From patchwork Wed Jan 23 21:32:40 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Cole Robinson X-Patchwork-Id: 156409 Delivered-To: patch@linaro.org Received: by 2002:a02:48:0:0:0:0:0 with SMTP id 69csp1201894jaa; Wed, 23 Jan 2019 13:33:58 -0800 (PST) X-Google-Smtp-Source: ALg8bN5r+5WdA8GsWn5I48hXK1myJc4mKGe4/fW/ixuVp8y0qfJaT5z9RVwB7uSOJQxn+07bD/JA X-Received: by 2002:ac8:1add:: with SMTP id h29mr4115586qtk.258.1548279238600; Wed, 23 Jan 2019 13:33:58 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1548279238; cv=none; d=google.com; s=arc-20160816; b=fuayaAXlCaKs0NNDIgbJd2qLqICfosqJD9mwTxJxQAezmkGqaTYme31decVrjFSR4v p+/POIdKQnVhK3pl3QZjR1iuHud7WgPPQRZXBF4aDWZ/E597QrO264ExVspZPO0Vy7uX iqZhdkiAJHZlRgUZQyNk9gJ+TLg24IaC3yhLU0l8YilxbqcpMRGtiLJpn+m205MYZsWK WCxO6G89i+V8xotIYfsVVHA29+CbYSrVNechXC6QGm5YKZmTjyviLvkbTRRtakdo1uNd K5KvmRumE89t+35zYpPjAWLMnO2G2MseFCGJOT63S8LkZ49yaBKXdKXetBF32+SGd7sA v+fA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=errors-to:sender:content-transfer-encoding:list-subscribe:list-help :list-post:list-archive:list-unsubscribe:list-id:precedence:subject :mime-version:references:in-reply-to:message-id:date:to:from :delivered-to; bh=H9acR3fNuhd9LyxyGDykS/hH7Juf+tUKRgJE0qrLLhg=; b=J6vruy4g0o0KB2PNTj3NzhwWc9v0OZtjXOs70b4tgL2z07OPCExkXT6QAnwn1frFnx wsMPE8X/He65yokcllX7Yw+Y5wPrqHteaFYa/IpK6oL9F9CtaTlUH7/s9CPVX8ZicpBw MyuNh9fchXtxoECqGPIVtk/FYtomz0c52BShkiusaWSu/Q+9fa1eltmvb+1GCBvptpFv 9CayafIbMLA1ybQF1skfc66udv/54PxoVTvHJ+hf7j4dm8Hjl1GnPvn3gUoxsRPkm8dw S0fXFgDs15Q+4CMy8BDAG/4mE+4mNZD4v8qhmJKfr9qgHQLJFXi3NlfcEpcPD8gxkHp5 JLrg== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of libvir-list-bounces@redhat.com designates 209.132.183.28 as permitted sender) smtp.mailfrom=libvir-list-bounces@redhat.com; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=redhat.com Return-Path: Received: from mx1.redhat.com (mx1.redhat.com. [209.132.183.28]) by mx.google.com with ESMTPS id s127si1429935qkf.24.2019.01.23.13.33.58 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 23 Jan 2019 13:33:58 -0800 (PST) Received-SPF: pass (google.com: domain of libvir-list-bounces@redhat.com designates 209.132.183.28 as permitted sender) client-ip=209.132.183.28; Authentication-Results: mx.google.com; spf=pass (google.com: domain of libvir-list-bounces@redhat.com designates 209.132.183.28 as permitted sender) smtp.mailfrom=libvir-list-bounces@redhat.com; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=redhat.com Received: from smtp.corp.redhat.com (int-mx07.intmail.prod.int.phx2.redhat.com [10.5.11.22]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 0784B1451FD; Wed, 23 Jan 2019 21:33:57 +0000 (UTC) Received: from colo-mx.corp.redhat.com (colo-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.20]) by smtp.corp.redhat.com (Postfix) with ESMTPS id BBF711059592; Wed, 23 Jan 2019 21:33:56 +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 6F8FC18033CA; Wed, 23 Jan 2019 21:33:56 +0000 (UTC) Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) by lists01.pubmisc.prod.ext.phx2.redhat.com (8.13.8/8.13.8) with ESMTP id x0NLXSXa032349 for ; Wed, 23 Jan 2019 16:33:28 -0500 Received: by smtp.corp.redhat.com (Postfix) id 8979CBA96; Wed, 23 Jan 2019 21:33:28 +0000 (UTC) Delivered-To: libvirt-list@redhat.com Received: from worklaptop.redhat.com (ovpn-120-34.rdu2.redhat.com [10.10.120.34]) by smtp.corp.redhat.com (Postfix) with ESMTP id B0A0EBA50; Wed, 23 Jan 2019 21:33:27 +0000 (UTC) From: Cole Robinson To: libvirt-list@redhat.com Date: Wed, 23 Jan 2019 16:32:40 -0500 Message-Id: <8a63a2f5e7d1a30d0cc8389790dfb1a799762aa2.1548278585.git.crobinso@redhat.com> In-Reply-To: References: MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 X-loop: libvir-list@redhat.com Subject: [libvirt] [PATCH v2 12/25] qemu: Support disk 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: , Sender: libvir-list-bounces@redhat.com Errors-To: libvir-list-bounces@redhat.com X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.38]); Wed, 23 Jan 2019 21:33:57 +0000 (UTC) Add new model values for virtio transitional devices. When combined with bus='virtio': * "virtio-transitional" maps to qemu "virtio-blk-pci-transitional" * "virtio-non-transitional" maps to qemu "virtio-blk-pci-non-transitional" Signed-off-by: Cole Robinson --- src/qemu/qemu_command.c | 71 +++++++++++++++++++ src/qemu/qemu_domain_address.c | 3 + .../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 | 7 +- .../virtio-transitional.xml | 10 ++- 7 files changed, 92 insertions(+), 12 deletions(-) -- 2.20.1 -- libvir-list mailing list libvir-list@redhat.com https://www.redhat.com/mailman/listinfo/libvir-list diff --git a/src/qemu/qemu_command.c b/src/qemu/qemu_command.c index 659274f25a..3cf0f5b13e 100644 --- a/src/qemu/qemu_command.c +++ b/src/qemu/qemu_command.c @@ -421,6 +421,8 @@ qemuBuildVirtioDevStr(virBufferPtr buf, const char *implName = NULL; virDomainDeviceDef device = { .type = devtype }; virDomainDeviceInfoPtr info; + int tmodel_cap, ntmodel_cap; + bool has_tmodel, has_ntmodel; virDomainDeviceSetData(&device, devdata); info = virDomainDeviceGetInfo(&device); @@ -462,9 +464,78 @@ qemuBuildVirtioDevStr(virBufferPtr buf, virBufferAsprintf(buf, "%s-%s", baseName, implName); + switch (devtype) { + case VIR_DOMAIN_DEVICE_DISK: + has_tmodel = device.data.disk->model == VIR_DOMAIN_DISK_MODEL_VIRTIO_TRANSITIONAL; + has_ntmodel = device.data.disk->model == VIR_DOMAIN_DISK_MODEL_VIRTIO_NON_TRANSITIONAL; + tmodel_cap = QEMU_CAPS_DEVICE_VIRTIO_BLK_PCI_TRANSITIONAL; + ntmodel_cap = QEMU_CAPS_DEVICE_VIRTIO_BLK_PCI_NON_TRANSITIONAL; + break; + + case VIR_DOMAIN_DEVICE_LEASE: + case VIR_DOMAIN_DEVICE_FS: + case VIR_DOMAIN_DEVICE_NET: + 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: + case VIR_DOMAIN_DEVICE_HUB: + case VIR_DOMAIN_DEVICE_REDIRDEV: + case VIR_DOMAIN_DEVICE_NONE: + case VIR_DOMAIN_DEVICE_SMARTCARD: + case VIR_DOMAIN_DEVICE_CHR: + case VIR_DOMAIN_DEVICE_MEMBALLOON: + case VIR_DOMAIN_DEVICE_NVRAM: + case VIR_DOMAIN_DEVICE_SHMEM: + case VIR_DOMAIN_DEVICE_TPM: + case VIR_DOMAIN_DEVICE_PANIC: + case VIR_DOMAIN_DEVICE_RNG: + case VIR_DOMAIN_DEVICE_MEMORY: + case VIR_DOMAIN_DEVICE_IOMMU: + case VIR_DOMAIN_DEVICE_VSOCK: + case VIR_DOMAIN_DEVICE_LAST: + default: + return 0; + } + + if (info->type != VIR_DOMAIN_DEVICE_ADDRESS_TYPE_PCI && + (has_tmodel || has_ntmodel)) { + virReportError(VIR_ERR_CONFIG_UNSUPPORTED, + _("virtio (non-)transitional models are not " + "supported for address type=%s"), + virDomainDeviceAddressTypeToString(info->type)); + return -1; + } + + if (has_tmodel) { + if (virQEMUCapsGet(qemuCaps, tmodel_cap)) + virBufferAddLit(buf, "-transitional"); + + /* No error for if -transitional is not supported: our address + * allocation will force the device into plain PCI bus, which + * is functionally identical to standard 'virtio-XXX' behavior + */ + } else if (has_ntmodel) { + if (virQEMUCapsGet(qemuCaps, ntmodel_cap)) { + virBufferAddLit(buf, "-non-transitional"); + } else if (virQEMUCapsGet(qemuCaps, + QEMU_CAPS_VIRTIO_PCI_DISABLE_LEGACY)) { + virBufferAddLit(buf, ",disable-legacy=on,disable-modern=off"); + } else { + virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s", + _("virtio non-transitional model not supported " + "for this qemu")); + return -1; + } + } + return 0; } + static int qemuBuildVirtioOptionsStr(virBufferPtr buf, virDomainVirtioOptionsPtr virtio, diff --git a/src/qemu/qemu_domain_address.c b/src/qemu/qemu_domain_address.c index f2ae0804a8..808e551b9c 100644 --- a/src/qemu/qemu_domain_address.c +++ b/src/qemu/qemu_domain_address.c @@ -720,6 +720,9 @@ qemuDomainDeviceCalculatePCIConnectFlags(virDomainDeviceDefPtr dev, case VIR_DOMAIN_DEVICE_DISK: switch ((virDomainDiskBus) dev->data.disk->bus) { case VIR_DOMAIN_DISK_BUS_VIRTIO: + /* Transitional devices only work in conventional PCI slots */ + if (dev->data.disk->model == VIR_DOMAIN_DISK_MODEL_VIRTIO_TRANSITIONAL) + return pciFlags; return virtioFlags; /* only virtio disks use PCI */ case VIR_DOMAIN_DISK_BUS_IDE: diff --git a/tests/qemuxml2argvdata/virtio-non-transitional.x86_64-3.1.0.args b/tests/qemuxml2argvdata/virtio-non-transitional.x86_64-3.1.0.args index 9e11e900da..70446f16f2 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 @@ -27,8 +27,8 @@ file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \ addr=0x1 \ -device pcie-root-port,port=0x9,chassis=2,id=pci.2,bus=pcie.0,addr=0x1.0x1 \ -drive file=/dev/HostVG/QEMUGuest1,format=raw,if=none,id=drive-virtio-disk0 \ --device virtio-blk-pci,scsi=off,bus=pci.1,addr=0x0,drive=drive-virtio-disk0,\ -id=virtio-disk0,bootindex=1 \ +-device virtio-blk-pci,disable-legacy=on,disable-modern=off,scsi=off,bus=pci.1,\ +addr=0x0,drive=drive-virtio-disk0,id=virtio-disk0,bootindex=1 \ -sandbox on,obsolete=deny,elevateprivileges=deny,spawn=deny,\ resourcecontrol=deny \ -msg timestamp=on diff --git a/tests/qemuxml2argvdata/virtio-non-transitional.x86_64-latest.args b/tests/qemuxml2argvdata/virtio-non-transitional.x86_64-latest.args index 070b4b8334..37078765bc 100644 --- a/tests/qemuxml2argvdata/virtio-non-transitional.x86_64-latest.args +++ b/tests/qemuxml2argvdata/virtio-non-transitional.x86_64-latest.args @@ -27,8 +27,8 @@ file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \ addr=0x1 \ -device pcie-root-port,port=0x9,chassis=2,id=pci.2,bus=pcie.0,addr=0x1.0x1 \ -drive file=/dev/HostVG/QEMUGuest1,format=raw,if=none,id=drive-virtio-disk0 \ --device virtio-blk-pci,scsi=off,bus=pci.1,addr=0x0,drive=drive-virtio-disk0,\ -id=virtio-disk0,bootindex=1 \ +-device virtio-blk-pci-non-transitional,scsi=off,bus=pci.1,addr=0x0,\ +drive=drive-virtio-disk0,id=virtio-disk0,bootindex=1 \ -sandbox on,obsolete=deny,elevateprivileges=deny,spawn=deny,\ resourcecontrol=deny \ -msg timestamp=on 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 9e11e900da..356e8fdf4c 100644 --- a/tests/qemuxml2argvdata/virtio-transitional.x86_64-3.1.0.args +++ b/tests/qemuxml2argvdata/virtio-transitional.x86_64-3.1.0.args @@ -25,9 +25,10 @@ file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \ -boot strict=on \ -device pcie-root-port,port=0x8,chassis=1,id=pci.1,bus=pcie.0,multifunction=on,\ addr=0x1 \ --device pcie-root-port,port=0x9,chassis=2,id=pci.2,bus=pcie.0,addr=0x1.0x1 \ +-device pcie-pci-bridge,id=pci.2,bus=pci.1,addr=0x0 \ +-device pcie-root-port,port=0x9,chassis=3,id=pci.3,bus=pcie.0,addr=0x1.0x1 \ -drive file=/dev/HostVG/QEMUGuest1,format=raw,if=none,id=drive-virtio-disk0 \ --device virtio-blk-pci,scsi=off,bus=pci.1,addr=0x0,drive=drive-virtio-disk0,\ +-device virtio-blk-pci,scsi=off,bus=pci.2,addr=0x1,drive=drive-virtio-disk0,\ id=virtio-disk0,bootindex=1 \ -sandbox on,obsolete=deny,elevateprivileges=deny,spawn=deny,\ resourcecontrol=deny \ diff --git a/tests/qemuxml2argvdata/virtio-transitional.x86_64-latest.args b/tests/qemuxml2argvdata/virtio-transitional.x86_64-latest.args index 070b4b8334..e78223eac8 100644 --- a/tests/qemuxml2argvdata/virtio-transitional.x86_64-latest.args +++ b/tests/qemuxml2argvdata/virtio-transitional.x86_64-latest.args @@ -25,10 +25,11 @@ file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \ -boot strict=on \ -device pcie-root-port,port=0x8,chassis=1,id=pci.1,bus=pcie.0,multifunction=on,\ addr=0x1 \ --device pcie-root-port,port=0x9,chassis=2,id=pci.2,bus=pcie.0,addr=0x1.0x1 \ +-device pcie-pci-bridge,id=pci.2,bus=pci.1,addr=0x0 \ +-device pcie-root-port,port=0x9,chassis=3,id=pci.3,bus=pcie.0,addr=0x1.0x1 \ -drive file=/dev/HostVG/QEMUGuest1,format=raw,if=none,id=drive-virtio-disk0 \ --device virtio-blk-pci,scsi=off,bus=pci.1,addr=0x0,drive=drive-virtio-disk0,\ -id=virtio-disk0,bootindex=1 \ +-device virtio-blk-pci-transitional,scsi=off,bus=pci.2,addr=0x1,\ +drive=drive-virtio-disk0,id=virtio-disk0,bootindex=1 \ -sandbox on,obsolete=deny,elevateprivileges=deny,spawn=deny,\ resourcecontrol=deny \ -msg timestamp=on diff --git a/tests/qemuxml2xmloutdata/virtio-transitional.xml b/tests/qemuxml2xmloutdata/virtio-transitional.xml index 1d28af9abb..c19e133bb3 100644 --- a/tests/qemuxml2xmloutdata/virtio-transitional.xml +++ b/tests/qemuxml2xmloutdata/virtio-transitional.xml @@ -18,7 +18,7 @@ -
+
@@ -30,9 +30,13 @@
- + + +
+ + - +