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qemu: remove qemuBuildObsoleteAccelArg

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Since we started assuming QEMU_CAPS_MACHINE_OPT in
commit <69420756>, this function can only be reached
for unsupported virt types.

Replace the call with a virReportError.

Signed-off-by: Ján Tomko <jtomko@redhat.com>
Reviewed-by: John Ferlan <jferlan@redhat.com>
This commit is contained in:
Ján Tomko 2018-05-03 10:05:27 +02:00
parent e5261d8fe3
commit a34f18cde0
1 changed files with 8 additions and 53 deletions
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61
src/qemu/qemu_command.c
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@ -6894,50 +6894,6 @@ qemuBuildCpuCommandLine(virCommandPtr cmd,
}
static int
qemuBuildObsoleteAccelArg(virCommandPtr cmd,
const virDomainDef *def,
virQEMUCapsPtr qemuCaps)
{
bool disableKVM = false;
bool enableKVM = false;
switch ((int)def->virtType) {
case VIR_DOMAIN_VIRT_QEMU:
if (virQEMUCapsGet(qemuCaps, QEMU_CAPS_KVM))
disableKVM = true;
break;
case VIR_DOMAIN_VIRT_KQEMU:
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("the QEMU binary does not support kqemu"));
break;
case VIR_DOMAIN_VIRT_KVM:
if (virQEMUCapsGet(qemuCaps, QEMU_CAPS_ENABLE_KVM)) {
enableKVM = true;
} else if (!virQEMUCapsGet(qemuCaps, QEMU_CAPS_KVM)) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("the QEMU binary does not support kvm"));
return -1;
}
break;
default:
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("the QEMU binary does not support %s"),
virDomainVirtTypeToString(def->virtType));
return -1;
}
if (disableKVM)
virCommandAddArg(cmd, "-no-kvm");
if (enableKVM)
virCommandAddArg(cmd, "-enable-kvm");
return 0;
}
static bool
qemuAppendKeyWrapMachineParm(virBuffer *buf, virQEMUCapsPtr qemuCaps,
int flag, const char *pname, int pstate)
@ -7036,7 +6992,6 @@ qemuBuildMachineCommandLine(virCommandPtr cmd,
virTristateSwitch smm = def->features[VIR_DOMAIN_FEATURE_SMM];
virCPUDefPtr cpu = def->cpu;
virBuffer buf = VIR_BUFFER_INITIALIZER;
bool obsoleteAccel = false;
size_t i;
int ret = -1;
@ -7050,12 +7005,16 @@ qemuBuildMachineCommandLine(virCommandPtr cmd,
virCommandAddArg(cmd, "-machine");
virBufferAdd(&buf, def->os.machine, -1);
if (def->virtType == VIR_DOMAIN_VIRT_QEMU)
if (def->virtType == VIR_DOMAIN_VIRT_QEMU) {
virBufferAddLit(&buf, ",accel=tcg");
else if (def->virtType == VIR_DOMAIN_VIRT_KVM)
} else if (def->virtType == VIR_DOMAIN_VIRT_KVM) {
virBufferAddLit(&buf, ",accel=kvm");
else
obsoleteAccel = true;
} else {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("the QEMU binary does not support %s"),
virDomainVirtTypeToString(def->virtType));
return -1;
}
/* To avoid the collision of creating USB controllers when calling
* machine->init in QEMU, it needs to set usb=off
@ -7235,10 +7194,6 @@ qemuBuildMachineCommandLine(virCommandPtr cmd,
virCommandAddArgBuffer(cmd, &buf);
if (obsoleteAccel &&
qemuBuildObsoleteAccelArg(cmd, def, qemuCaps) < 0)
goto cleanup;
ret = 0;
cleanup:
virBufferFreeAndReset(&buf);