From nobody Sun Feb 8 10:43:39 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of redhat.com designates 209.132.183.28 as permitted sender) client-ip=209.132.183.28; envelope-from=libvir-list-bounces@redhat.com; helo=mx1.redhat.com; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of redhat.com designates 209.132.183.28 as permitted sender) smtp.mailfrom=libvir-list-bounces@redhat.com; dmarc=pass(p=none dis=none) header.from=redhat.com Return-Path: Received: from mx1.redhat.com (mx1.redhat.com [209.132.183.28]) by mx.zohomail.com with SMTPS id 1549663981461201.15819256992836; Fri, 8 Feb 2019 14:13:01 -0800 (PST) Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 5A3CF80F84; Fri, 8 Feb 2019 22:12:58 +0000 (UTC) Received: from colo-mx.corp.redhat.com (colo-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.21]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 1DA0F5B682; Fri, 8 Feb 2019 22:12:58 +0000 (UTC) Received: from lists01.pubmisc.prod.ext.phx2.redhat.com (lists01.pubmisc.prod.ext.phx2.redhat.com [10.5.19.33]) by colo-mx.corp.redhat.com (Postfix) with ESMTP id C7AB03F613; Fri, 8 Feb 2019 22:12:57 +0000 (UTC) Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) by lists01.pubmisc.prod.ext.phx2.redhat.com (8.13.8/8.13.8) with ESMTP id x18MCNcJ008423 for ; Fri, 8 Feb 2019 17:12:23 -0500 Received: by smtp.corp.redhat.com (Postfix) id 39F931F8; Fri, 8 Feb 2019 22:12:23 +0000 (UTC) Received: from worklaptop.redhat.com (ovpn-123-115.rdu2.redhat.com [10.10.123.115]) by smtp.corp.redhat.com (Postfix) with ESMTP id D0EB15C557; Fri, 8 Feb 2019 22:12:22 +0000 (UTC) From: Cole Robinson To: libvirt-list@redhat.com Date: Fri, 8 Feb 2019 17:11:58 -0500 Message-Id: In-Reply-To: References: MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 X-loop: libvir-list@redhat.com Subject: [libvirt] [PATCH v3 07/17] qemu: Support hostdev model=virtio-{non-}transitional X-BeenThere: libvir-list@redhat.com X-Mailman-Version: 2.1.12 Precedence: junk List-Id: Development discussions about the libvirt library & tools List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: quoted-printable Sender: libvir-list-bounces@redhat.com Errors-To: libvir-list-bounces@redhat.com X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.27]); Fri, 08 Feb 2019 22:13:00 +0000 (UTC) Content-Type: text/plain; charset="utf-8" Add protocol=3Dvhost model handling for virtio transitional devices. Ex: * "virtio-transitional" maps to qemu "vhost-scsi-pci-transitional" * "virtio-non-transitional" maps to qemu "vhost-scsi-pci-non-transitional" Signed-off-by: Cole Robinson Reviewed-by: Andrea Bolognani --- src/qemu/qemu_command.c | 8 ++++++- src/qemu/qemu_domain_address.c | 22 ++++++++++++++++--- .../virtio-non-transitional.x86_64-3.1.0.args | 4 ++-- ...virtio-non-transitional.x86_64-latest.args | 4 ++-- .../virtio-transitional.x86_64-3.1.0.args | 5 ++--- .../virtio-transitional.x86_64-latest.args | 5 ++--- .../virtio-transitional.xml | 7 +----- 7 files changed, 35 insertions(+), 20 deletions(-) diff --git a/src/qemu/qemu_command.c b/src/qemu/qemu_command.c index 552f4c0807..15857f484a 100644 --- a/src/qemu/qemu_command.c +++ b/src/qemu/qemu_command.c @@ -485,12 +485,18 @@ qemuBuildVirtioDevStr(virBufferPtr buf, "virtio-non-transitional"); break; =20 + case VIR_DOMAIN_DEVICE_HOSTDEV: + if (device.data.hostdev->source.subsys.type !=3D VIR_DOMAIN_HO= STDEV_SUBSYS_TYPE_SCSI_HOST) + return 0; + has_tmodel =3D device.data.hostdev->source.subsys.u.scsi_host.= model =3D=3D VIR_DOMAIN_HOSTDEV_SUBSYS_SCSI_VHOST_MODEL_TYPE_VIRTIO_TRANSIT= IONAL; + has_ntmodel =3D device.data.hostdev->source.subsys.u.scsi_host= .model =3D=3D VIR_DOMAIN_HOSTDEV_SUBSYS_SCSI_VHOST_MODEL_TYPE_VIRTIO_NON_TR= ANSITIONAL; + break; + case VIR_DOMAIN_DEVICE_LEASE: case VIR_DOMAIN_DEVICE_FS: case VIR_DOMAIN_DEVICE_INPUT: case VIR_DOMAIN_DEVICE_SOUND: case VIR_DOMAIN_DEVICE_VIDEO: - case VIR_DOMAIN_DEVICE_HOSTDEV: case VIR_DOMAIN_DEVICE_WATCHDOG: case VIR_DOMAIN_DEVICE_CONTROLLER: case VIR_DOMAIN_DEVICE_GRAPHICS: diff --git a/src/qemu/qemu_domain_address.c b/src/qemu/qemu_domain_address.c index 5920439a96..283c3246b1 100644 --- a/src/qemu/qemu_domain_address.c +++ b/src/qemu/qemu_domain_address.c @@ -794,11 +794,27 @@ qemuDomainDeviceCalculatePCIConnectFlags(virDomainDev= iceDefPtr dev, return pcieFlags; =20 /* according to pbonzini, from the guest PoV vhost-scsi devices - * are the same as virtio-scsi, so they should use virtioFlags - * (same as virtio-scsi) to determine Express vs. legacy placement + * are the same as virtio-scsi, so they should follow virtio logic */ - if (hostdev->source.subsys.type =3D=3D VIR_DOMAIN_HOSTDEV_SUBSYS_T= YPE_SCSI_HOST) + if (hostdev->source.subsys.type =3D=3D VIR_DOMAIN_HOSTDEV_SUBSYS_T= YPE_SCSI_HOST) { + switch ((virDomainHostdevSubsysSCSIVHostModelType) hostdev->so= urce.subsys.u.scsi_host.model) { + case VIR_DOMAIN_HOSTDEV_SUBSYS_SCSI_VHOST_MODEL_TYPE_VIRTIO_TR= ANSITIONAL: + /* Transitional devices only work in conventional PCI slot= s */ + return pciFlags; + case VIR_DOMAIN_HOSTDEV_SUBSYS_SCSI_VHOST_MODEL_TYPE_VIRTIO: + case VIR_DOMAIN_HOSTDEV_SUBSYS_SCSI_VHOST_MODEL_TYPE_VIRTIO_NO= N_TRANSITIONAL: + case VIR_DOMAIN_HOSTDEV_SUBSYS_SCSI_VHOST_MODEL_TYPE_DEFAULT: + return virtioFlags; + case VIR_DOMAIN_HOSTDEV_SUBSYS_SCSI_VHOST_MODEL_TYPE_LAST: + break; + } + return 0; + + /* Transitional devices only work in conventional PCI slots */ + if (hostdev->source.subsys.u.scsi_host.model =3D=3D VIR_DOMAIN= _HOSTDEV_SUBSYS_SCSI_VHOST_MODEL_TYPE_VIRTIO_TRANSITIONAL) + return pciFlags; return virtioFlags; + } =20 if (!(pciDev =3D virPCIDeviceNew(hostAddr->domain, hostAddr->bus, diff --git a/tests/qemuxml2argvdata/virtio-non-transitional.x86_64-3.1.0.ar= gs b/tests/qemuxml2argvdata/virtio-non-transitional.x86_64-3.1.0.args index 9c38d713b2..500c03bdc3 100644 --- a/tests/qemuxml2argvdata/virtio-non-transitional.x86_64-3.1.0.args +++ b/tests/qemuxml2argvdata/virtio-non-transitional.x86_64-3.1.0.args @@ -34,8 +34,8 @@ addr=3D0x0,drive=3Ddrive-virtio-disk0,id=3Dvirtio-disk0,b= ootindex=3D1 \ -netdev user,id=3Dhostnet0 \ -device virtio-net-pci,disable-legacy=3Don,disable-modern=3Doff,netdev=3Dh= ostnet0,\ id=3Dnet0,mac=3D00:11:22:33:44:55,bus=3Dpci.1,addr=3D0x0 \ --device vhost-scsi-pci,wwpn=3Dnaa.5123456789abcde0,vhostfd=3D3,id=3Dhostde= v0,\ -bus=3Dpci.3,addr=3D0x0 \ +-device vhost-scsi-pci,disable-legacy=3Don,disable-modern=3Doff,\ +wwpn=3Dnaa.5123456789abcde0,vhostfd=3D3,id=3Dhostdev0,bus=3Dpci.3,addr=3D0= x0 \ -sandbox on,obsolete=3Ddeny,elevateprivileges=3Ddeny,spawn=3Ddeny,\ resourcecontrol=3Ddeny \ -msg timestamp=3Don diff --git a/tests/qemuxml2argvdata/virtio-non-transitional.x86_64-latest.a= rgs b/tests/qemuxml2argvdata/virtio-non-transitional.x86_64-latest.args index 82255909c4..c8dbffda65 100644 --- a/tests/qemuxml2argvdata/virtio-non-transitional.x86_64-latest.args +++ b/tests/qemuxml2argvdata/virtio-non-transitional.x86_64-latest.args @@ -34,8 +34,8 @@ drive=3Ddrive-virtio-disk0,id=3Dvirtio-disk0,bootindex=3D= 1 \ -netdev user,id=3Dhostnet0 \ -device virtio-net-pci-non-transitional,netdev=3Dhostnet0,id=3Dnet0,\ mac=3D00:11:22:33:44:55,bus=3Dpci.1,addr=3D0x0 \ --device vhost-scsi-pci,wwpn=3Dnaa.5123456789abcde0,vhostfd=3D3,id=3Dhostde= v0,\ -bus=3Dpci.3,addr=3D0x0 \ +-device vhost-scsi-pci-non-transitional,wwpn=3Dnaa.5123456789abcde0,vhostf= d=3D3,\ +id=3Dhostdev0,bus=3Dpci.3,addr=3D0x0 \ -sandbox on,obsolete=3Ddeny,elevateprivileges=3Ddeny,spawn=3Ddeny,\ resourcecontrol=3Ddeny \ -msg timestamp=3Don diff --git a/tests/qemuxml2argvdata/virtio-transitional.x86_64-3.1.0.args b= /tests/qemuxml2argvdata/virtio-transitional.x86_64-3.1.0.args index d5d0c3eaf7..d4d2b8ec35 100644 --- a/tests/qemuxml2argvdata/virtio-transitional.x86_64-3.1.0.args +++ b/tests/qemuxml2argvdata/virtio-transitional.x86_64-3.1.0.args @@ -27,15 +27,14 @@ file=3D/tmp/lib/domain--1-QEMUGuest1/master-key.aes \ addr=3D0x1 \ -device pcie-pci-bridge,id=3Dpci.2,bus=3Dpci.1,addr=3D0x0 \ -device pcie-root-port,port=3D0x9,chassis=3D3,id=3Dpci.3,bus=3Dpcie.0,addr= =3D0x1.0x1 \ --device pcie-root-port,port=3D0xa,chassis=3D4,id=3Dpci.4,bus=3Dpcie.0,addr= =3D0x1.0x2 \ -drive file=3D/dev/HostVG/QEMUGuest1,format=3Draw,if=3Dnone,id=3Ddrive-vir= tio-disk0 \ -device virtio-blk-pci,disable-legacy=3Doff,disable-modern=3Doff,scsi=3Dof= f,\ bus=3Dpci.2,addr=3D0x2,drive=3Ddrive-virtio-disk0,id=3Dvirtio-disk0,bootin= dex=3D1 \ -netdev user,id=3Dhostnet0 \ -device virtio-net-pci,disable-legacy=3Doff,disable-modern=3Doff,netdev=3D= hostnet0,\ id=3Dnet0,mac=3D00:11:22:33:44:55,bus=3Dpci.2,addr=3D0x1 \ --device vhost-scsi-pci,wwpn=3Dnaa.5123456789abcde0,vhostfd=3D3,id=3Dhostde= v0,\ -bus=3Dpci.3,addr=3D0x0 \ +-device vhost-scsi-pci,disable-legacy=3Doff,disable-modern=3Doff,\ +wwpn=3Dnaa.5123456789abcde0,vhostfd=3D3,id=3Dhostdev0,bus=3Dpci.2,addr=3D0= x3 \ -sandbox on,obsolete=3Ddeny,elevateprivileges=3Ddeny,spawn=3Ddeny,\ resourcecontrol=3Ddeny \ -msg timestamp=3Don diff --git a/tests/qemuxml2argvdata/virtio-transitional.x86_64-latest.args = b/tests/qemuxml2argvdata/virtio-transitional.x86_64-latest.args index dab25ba2e8..ab2c35514d 100644 --- a/tests/qemuxml2argvdata/virtio-transitional.x86_64-latest.args +++ b/tests/qemuxml2argvdata/virtio-transitional.x86_64-latest.args @@ -27,15 +27,14 @@ file=3D/tmp/lib/domain--1-QEMUGuest1/master-key.aes \ addr=3D0x1 \ -device pcie-pci-bridge,id=3Dpci.2,bus=3Dpci.1,addr=3D0x0 \ -device pcie-root-port,port=3D0x9,chassis=3D3,id=3Dpci.3,bus=3Dpcie.0,addr= =3D0x1.0x1 \ --device pcie-root-port,port=3D0xa,chassis=3D4,id=3Dpci.4,bus=3Dpcie.0,addr= =3D0x1.0x2 \ -drive file=3D/dev/HostVG/QEMUGuest1,format=3Draw,if=3Dnone,id=3Ddrive-vir= tio-disk0 \ -device virtio-blk-pci-transitional,scsi=3Doff,bus=3Dpci.2,addr=3D0x2,\ drive=3Ddrive-virtio-disk0,id=3Dvirtio-disk0,bootindex=3D1 \ -netdev user,id=3Dhostnet0 \ -device virtio-net-pci-transitional,netdev=3Dhostnet0,id=3Dnet0,\ mac=3D00:11:22:33:44:55,bus=3Dpci.2,addr=3D0x1 \ --device vhost-scsi-pci,wwpn=3Dnaa.5123456789abcde0,vhostfd=3D3,id=3Dhostde= v0,\ -bus=3Dpci.3,addr=3D0x0 \ +-device vhost-scsi-pci-transitional,wwpn=3Dnaa.5123456789abcde0,vhostfd=3D= 3,\ +id=3Dhostdev0,bus=3Dpci.2,addr=3D0x3 \ -sandbox on,obsolete=3Ddeny,elevateprivileges=3Ddeny,spawn=3Ddeny,\ resourcecontrol=3Ddeny \ -msg timestamp=3Don diff --git a/tests/qemuxml2xmloutdata/virtio-transitional.xml b/tests/qemux= ml2xmloutdata/virtio-transitional.xml index ce7b109845..8c1baced0e 100644 --- a/tests/qemuxml2xmloutdata/virtio-transitional.xml +++ b/tests/qemuxml2xmloutdata/virtio-transitional.xml @@ -39,11 +39,6 @@
- - - -
- @@ -53,7 +48,7 @@ -
+
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