4:52 a.m.
From: Roman Bolshakov <r.bolshakov(a)yadro.com>
With this change virsh domcapabilites shows:
<mode name='host-passthrough' supported='yes'/>
https://gitlab.com/libvirt/libvirt/-/issues/147
Signed-off-by: Roman Bolshakov <r.bolshakov(a)yadro.com>
Signed-off-by: Andrea Bolognani <abologna(a)redhat.com>
Tested-by: Brad Laue <brad(a)brad-x.com>
---
src/qemu/qemu_capabilities.c | 35 ++++++++++++++++++++++++++++++++---
src/qemu/qemu_process.c | 2 ++
2 files changed, 34 insertions(+), 3 deletions(-)
diff --git a/src/qemu/qemu_capabilities.c b/src/qemu/qemu_capabilities.c
index 79e80dd288..c5d00225b8 100644
--- a/src/qemu/qemu_capabilities.c
+++ b/src/qemu/qemu_capabilities.c
@@ -745,6 +745,7 @@ struct _virQEMUCaps {
/* Capabilities which may differ depending on the accelerator. */
virQEMUCapsAccel kvm;
+ virQEMUCapsAccel hvf;
virQEMUCapsAccel tcg;
};
@@ -806,14 +807,16 @@ virQEMUCapsAccelStr(virDomainVirtType type)
static bool
virQEMUCapsTypeIsAccelerated(virDomainVirtType type)
{
- return type == VIR_DOMAIN_VIRT_KVM;
+ return type == VIR_DOMAIN_VIRT_KVM ||
+ type == VIR_DOMAIN_VIRT_HVF;
}
static bool
virQEMUCapsHaveAccel(virQEMUCaps *qemuCaps)
{
- return virQEMUCapsGet(qemuCaps, QEMU_CAPS_KVM);
+ return virQEMUCapsGet(qemuCaps, QEMU_CAPS_KVM) ||
+ virQEMUCapsGet(qemuCaps, QEMU_CAPS_HVF);
}
@@ -869,6 +872,8 @@ virQEMUCapsGetAccel(virQEMUCaps *qemuCaps,
{
if (type == VIR_DOMAIN_VIRT_KVM)
return &qemuCaps->kvm;
+ else if (type == VIR_DOMAIN_VIRT_HVF)
+ return &qemuCaps->hvf;
return &qemuCaps->tcg;
}
@@ -999,6 +1004,8 @@ virQEMUCapsGetMachineTypesCaps(virQEMUCaps *qemuCaps,
* take the set of machine types we probed first. */
if (virQEMUCapsGet(qemuCaps, QEMU_CAPS_KVM))
accel = &qemuCaps->kvm;
+ else if (virQEMUCapsGet(qemuCaps, QEMU_CAPS_HVF))
+ accel = &qemuCaps->hvf;
else
accel = &qemuCaps->tcg;
@@ -2017,6 +2024,7 @@ virQEMUCaps *virQEMUCapsNewCopy(virQEMUCaps *qemuCaps)
ret->cpuData = virCPUDataNewCopy(qemuCaps->cpuData);
if (virQEMUCapsAccelCopy(&ret->kvm, &qemuCaps->kvm) < 0 ||
+ virQEMUCapsAccelCopy(&ret->hvf, &qemuCaps->hvf) < 0 ||
virQEMUCapsAccelCopy(&ret->tcg, &qemuCaps->tcg) < 0)
return NULL;
@@ -2070,6 +2078,7 @@ void virQEMUCapsDispose(void *obj)
virSEVCapabilitiesFree(qemuCaps->sevCapabilities);
virQEMUCapsAccelClear(&qemuCaps->kvm);
+ virQEMUCapsAccelClear(&qemuCaps->hvf);
virQEMUCapsAccelClear(&qemuCaps->tcg);
}
@@ -2321,6 +2330,10 @@ virQEMUCapsIsVirtTypeSupported(virQEMUCaps *qemuCaps,
virQEMUCapsGet(qemuCaps, QEMU_CAPS_TCG))
return true;
+ if (virtType == VIR_DOMAIN_VIRT_HVF &&
+ virQEMUCapsGet(qemuCaps, QEMU_CAPS_HVF))
+ return true;
+
if (virtType == VIR_DOMAIN_VIRT_KVM &&
virQEMUCapsGet(qemuCaps, QEMU_CAPS_KVM))
return true;
@@ -2798,7 +2811,9 @@ bool
virQEMUCapsHasMachines(virQEMUCaps *qemuCaps)
{
- return !!qemuCaps->kvm.nmachineTypes || !!qemuCaps->tcg.nmachineTypes;
+ return !!qemuCaps->kvm.nmachineTypes ||
+ !!qemuCaps->hvf.nmachineTypes ||
+ !!qemuCaps->tcg.nmachineTypes;
}
@@ -4496,6 +4511,10 @@ virQEMUCapsLoadCache(virArch hostArch,
virQEMUCapsLoadAccel(qemuCaps, ctxt, VIR_DOMAIN_VIRT_KVM) < 0) {
return -1;
}
+ if (virQEMUCapsGet(qemuCaps, QEMU_CAPS_HVF) &&
+ virQEMUCapsLoadAccel(qemuCaps, ctxt, VIR_DOMAIN_VIRT_HVF) < 0) {
+ return -1;
+ }
if (virQEMUCapsLoadAccel(qemuCaps, ctxt, VIR_DOMAIN_VIRT_QEMU) < 0)
return -1;
@@ -4507,6 +4526,8 @@ virQEMUCapsLoadCache(virArch hostArch,
if (virQEMUCapsGet(qemuCaps, QEMU_CAPS_KVM))
virQEMUCapsInitHostCPUModel(qemuCaps, hostArch, VIR_DOMAIN_VIRT_KVM);
+ if (virQEMUCapsGet(qemuCaps, QEMU_CAPS_HVF))
+ virQEMUCapsInitHostCPUModel(qemuCaps, hostArch, VIR_DOMAIN_VIRT_HVF);
virQEMUCapsInitHostCPUModel(qemuCaps, hostArch, VIR_DOMAIN_VIRT_QEMU);
if (virXPathBoolean("boolean(./kvmSupportsNesting)", ctxt) > 0)
@@ -4741,6 +4762,8 @@ virQEMUCapsFormatCache(virQEMUCaps *qemuCaps)
if (virQEMUCapsGet(qemuCaps, QEMU_CAPS_KVM))
virQEMUCapsFormatAccel(qemuCaps, &buf, VIR_DOMAIN_VIRT_KVM);
+ if (virQEMUCapsGet(qemuCaps, QEMU_CAPS_HVF))
+ virQEMUCapsFormatAccel(qemuCaps, &buf, VIR_DOMAIN_VIRT_HVF);
virQEMUCapsFormatAccel(qemuCaps, &buf, VIR_DOMAIN_VIRT_QEMU);
for (i = 0; i < qemuCaps->ngicCapabilities; i++) {
@@ -5363,6 +5386,9 @@ virQEMUCapsGetVirtType(virQEMUCaps *qemuCaps)
if (virQEMUCapsGet(qemuCaps, QEMU_CAPS_KVM))
return VIR_DOMAIN_VIRT_KVM;
+ if (virQEMUCapsGet(qemuCaps, QEMU_CAPS_HVF))
+ return VIR_DOMAIN_VIRT_HVF;
+
if (virQEMUCapsGet(qemuCaps, QEMU_CAPS_TCG))
return VIR_DOMAIN_VIRT_QEMU;
@@ -5601,6 +5627,8 @@ virQEMUCapsNewForBinaryInternal(virArch hostArch,
if (virQEMUCapsGet(qemuCaps, QEMU_CAPS_KVM))
virQEMUCapsInitHostCPUModel(qemuCaps, hostArch, VIR_DOMAIN_VIRT_KVM);
+ if (virQEMUCapsGet(qemuCaps, QEMU_CAPS_HVF))
+ virQEMUCapsInitHostCPUModel(qemuCaps, hostArch, VIR_DOMAIN_VIRT_HVF);
virQEMUCapsInitHostCPUModel(qemuCaps, hostArch, VIR_DOMAIN_VIRT_QEMU);
if (virQEMUCapsHaveAccel(qemuCaps)) {
@@ -6595,5 +6623,6 @@ void
virQEMUCapsStripMachineAliases(virQEMUCaps *qemuCaps)
{
virQEMUCapsStripMachineAliasesForVirtType(qemuCaps, VIR_DOMAIN_VIRT_KVM);
+ virQEMUCapsStripMachineAliasesForVirtType(qemuCaps, VIR_DOMAIN_VIRT_HVF);
virQEMUCapsStripMachineAliasesForVirtType(qemuCaps, VIR_DOMAIN_VIRT_QEMU);
}
diff --git a/src/qemu/qemu_process.c b/src/qemu/qemu_process.c
index c2c10d282a..ff13ac66d7 100644
--- a/src/qemu/qemu_process.c
+++ b/src/qemu/qemu_process.c
@@ -9271,6 +9271,8 @@ qemuProcessQMPInit(qemuProcessQMP *proc)
#if defined(__linux__)
# define hwaccel "kvm:tcg"
+#elif defined(__APPLE__)
+# define hwaccel "hvf:tcg"
#else
# define hwaccel "tcg"
#endif
--
2.34.1