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qemu: Remove virDomainLiveConfigHelperMethod from qemuDomainSetSchedulerParametersFlags

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This refactor also makes a distinction between the pointer to the
original definition and copied one to prevent mixups.
This commit is contained in:
Peter Krempa 2016-05-25 12:56:11 +02:00
parent 48dc930aab
commit a5c70e58f2
1 changed files with 47 additions and 46 deletions
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93
src/qemu/qemu_driver.c
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@ -9962,7 +9962,9 @@ qemuDomainSetSchedulerParametersFlags(virDomainPtr dom,
virQEMUDriverPtr driver = dom->conn->privateData;
size_t i;
virDomainObjPtr vm = NULL;
virDomainDefPtr vmdef = NULL;
virDomainDefPtr def = NULL;
virDomainDefPtr persistentDef = NULL;
virDomainDefPtr persistentDefCopy = NULL;
unsigned long long value_ul;
long long value_l;
int ret = -1;
@ -10016,22 +10018,21 @@ qemuDomainSetSchedulerParametersFlags(virDomainPtr dom,
if (qemuDomainObjBeginJob(driver, vm, QEMU_JOB_MODIFY) < 0)
goto cleanup;
if (virDomainLiveConfigHelperMethod(caps, driver->xmlopt, vm, &flags,
&vmdef) < 0)
if (virDomainObjGetDefs(vm, flags, &def, &persistentDef) < 0)
goto endjob;
if (flags & VIR_DOMAIN_AFFECT_CONFIG) {
if (persistentDef) {
/* Make a copy for updated domain. */
if (!(vmdef = virDomainObjCopyPersistentDef(vm, caps, driver->xmlopt)))
if (!(persistentDefCopy = virDomainObjCopyPersistentDef(vm, caps,
driver->xmlopt)))
goto endjob;
}
if (flags & VIR_DOMAIN_AFFECT_LIVE) {
if (!virCgroupHasController(priv->cgroup, VIR_CGROUP_CONTROLLER_CPU)) {
virReportError(VIR_ERR_OPERATION_INVALID,
"%s", _("cgroup CPU controller is not mounted"));
goto endjob;
}
if (def &&
!virCgroupHasController(priv->cgroup, VIR_CGROUP_CONTROLLER_CPU)) {
virReportError(VIR_ERR_OPERATION_INVALID, "%s",
_("cgroup CPU controller is not mounted"));
goto endjob;
}
for (i = 0; i < nparams; i++) {
@ -10040,7 +10041,7 @@ qemuDomainSetSchedulerParametersFlags(virDomainPtr dom,
value_l = param->value.l;
if (STREQ(param->field, VIR_DOMAIN_SCHEDULER_CPU_SHARES)) {
if (flags & VIR_DOMAIN_AFFECT_LIVE) {
if (def) {
unsigned long long val;
if (virCgroupSetCpuShares(priv->cgroup, value_ul) < 0)
goto endjob;
@ -10048,8 +10049,8 @@ qemuDomainSetSchedulerParametersFlags(virDomainPtr dom,
if (virCgroupGetCpuShares(priv->cgroup, &val) < 0)
goto endjob;
vm->def->cputune.shares = val;
vm->def->cputune.sharesSpecified = true;
def->cputune.shares = val;
def->cputune.sharesSpecified = true;
if (virTypedParamsAddULLong(&eventParams, &eventNparams,
&eventMaxNparams,
@ -10058,9 +10059,9 @@ qemuDomainSetSchedulerParametersFlags(virDomainPtr dom,
goto endjob;
}
if (flags & VIR_DOMAIN_AFFECT_CONFIG) {
vmdef->cputune.shares = value_ul;
vmdef->cputune.sharesSpecified = true;
if (persistentDef) {
persistentDefCopy->cputune.shares = value_ul;
persistentDefCopy->cputune.sharesSpecified = true;
}
@ -10068,11 +10069,11 @@ qemuDomainSetSchedulerParametersFlags(virDomainPtr dom,
SCHED_RANGE_CHECK(value_ul, VIR_DOMAIN_SCHEDULER_VCPU_PERIOD,
QEMU_SCHED_MIN_PERIOD, QEMU_SCHED_MAX_PERIOD);
if (flags & VIR_DOMAIN_AFFECT_LIVE && value_ul) {
if (def && value_ul) {
if ((rc = qemuSetVcpusBWLive(vm, priv->cgroup, value_ul, 0)))
goto endjob;
vm->def->cputune.period = value_ul;
def->cputune.period = value_ul;
if (virTypedParamsAddULLong(&eventParams, &eventNparams,
&eventMaxNparams,
@ -10081,18 +10082,18 @@ qemuDomainSetSchedulerParametersFlags(virDomainPtr dom,
goto endjob;
}
if (flags & VIR_DOMAIN_AFFECT_CONFIG)
vmdef->cputune.period = params[i].value.ul;
if (persistentDef)
persistentDefCopy->cputune.period = params[i].value.ul;
} else if (STREQ(param->field, VIR_DOMAIN_SCHEDULER_VCPU_QUOTA)) {
SCHED_RANGE_CHECK(value_l, VIR_DOMAIN_SCHEDULER_VCPU_QUOTA,
QEMU_SCHED_MIN_QUOTA, QEMU_SCHED_MAX_QUOTA);
if (flags & VIR_DOMAIN_AFFECT_LIVE && value_l) {
if (def && value_l) {
if ((rc = qemuSetVcpusBWLive(vm, priv->cgroup, 0, value_l)))
goto endjob;
vm->def->cputune.quota = value_l;
def->cputune.quota = value_l;
if (virTypedParamsAddLLong(&eventParams, &eventNparams,
&eventMaxNparams,
@ -10101,18 +10102,18 @@ qemuDomainSetSchedulerParametersFlags(virDomainPtr dom,
goto endjob;
}
if (flags & VIR_DOMAIN_AFFECT_CONFIG)
vmdef->cputune.quota = value_l;
if (persistentDef)
persistentDefCopy->cputune.quota = value_l;
} else if (STREQ(param->field, VIR_DOMAIN_SCHEDULER_GLOBAL_PERIOD)) {
SCHED_RANGE_CHECK(value_ul, VIR_DOMAIN_SCHEDULER_GLOBAL_PERIOD,
QEMU_SCHED_MIN_PERIOD, QEMU_SCHED_MAX_PERIOD);
if (flags & VIR_DOMAIN_AFFECT_LIVE && value_ul) {
if (def && value_ul) {
if ((rc = qemuSetGlobalBWLive(priv->cgroup, value_ul, 0)))
goto endjob;
vm->def->cputune.global_period = value_ul;
def->cputune.global_period = value_ul;
if (virTypedParamsAddULLong(&eventParams, &eventNparams,
&eventMaxNparams,
@ -10121,18 +10122,18 @@ qemuDomainSetSchedulerParametersFlags(virDomainPtr dom,
goto endjob;
}
if (flags & VIR_DOMAIN_AFFECT_CONFIG)
vmdef->cputune.period = params[i].value.ul;
if (persistentDef)
persistentDefCopy->cputune.period = params[i].value.ul;
} else if (STREQ(param->field, VIR_DOMAIN_SCHEDULER_GLOBAL_QUOTA)) {
SCHED_RANGE_CHECK(value_l, VIR_DOMAIN_SCHEDULER_GLOBAL_QUOTA,
QEMU_SCHED_MIN_QUOTA, QEMU_SCHED_MAX_QUOTA);
if (flags & VIR_DOMAIN_AFFECT_LIVE && value_l) {
if (def && value_l) {
if ((rc = qemuSetGlobalBWLive(priv->cgroup, 0, value_l)))
goto endjob;
vm->def->cputune.global_quota = value_l;
def->cputune.global_quota = value_l;
if (virTypedParamsAddLLong(&eventParams, &eventNparams,
&eventMaxNparams,
@ -10141,19 +10142,19 @@ qemuDomainSetSchedulerParametersFlags(virDomainPtr dom,
goto endjob;
}
if (flags & VIR_DOMAIN_AFFECT_CONFIG)
vmdef->cputune.global_quota = value_l;
if (persistentDef)
persistentDefCopy->cputune.global_quota = value_l;
} else if (STREQ(param->field, VIR_DOMAIN_SCHEDULER_EMULATOR_PERIOD)) {
SCHED_RANGE_CHECK(value_ul, VIR_DOMAIN_SCHEDULER_EMULATOR_PERIOD,
QEMU_SCHED_MIN_PERIOD, QEMU_SCHED_MAX_PERIOD);
if (flags & VIR_DOMAIN_AFFECT_LIVE && value_ul) {
if (def && value_ul) {
if ((rc = qemuSetEmulatorBandwidthLive(priv->cgroup,
value_ul, 0)))
goto endjob;
vm->def->cputune.emulator_period = value_ul;
def->cputune.emulator_period = value_ul;
if (virTypedParamsAddULLong(&eventParams, &eventNparams,
&eventMaxNparams,
@ -10162,19 +10163,19 @@ qemuDomainSetSchedulerParametersFlags(virDomainPtr dom,
goto endjob;
}
if (flags & VIR_DOMAIN_AFFECT_CONFIG)
vmdef->cputune.emulator_period = value_ul;
if (persistentDef)
persistentDefCopy->cputune.emulator_period = value_ul;
} else if (STREQ(param->field, VIR_DOMAIN_SCHEDULER_EMULATOR_QUOTA)) {
SCHED_RANGE_CHECK(value_l, VIR_DOMAIN_SCHEDULER_EMULATOR_QUOTA,
QEMU_SCHED_MIN_QUOTA, QEMU_SCHED_MAX_QUOTA);
if (flags & VIR_DOMAIN_AFFECT_LIVE && value_l) {
if (def && value_l) {
if ((rc = qemuSetEmulatorBandwidthLive(priv->cgroup,
0, value_l)))
goto endjob;
vm->def->cputune.emulator_quota = value_l;
def->cputune.emulator_quota = value_l;
if (virTypedParamsAddLLong(&eventParams, &eventNparams,
&eventMaxNparams,
@ -10183,8 +10184,8 @@ qemuDomainSetSchedulerParametersFlags(virDomainPtr dom,
goto endjob;
}
if (flags & VIR_DOMAIN_AFFECT_CONFIG)
vmdef->cputune.emulator_quota = value_l;
if (persistentDef)
persistentDefCopy->cputune.emulator_quota = value_l;
}
}
@ -10197,13 +10198,13 @@ qemuDomainSetSchedulerParametersFlags(virDomainPtr dom,
qemuDomainEventQueue(driver, event);
}
if (flags & VIR_DOMAIN_AFFECT_CONFIG) {
rc = virDomainSaveConfig(cfg->configDir, driver->caps, vmdef);
if (persistentDef) {
rc = virDomainSaveConfig(cfg->configDir, driver->caps, persistentDefCopy);
if (rc < 0)
goto endjob;
virDomainObjAssignDef(vm, vmdef, false, NULL);
vmdef = NULL;
virDomainObjAssignDef(vm, persistentDefCopy, false, NULL);
persistentDefCopy = NULL;
}
ret = 0;
@ -10212,7 +10213,7 @@ qemuDomainSetSchedulerParametersFlags(virDomainPtr dom,
qemuDomainObjEndJob(driver, vm);
cleanup:
virDomainDefFree(vmdef);
virDomainDefFree(persistentDefCopy);
virDomainObjEndAPI(&vm);
if (eventNparams)
virTypedParamsFree(eventParams, eventNparams);