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 Received: from lists1p.gnu.org (lists1p.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 96F6CCC6B2F for ; Thu, 15 Oct 2026 08:46:20 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists1p.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1xHH67-0005qo-LM; Thu, 15 Oct 2026 04:45:59 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists1p.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1xHH65-0005qZ-2d for qemu-devel@nongnu.org; Thu, 15 Oct 2026 04:45:57 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.129.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1xHH63-00016b-DM for qemu-devel@nongnu.org; Thu, 15 Oct 2026 04:45:56 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1792053953; h=from:from:reply-to: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=XUxIq/JKuZiYr6JOemJl67D5U9t+yUxe3n5LJquaf9g=; b=LTetTyTpIiCJnapP4+ywCG3tCSMx+wsuju8bPwSHujYudArUrRK4LBXtW35xzoGcEvP7s9 hM3VKK4qY0UAGWx+LtLEVCLBxNBj7m66dH+WwqUutaptyr1StHSias575iYL+MmpLlb1hI Zw0TNw/6FEK7Cqi/PInfYWJP8I4GmEc= Received: from mx-prod-mc-06.mail-002.prod.us-west-2.aws.redhat.com (ec2-35-165-154-97.us-west-2.compute.amazonaws.com [35.165.154.97]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-493-aaJyabB5NBK4v3bl9CUlYQ-1; Thu, 15 Oct 2026 08:45:52 +0000 X-MC-Unique: aaJyabB5NBK4v3bl9CUlYQ-1 X-Mimecast-MFC-AGG-ID: aaJyabB5NBK4v3bl9CUlYQ_1792053951 Received: from mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.4]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-06.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 38717180065F; Thu, 15 Oct 2026 08:45:51 +0000 (UTC) Received: from redhat.com (headnet04.pony-001.prod.iad2.dc.redhat.com [10.2.32.116]) by mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 65E543000735; Thu, 15 Oct 2026 08:45:48 +0000 (UTC) Date: Thu, 15 Oct 2026 09:45:45 +0100 From: Daniel =?utf-8?B?UC4gQmVycmFuZ8Op?= To: Gerd Hoffmann Cc: qemu-devel@nongnu.org, Pierrick Bouvier , "Michael S. Tsirkin" Subject: Re: [PATCH 1/2] pci id: clarify pci subsystem id usage Message-ID: References: <20261015081544.40310-1-kraxel@redhat.com> <20261015081544.40310-2-kraxel@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20261015081544.40310-2-kraxel@redhat.com> User-Agent: Mutt/2.4.2 (2026-08-30) X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.4 Received-SPF: pass client-ip=170.10.129.124; envelope-from=berrange@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -22 X-Spam_score: -2.3 X-Spam_bar: -- X-Spam_report: (-2.3 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.24, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: qemu development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: Daniel =?utf-8?B?UC4gQmVycmFuZ8Op?= Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org On Thu, Oct 15, 2026 at 10:15:43AM +0200, Gerd Hoffmann wrote: > Qemu uses the pci subsystem id not only for emulated devices, but also > for virtio devices and generic pci class devices such as pci bridges, > xhci + nvme controllers etc. Update the documentation accordingly. > > Signed-off-by: Gerd Hoffmann > --- > docs/specs/pci-ids.rst | 5 +++-- > 1 file changed, 3 insertions(+), 2 deletions(-) > > diff --git a/docs/specs/pci-ids.rst b/docs/specs/pci-ids.rst > index 261b0f359fe5..832f8bd1b802 100644 > --- a/docs/specs/pci-ids.rst > +++ b/docs/specs/pci-ids.rst > @@ -46,8 +46,9 @@ maintained as part of the virtio specification. > upstream merge or shipping a distro/product) to avoid conflicts. > > 1af4:1100 > - Used as PCI Subsystem ID for existing hardware devices emulated > - by QEMU. > + Used as PCI Subsystem ID for existing hardware devices emulated by > + QEMU, such as the intel chipset devices. Also used for virtio > + devices and generic pci class devices (1b36:00xx, see below). When talking virtio devices, does that include virtio devices implemented outside QEMU via vhostuser, or only in-QEMU virtio devices ? With regards, Daniel -- |: https://berrange.com ~~ https://hachyderm.io/@berrange :| |: https://libvirt.org ~~ https://entangle-photo.org :| |: https://pixelfed.art/berrange ~~ https://fstop138.berrange.com :|