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qemu: Move capability checks inside switch() statements

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Current capability checks are specific to Intel IOMMU, so
we need to move them inside the switch() statement before
we can introduce more virDomainIOMMUModel values.

Signed-off-by: Andrea Bolognani <abologna@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
This commit is contained in:
Andrea Bolognani 2019-05-28 12:49:32 +02:00
parent 70cdf1b52e
commit 21bb887abc
1 changed files with 14 additions and 14 deletions
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28
src/qemu/qemu_command.c
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@ -6933,17 +6933,17 @@ qemuBuildIOMMUCommandLine(virCommandPtr cmd,
if (!iommu)
return 0;
/* qemuDomainDeviceDefValidate() already made sure we have one of
* QEMU_CAPS_DEVICE_INTEL_IOMMU or QEMU_CAPS_MACHINE_IOMMU: here we
* handle the former case, while the latter is taken care of in
* qemuBuildMachineCommandLine() */
if (!virQEMUCapsGet(qemuCaps, QEMU_CAPS_DEVICE_INTEL_IOMMU))
return 0;
switch (iommu->model) {
case VIR_DOMAIN_IOMMU_MODEL_INTEL: {
VIR_AUTOCLEAN(virBuffer) opts = VIR_BUFFER_INITIALIZER;
/* qemuDomainDeviceDefValidateIOMMU() already made sure we have
* one of QEMU_CAPS_DEVICE_INTEL_IOMMU or QEMU_CAPS_MACHINE_IOMMU:
* here we handle the former case, while the latter is taken care
* of in qemuBuildMachineCommandLine() */
if (!virQEMUCapsGet(qemuCaps, QEMU_CAPS_DEVICE_INTEL_IOMMU))
return 0;
virBufferAddLit(&opts, "intel-iommu");
if (iommu->intremap != VIR_TRISTATE_SWITCH_ABSENT) {
virBufferAsprintf(&opts, ",intremap=%s",
@ -7602,15 +7602,15 @@ qemuBuildMachineCommandLine(virCommandPtr cmd,
}
}
/* qemuDomainDeviceDefValidate() already made sure we have one of
* QEMU_CAPS_DEVICE_INTEL_IOMMU or QEMU_CAPS_MACHINE_IOMMU: here we
* handle the latter case, while the former is taken care of in
* qemuBuildIOMMUCommandLine() */
if (def->iommu &&
virQEMUCapsGet(qemuCaps, QEMU_CAPS_MACHINE_IOMMU)) {
if (def->iommu) {
switch (def->iommu->model) {
case VIR_DOMAIN_IOMMU_MODEL_INTEL:
virBufferAddLit(&buf, ",iommu=on");
/* qemuDomainDeviceDefValidateIOMMU() already made sure we have
* one of QEMU_CAPS_DEVICE_INTEL_IOMMU or QEMU_CAPS_MACHINE_IOMMU:
* here we handle the latter case, while the former is taken care
* of in qemuBuildIOMMUCommandLine() */
if (virQEMUCapsGet(qemuCaps, QEMU_CAPS_MACHINE_IOMMU))
virBufferAddLit(&buf, ",iommu=on");
break;
case VIR_DOMAIN_IOMMU_MODEL_LAST:
default: