提交 513a8d45 编写于 作者: J Ján Tomko

qemu: allow cold unplugging of input devices

https://bugzilla.redhat.com/show_bug.cgi?id=1379603
上级 ba589d88
......@@ -16612,6 +16612,43 @@ virDomainShmemDefRemove(virDomainDefPtr def,
}
static bool
virDomainInputDefEquals(const virDomainInputDef *a,
const virDomainInputDef *b)
{
if (a->type != b->type)
return false;
if (a->bus != b->bus)
return false;
if (a->type == VIR_DOMAIN_INPUT_TYPE_PASSTHROUGH &&
STRNEQ_NULLABLE(a->source.evdev, b->source.evdev))
return false;
if (a->info.type != VIR_DOMAIN_DEVICE_ADDRESS_TYPE_NONE &&
!virDomainDeviceInfoAddressIsEqual(&a->info, &b->info))
return false;
return true;
}
ssize_t
virDomainInputDefFind(const virDomainDef *def,
const virDomainInputDef *input)
{
size_t i;
for (i = 0; i < def->ninputs; i++) {
if (virDomainInputDefEquals(input, def->inputs[i]))
return i;
}
return -1;
}
char *
virDomainDefGetDefaultEmulator(virDomainDefPtr def,
virCapsPtr caps)
......
......@@ -3184,6 +3184,9 @@ ssize_t virDomainShmemDefFind(virDomainDefPtr def, virDomainShmemDefPtr shmem)
ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2) ATTRIBUTE_RETURN_CHECK;
virDomainShmemDefPtr virDomainShmemDefRemove(virDomainDefPtr def, size_t idx)
ATTRIBUTE_NONNULL(1);
ssize_t virDomainInputDefFind(const virDomainDef *def,
const virDomainInputDef *input)
ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2) ATTRIBUTE_RETURN_CHECK;
VIR_ENUM_DECL(virDomainTaint)
VIR_ENUM_DECL(virDomainVirt)
......
......@@ -386,6 +386,7 @@ virDomainHubTypeFromString;
virDomainHubTypeToString;
virDomainHypervTypeFromString;
virDomainHypervTypeToString;
virDomainInputDefFind;
virDomainInputDefFree;
virDomainIOMMUModelTypeFromString;
virDomainIOMMUModelTypeToString;
......
......@@ -8239,6 +8239,14 @@ qemuDomainDetachDeviceConfig(virDomainDefPtr vmdef,
break;
case VIR_DOMAIN_DEVICE_INPUT:
if ((idx = virDomainInputDefFind(vmdef, dev->data.input)) < 0) {
virReportError(VIR_ERR_OPERATION_FAILED, "%s",
_("matching input device not found"));
return -1;
}
VIR_DELETE_ELEMENT(vmdef->inputs, idx, vmdef->ninputs);
break;
case VIR_DOMAIN_DEVICE_SOUND:
case VIR_DOMAIN_DEVICE_VIDEO:
case VIR_DOMAIN_DEVICE_GRAPHICS:
......
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