558-GjHXXjkVODuR9_aUygqaJw-1; Mon, 07 Feb 2022 03:36:03 -0500 X-MC-Unique: GjHXXjkVODuR9_aUygqaJw-1 Received: from smtp.corp.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id C24E0802926; Mon, 7 Feb 2022 08:36:00 +0000 (UTC) Received: from localhost (unknown [10.39.193.241]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 2C7B362D6E; Mon, 7 Feb 2022 08:35:41 +0000 (UTC) From: Cornelia Huck To: Matthew Rosato , linux-s390@vger.kernel.org Cc: alex.williamson@redhat.com, schnelle@linux.ibm.com, farman@linux.ibm.com, pmorel@linux.ibm.com, borntraeger@linux.ibm.com, hca@linux.ibm.com, gor@linux.ibm.com, gerald.schaefer@linux.ibm.com, agordeev@linux.ibm.com, frankja@linux.ibm.com, david@redhat.com, imbrenda@linux.ibm.com, vneethv@linux.ibm.com, oberpar@linux.ibm.com, freude@linux.ibm.com, thuth@redhat.com, pasic@linux.ibm.com, kvm@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v3 14/30] vfio/pci: re-introduce CONFIG_VFIO_PCI_ZDEV In-Reply-To: <20220204211536.321475-15-mjrosato@linux.ibm.com> Organization: Red Hat GmbH References: <20220204211536.321475-1-mjrosato@linux.ibm.com> <20220204211536.321475-15-mjrosato@linux.ibm.com> User-Agent: Notmuch/0.34 (https://notmuchmail.org) Date: Mon, 07 Feb 2022 09:35:39 +0100 Message-ID: <87czjzvztw.fsf@redhat.com> MIME-Version: 1.0 Content-Type: text/plain X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 X-Spam-Status: No, score=-2.8 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_LOW, SPF_HELO_NONE,SPF_NONE,T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Feb 04 2022, Matthew Rosato wrote: > This was previously removed as unnecessary; while that was true, subsequent > changes will make KVM an additional required component for vfio-pci-zdev. > Let's re-introduce CONFIG_VFIO_PCI_ZDEV as now there is actually a reason > to say 'n' for it (when not planning to CONFIG_KVM). Hm... can the file be split into parts that depend on KVM and parts that don't? Does anybody ever use vfio-pci on a non-kvm s390 system? [Apologies if that has been discussed before, this is my first look at this series.] > > Signed-off-by: Matthew Rosato > --- > drivers/vfio/pci/Kconfig | 11 +++++++++++ > drivers/vfio/pci/Makefile | 2 +- > include/linux/vfio_pci_core.h | 2 +- > 3 files changed, 13 insertions(+), 2 deletions(-) >