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qemu: Always assume support for iothreads

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iothreads were introduced in qemu-2.0 and can't be compiled out thus we
can always assume qemu supports them.

Signed-off-by: Peter Krempa <pkrempa@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
This commit is contained in:
Peter Krempa 2023-02-23 09:28:25 +01:00
parent aa0619f79d
commit bd9ee45f0e
3 changed files with 2 additions and 44 deletions
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2
src/qemu/qemu_capabilities.c
View File

@ -6403,7 +6403,7 @@ struct virQEMUCapsDomainFeatureCapabilityTuple {
* capability XML. Use QEMU_CAPS_LAST to always enable a domain feature.
* */
static const struct virQEMUCapsDomainFeatureCapabilityTuple domCapsTuples[] = {
{ VIR_DOMAIN_CAPS_FEATURE_IOTHREADS, QEMU_CAPS_OBJECT_IOTHREAD },
{ VIR_DOMAIN_CAPS_FEATURE_IOTHREADS, QEMU_CAPS_LAST },
{ VIR_DOMAIN_CAPS_FEATURE_VMCOREINFO, QEMU_CAPS_DEVICE_VMCOREINFO },
{ VIR_DOMAIN_CAPS_FEATURE_GENID, QEMU_CAPS_DEVICE_VMGENID },
{ VIR_DOMAIN_CAPS_FEATURE_BACKING_STORE_INPUT, QEMU_CAPS_LAST },

21
src/qemu/qemu_driver.c
View File

@ -4728,7 +4728,6 @@ static int
qemuDomainGetIOThreadsLive(virDomainObj *vm,
virDomainIOThreadInfoPtr **info)
{
qemuDomainObjPrivate *priv;
qemuMonitorIOThreadInfo **iothreads = NULL;
virDomainIOThreadInfoPtr *info_ret = NULL;
int niothreads = 0;
@ -4744,13 +4743,6 @@ qemuDomainGetIOThreadsLive(virDomainObj *vm,
goto endjob;
}
priv = vm->privateData;
if (!virQEMUCapsGet(priv->qemuCaps, QEMU_CAPS_OBJECT_IOTHREAD)) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("IOThreads not supported with this binary"));
goto endjob;
}
if ((ret = qemuDomainGetIOThreadsMon(vm, &iothreads, &niothreads)) < 0)
goto endjob;
@ -5428,12 +5420,6 @@ qemuDomainChgIOThread(virQEMUDriver *driver,
}
if (def) {
if (!virQEMUCapsGet(priv->qemuCaps, QEMU_CAPS_OBJECT_IOTHREAD)) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("IOThreads not supported with this binary"));
goto endjob;
}
switch (action) {
case VIR_DOMAIN_IOTHREAD_ACTION_ADD:
if (virDomainDriverAddIOThreadCheck(def, iothread.iothread_id) < 0)
@ -18393,11 +18379,6 @@ struct qemuDomainGetStatsWorker {
};
static virQEMUCapsFlags queryIOThreadRequired[] = {
QEMU_CAPS_OBJECT_IOTHREAD,
QEMU_CAPS_LAST
};
static virQEMUCapsFlags queryDirtyRateRequired[] = {
QEMU_CAPS_QUERY_DIRTY_RATE,
QEMU_CAPS_LAST
@ -18416,7 +18397,7 @@ static struct qemuDomainGetStatsWorker qemuDomainGetStatsWorkers[] = {
{ qemuDomainGetStatsInterface, VIR_DOMAIN_STATS_INTERFACE, false, NULL },
{ qemuDomainGetStatsBlock, VIR_DOMAIN_STATS_BLOCK, true, NULL },
{ qemuDomainGetStatsPerf, VIR_DOMAIN_STATS_PERF, false, NULL },
{ qemuDomainGetStatsIOThread, VIR_DOMAIN_STATS_IOTHREAD, true, queryIOThreadRequired },
{ qemuDomainGetStatsIOThread, VIR_DOMAIN_STATS_IOTHREAD, true, NULL },
{ qemuDomainGetStatsMemory, VIR_DOMAIN_STATS_MEMORY, false, NULL },
{ qemuDomainGetStatsDirtyRate, VIR_DOMAIN_STATS_DIRTYRATE, true, queryDirtyRateRequired },
{ qemuDomainGetStatsVm, VIR_DOMAIN_STATS_VM, true, queryVmRequired },

23
src/qemu/qemu_process.c
View File

@ -2350,11 +2350,6 @@ qemuProcessDetectIOThreadPIDs(virDomainObj *vm,
int ret = -1;
size_t i;
if (!virQEMUCapsGet(priv->qemuCaps, QEMU_CAPS_OBJECT_IOTHREAD)) {
ret = 0;
goto cleanup;
}
/* Get the list of IOThreads from qemu */
if (qemuDomainObjEnterMonitorAsync(vm, asyncJob) < 0)
goto cleanup;
@ -5364,21 +5359,6 @@ qemuProcessStartValidateGraphics(virDomainObj *vm)
}
static int
qemuProcessStartValidateIOThreads(virDomainObj *vm,
virQEMUCaps *qemuCaps)
{
if (vm->def->niothreadids > 0 &&
!virQEMUCapsGet(qemuCaps, QEMU_CAPS_OBJECT_IOTHREAD)) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("IOThreads not supported for this QEMU"));
return -1;
}
return 0;
}
static int
qemuProcessStartValidateShmem(virDomainObj *vm)
{
@ -5553,9 +5533,6 @@ qemuProcessStartValidate(virQEMUDriver *driver,
if (qemuProcessStartValidateGraphics(vm) < 0)
return -1;
if (qemuProcessStartValidateIOThreads(vm, qemuCaps) < 0)
return -1;
if (qemuProcessStartValidateShmem(vm) < 0)
return -1;