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no-senders; approved; loop; banned-address; header-match-devel.lists.libvirt.org-0; emergency; member-moderation; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header X-Mailman-Version: 3.3.10 Precedence: list List-Id: Development discussions about the libvirt library & tools Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: From: Michal Privoznik via Devel Reply-To: Michal Privoznik X-ZohoMail-DKIM: fail (Header signature does not verify) X-ZM-MESSAGEID: 1759758608779116600 Content-Type: text/plain; charset="utf-8"; x-default="true" From: Michal Privoznik Resolves: https://issues.redhat.com/browse/RHEL-114003 Signed-off-by: Michal Privoznik --- src/qemu/qemu_command.c | 2 +- src/qemu/qemu_process.c | 53 +++++++++++++++++++ .../hyperv-host-model.x86_64-latest.args | 2 +- 3 files changed, 55 insertions(+), 2 deletions(-) diff --git a/src/qemu/qemu_command.c b/src/qemu/qemu_command.c index 37427f51bc..26c2f4af36 100644 --- a/src/qemu/qemu_command.c +++ b/src/qemu/qemu_command.c @@ -6461,13 +6461,13 @@ qemuBuildCpuHypervCommandLine(virBuffer *buf, =20 switch ((virDomainHyperVMode) def->features[VIR_DOMAIN_FEATURE_HYPERV]= ) { case VIR_DOMAIN_HYPERV_MODE_CUSTOM: - case VIR_DOMAIN_HYPERV_MODE_HOST_MODEL: break; =20 case VIR_DOMAIN_HYPERV_MODE_PASSTHROUGH: virBufferAddLit(buf, ",hv-passthrough=3Don"); break; =20 + case VIR_DOMAIN_HYPERV_MODE_HOST_MODEL: case VIR_DOMAIN_HYPERV_MODE_NONE: case VIR_DOMAIN_HYPERV_MODE_LAST: default: diff --git a/src/qemu/qemu_process.c b/src/qemu/qemu_process.c index 0a9da32806..450611494b 100644 --- a/src/qemu/qemu_process.c +++ b/src/qemu/qemu_process.c @@ -6836,6 +6836,56 @@ qemuProcessPrepareChardevSource(virDomainDef *def, } =20 =20 +static int +qemuProcessEnableDomainFeatures(virDomainObj *vm) +{ + virDomainCapsFeatureHyperv *hv =3D NULL; + qemuDomainObjPrivate *priv =3D vm->privateData; + size_t i; + + if (vm->def->features[VIR_DOMAIN_FEATURE_HYPERV] !=3D VIR_DOMAIN_HYPER= V_MODE_HOST_MODEL) + return 0; + + hv =3D virQEMUCapsGetHypervCapabilities(priv->qemuCaps); + if (!hv || hv->supported !=3D VIR_TRISTATE_BOOL_YES) { + virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s", + _("host-model hyperv mode unsupported, no hyperv ca= pabilities found")); + return -1; + } + + for (i =3D 0; i < VIR_DOMAIN_HYPERV_LAST; i++) { + if (!VIR_DOMAIN_CAPS_ENUM_IS_SET(hv->features, i)) + continue; + + vm->def->hyperv.features[i] =3D VIR_TRISTATE_SWITCH_ON; + + if (i =3D=3D VIR_DOMAIN_HYPERV_SPINLOCKS) { + if (hv->spinlocks !=3D 0) { + vm->def->hyperv.spinlocks =3D hv->spinlocks; + } else { + vm->def->hyperv.features[i] =3D VIR_TRISTATE_SWITCH_ABSENT; + } + } else if (i =3D=3D VIR_DOMAIN_HYPERV_STIMER) { + vm->def->hyperv.stimer_direct =3D hv->stimer_direct; + } else if (i =3D=3D VIR_DOMAIN_HYPERV_TLBFLUSH) { + vm->def->hyperv.tlbflush_direct =3D hv->tlbflush_direct; + vm->def->hyperv.tlbflush_extended =3D hv->tlbflush_extended; + } else if (i =3D=3D VIR_DOMAIN_HYPERV_VENDOR_ID) { + if (hv->vendor_id) { + vm->def->hyperv.vendor_id =3D g_strdup(hv->vendor_id); + } else { + vm->def->hyperv.features[i] =3D VIR_TRISTATE_SWITCH_ABSENT; + } + } + } + + vm->def->features[VIR_DOMAIN_FEATURE_HYPERV] =3D VIR_DOMAIN_HYPERV_MOD= E_CUSTOM; + + return 0; +} + + + /** * qemuProcessPrepareDomain: * @driver: qemu driver @@ -6949,6 +6999,9 @@ qemuProcessPrepareDomain(virQEMUDriver *driver, VIR_DEBUG("Aligning guest memory"); if (qemuDomainAlignMemorySizes(vm->def) < 0) return -1; + + if (qemuProcessEnableDomainFeatures(vm) < 0) + return -1; } =20 for (i =3D 0; i < vm->def->nchannels; i++) { diff --git a/tests/qemuxmlconfdata/hyperv-host-model.x86_64-latest.args b/t= ests/qemuxmlconfdata/hyperv-host-model.x86_64-latest.args index 2ed72fcd1b..486917a99a 100644 --- a/tests/qemuxmlconfdata/hyperv-host-model.x86_64-latest.args +++ b/tests/qemuxmlconfdata/hyperv-host-model.x86_64-latest.args @@ -12,7 +12,7 @@ XDG_CONFIG_HOME=3D/var/lib/libvirt/qemu/domain--1-QEMUGue= st1/.config \ -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/va= r/lib/libvirt/qemu/domain--1-QEMUGuest1/master-key.aes"}' \ -machine pc,usb=3Doff,dump-guest-core=3Doff,memory-backend=3Dpc.ram,acpi= =3Don \ -accel tcg \ --cpu qemu64 \ +-cpu 'qemu64,hv-relaxed=3Don,hv-vapic=3Don,hv-spinlocks=3D0xfff,hv-vpindex= =3Don,hv-runtime=3Don,hv-synic=3Don,hv-stimer=3Don,hv-stimer-direct=3Don,hv= -reset=3Don,hv-vendor-id=3DLinux KVM Hv,hv-frequencies=3Don,hv-reenlightenm= ent=3Don,hv-tlbflush=3Don,hv-tlbflush-direct=3Don,hv-tlbflush-ext=3Don,hv-i= pi=3Don,hv-avic=3Don,hv-emsr-bitmap=3Don,hv-xmm-input=3Don,hv-time=3Don' \ -m size=3D219136k \ -object '{"qom-type":"memory-backend-ram","id":"pc.ram","size":224395264}'= \ -overcommit mem-lock=3Doff \ --=20 2.49.1