From nobody Fri Dec 19 04:18:39 2025 Delivered-To: importer@patchew.org Received-SPF: pass (zohomail.com: domain of lists.libvirt.org designates 8.43.85.245 as permitted sender) client-ip=8.43.85.245; envelope-from=devel-bounces@lists.libvirt.org; helo=lists.libvirt.org; Authentication-Results: mx.zohomail.com; dkim=fail; spf=pass (zohomail.com: domain of lists.libvirt.org designates 8.43.85.245 as permitted sender) smtp.mailfrom=devel-bounces@lists.libvirt.org; dmarc=pass(p=reject dis=none) header.from=lists.libvirt.org ARC-Seal: i=1; a=rsa-sha256; t=1742348675; cv=none; d=zohomail.com; s=zohoarc; b=DzbOz4cvZAYeTUKoWUghUcYfu68epIEE32isuzoTLrarSTrFLi9BesyxWbpEuKsvEDUNbLBJpNcIsixjqf0Zq2c10SkrK+IggQxnboYWDO/7aYv2dcLOVkT6mdUHSraOle/C9thrRIhv6eKMuyBVtbXwQuQwhXk+3UeUm328V64= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1742348675; h=Content-Type:Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:Reply-To:Reply-To:References:Subject:Subject:To:To:Message-Id; bh=cwNEKCu3Z1lqAJkYsQNTTZ2O0WhRhgwXu2FSPVIVASs=; b=ZE43D5tdFIAsVAGxbCjMcBmbA3cI3hkuUgn8zsnkoNgad+A+FGNiQWQY8OdB2EJcDv8m2gFrRA6fbXoiVDqAw1dDRfn6ZbfgGkl5IaM+1OtpwqC4I8GNK9hl9LI2j2Txxy+ZMBBkWWvo7zftYrD7Q2UGanljXqoYJUe0l38Mwvg= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=fail; spf=pass (zohomail.com: domain of lists.libvirt.org designates 8.43.85.245 as permitted sender) smtp.mailfrom=devel-bounces@lists.libvirt.org; dmarc=pass header.from= (p=reject dis=none) Return-Path: Received: from lists.libvirt.org (lists.libvirt.org [8.43.85.245]) by mx.zohomail.com with SMTPS id 1742348675733188.22222378691947; Tue, 18 Mar 2025 18:44:35 -0700 (PDT) Received: by lists.libvirt.org (Postfix, from userid 996) id BF04ECF9; Tue, 18 Mar 2025 21:44:34 -0400 (EDT) Received: from lists.libvirt.org (localhost [IPv6:::1]) by lists.libvirt.org (Postfix) with ESMTP id ADAF01787; Tue, 18 Mar 2025 21:40:38 -0400 (EDT) Received: by lists.libvirt.org (Postfix, from userid 996) id 12DDA17B0; Tue, 18 Mar 2025 21:40:32 -0400 (EDT) Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by lists.libvirt.org (Postfix) with ESMTPS id 7A3661700 for ; Tue, 18 Mar 2025 21:40:16 -0400 (EDT) Received: from mx-prod-mc-08.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-616-NViryLy-PkW7W6QTTrN_cA-1; Tue, 18 Mar 2025 21:40:14 -0400 Received: from mx-prod-int-08.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-08.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.111]) (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-08.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 3F5E81809CA5; Wed, 19 Mar 2025 01:40:13 +0000 (UTC) Received: from fedora.redhat.com (unknown [10.44.32.4]) by mx-prod-int-08.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id AA00E180174E; Wed, 19 Mar 2025 01:40:11 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on lists.libvirt.org X-Spam-Level: X-Spam-Status: No, score=-0.8 required=5.0 tests=DKIM_INVALID,DKIM_SIGNED, MAILING_LIST_MULTI,RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H2, RCVD_IN_VALIDITY_RPBL_BLOCKED,RCVD_IN_VALIDITY_SAFE_BLOCKED, SPF_HELO_NONE autolearn=unavailable autolearn_force=no version=3.4.4 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1742348416; 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=azc65dJMckMb3b7JtrT/G3lLr9zMWF45PQekL35bJpo=; b=b7NOFqN/nW6G5drtPGIE8puQKuYFt8DiIInGdhLDMhlwFGxlLf4OS14OOM977f4VgKvHnd 2W7XxO3tJm6jEPORqEb7mCVZXaSyeVDP+pV3qshz4GjrGC0AJCanw88lkdnGDgJRZnI06y tavcgguxfWqdyGLvPlrskLWad245wCg= X-MC-Unique: NViryLy-PkW7W6QTTrN_cA-1 X-Mimecast-MFC-AGG-ID: NViryLy-PkW7W6QTTrN_cA_1742348413 To: devel@lists.libvirt.org Subject: [libvirt PATCH 4/7] docs: formatdomain: document intel-only IOMMU attributes Date: Wed, 19 Mar 2025 02:38:28 +0100 Message-ID: <1aae5a3c7007199195e4e5d74634a4b29f50bd1c.1742348311.git.jtomko@redhat.com> In-Reply-To: References: MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.111 X-Mimecast-Spam-Score: 0 X-Mimecast-MFC-PROC-ID: pFSf6qKQoRyAIQuzC1kxF07juEKFU-_Fy4iznXENLDU_1742348413 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: quoted-printable Message-ID-Hash: 4NY4N4RDJAGJOWSZZJZ6RBRZVOJID6PK X-Message-ID-Hash: 4NY4N4RDJAGJOWSZZJZ6RBRZVOJID6PK X-MailFrom: jtomko@redhat.com X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation; header-match-config-1; header-match-config-2; header-match-config-3; header-match-devel.lists.libvirt.org-0; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; suspicious-header CC: suravee.suthikulpanit@amd.com, bsd@redhat.com X-Mailman-Version: 3.2.2 Precedence: list List-Id: Development discussions about the libvirt library & tools Archived-At: List-Archive: List-Help: List-Post: List-Subscribe: List-Unsubscribe: From: =?utf-8?q?J=C3=A1n_Tomko_via_Devel?= Reply-To: =?UTF-8?q?J=C3=A1n=20Tomko?= X-ZohoMail-DKIM: fail (Header signature does not verify) X-ZM-MESSAGEID: 1742348676652019100 Content-Type: text/plain; charset="utf-8" Signed-off-by: J=C3=A1n Tomko --- docs/formatdomain.rst | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) diff --git a/docs/formatdomain.rst b/docs/formatdomain.rst index c5708000b8..8c122f5dae 100644 --- a/docs/formatdomain.rst +++ b/docs/formatdomain.rst @@ -8921,14 +8921,15 @@ Example: ``caching_mode`` The ``caching_mode`` attribute with possible values ``on`` and ``off= `` can be used to turn on the VT-d caching mode (useful for assigned device= s). - :since:`Since 3.4.0` (QEMU/KVM only) + :since:`Since 3.4.0` (QEMU/KVM and ``intel`` model only) =20 ``eim`` The ``eim`` attribute (with possible values ``on`` and ``off``) can = be used to configure Extended Interrupt Mode. A q35 domain with split I= /O APIC (as described in `Hypervisor features`_), and both interrupt remapping and EIM turned on for the IOMMU, will be ab= le to - use more than 255 vCPUs. :since:`Since 3.4.0` (QEMU/KVM only) + use more than 255 vCPUs. :since:`Since 3.4.0` (QEMU/KVM and ``intel`= ` model + only) =20 ``iotlb`` The ``iotlb`` attribute with possible values ``on`` and ``off`` can = be @@ -8938,14 +8939,14 @@ Example: ``aw_bits`` The ``aw_bits`` attribute can be used to set the address width to al= low mapping larger iova addresses in the guest. :since:`Since 6.5.0` (QE= MU/KVM - only) + and ``intel`` model only) =20 ``dma_translation`` The ``dma_translation`` attribute with possible values ``on`` and ``= off`` can be used to turn off the dma translation for IOMMU. It is useful when= only interrupt remapping is required but dma translation overhead is unwa= nted, for example to efficiently enable more than 255 vCPUs. - :since:`Since 10.7.0` (QEMU/KVM only) + :since:`Since 10.7.0` (QEMU/KVM and ``intel`` model only) =20 The ``virtio`` IOMMU devices can further have ``address`` element as descr= ibed in `Device addresses`_ (address has to by type of ``pci``). --=20 2.48.1