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qemu: Move qemuDomainCheckMigrationCapabilities

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Since the function is tightly connected to migration, it was renamed as
qemuMigrationCapsCheck and moved to qemu_migration_params.c.

Signed-off-by: Jiri Denemark <jdenemar@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
This commit is contained in:
Jiri Denemark 2018-02-20 16:40:21 +01:00
parent 0eceb3bc14
commit 1ce205f93e
5 changed files with 78 additions and 77 deletions
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72
src/qemu/qemu_domain.c
View File

@ -11782,78 +11782,6 @@ qemuDomainCheckCCWS390AddressSupport(const virDomainDef *def,
}
int
qemuDomainCheckMigrationCapabilities(virQEMUDriverPtr driver,
virDomainObjPtr vm,
qemuDomainAsyncJob asyncJob)
{
qemuDomainObjPrivatePtr priv = vm->privateData;
char **caps = NULL;
char **capStr;
int ret = -1;
int rc;
if (qemuDomainObjEnterMonitorAsync(driver, vm, asyncJob) < 0)
return -1;
rc = qemuMonitorGetMigrationCapabilities(priv->mon, &caps);
if (qemuDomainObjExitMonitor(driver, vm) < 0 || rc < 0)
goto cleanup;
if (!caps) {
ret = 0;
goto cleanup;
}
priv->migrationCaps = virBitmapNew(QEMU_MONITOR_MIGRATION_CAPS_LAST);
if (!priv->migrationCaps)
goto cleanup;
for (capStr = caps; *capStr; capStr++) {
int cap = qemuMonitorMigrationCapsTypeFromString(*capStr);
if (cap < 0) {
VIR_DEBUG("Unknown migration capability: '%s'", *capStr);
} else {
ignore_value(virBitmapSetBit(priv->migrationCaps, cap));
VIR_DEBUG("Found migration capability: '%s'", *capStr);
}
}
if (virQEMUCapsGet(priv->qemuCaps, QEMU_CAPS_MIGRATION_EVENT)) {
if (qemuDomainObjEnterMonitorAsync(driver, vm, asyncJob) < 0)
goto cleanup;
rc = qemuMonitorSetMigrationCapability(priv->mon,
QEMU_MONITOR_MIGRATION_CAPS_EVENTS,
true);
if (qemuDomainObjExitMonitor(driver, vm) < 0)
goto cleanup;
if (rc < 0) {
virResetLastError();
VIR_DEBUG("Cannot enable migration events; clearing capability");
virQEMUCapsClear(priv->qemuCaps, QEMU_CAPS_MIGRATION_EVENT);
}
}
/* Migration events capability must always be enabled, clearing it from
* migration capabilities bitmap makes sure it won't be touched anywhere
* else.
*/
ignore_value(virBitmapClearBit(priv->migrationCaps,
QEMU_MONITOR_MIGRATION_CAPS_EVENTS));
ret = 0;
cleanup:
virStringListFree(caps);
return ret;
}
/**
* qemuDomainPrepareDiskSourceChain:
*

4
src/qemu/qemu_domain.h
View File

@ -982,10 +982,6 @@ bool qemuDomainCheckCCWS390AddressSupport(const virDomainDef *def,
const char *devicename);
int
qemuDomainCheckMigrationCapabilities(virQEMUDriverPtr driver,
virDomainObjPtr vm,
qemuDomainAsyncJob asyncJob);
int
qemuDomainPrepareDiskSourceChain(virDomainDiskDefPtr disk,
virStorageSourcePtr src,
virQEMUDriverConfigPtr cfg,

72
src/qemu/qemu_migration_params.c
View File

@ -452,3 +452,75 @@ qemuMigrationParamsReset(virQEMUDriverPtr driver,
virFreeError(err);
}
}
int
qemuMigrationCapsCheck(virQEMUDriverPtr driver,
virDomainObjPtr vm,
int asyncJob)
{
qemuDomainObjPrivatePtr priv = vm->privateData;
char **caps = NULL;
char **capStr;
int ret = -1;
int rc;
if (qemuDomainObjEnterMonitorAsync(driver, vm, asyncJob) < 0)
return -1;
rc = qemuMonitorGetMigrationCapabilities(priv->mon, &caps);
if (qemuDomainObjExitMonitor(driver, vm) < 0 || rc < 0)
goto cleanup;
if (!caps) {
ret = 0;
goto cleanup;
}
priv->migrationCaps = virBitmapNew(QEMU_MONITOR_MIGRATION_CAPS_LAST);
if (!priv->migrationCaps)
goto cleanup;
for (capStr = caps; *capStr; capStr++) {
int cap = qemuMonitorMigrationCapsTypeFromString(*capStr);
if (cap < 0) {
VIR_DEBUG("Unknown migration capability: '%s'", *capStr);
} else {
ignore_value(virBitmapSetBit(priv->migrationCaps, cap));
VIR_DEBUG("Found migration capability: '%s'", *capStr);
}
}
if (virQEMUCapsGet(priv->qemuCaps, QEMU_CAPS_MIGRATION_EVENT)) {
if (qemuDomainObjEnterMonitorAsync(driver, vm, asyncJob) < 0)
goto cleanup;
rc = qemuMonitorSetMigrationCapability(priv->mon,
QEMU_MONITOR_MIGRATION_CAPS_EVENTS,
true);
if (qemuDomainObjExitMonitor(driver, vm) < 0)
goto cleanup;
if (rc < 0) {
virResetLastError();
VIR_DEBUG("Cannot enable migration events; clearing capability");
virQEMUCapsClear(priv->qemuCaps, QEMU_CAPS_MIGRATION_EVENT);
}
}
/* Migration events capability must always be enabled, clearing it from
* migration capabilities bitmap makes sure it won't be touched anywhere
* else.
*/
ignore_value(virBitmapClearBit(priv->migrationCaps,
QEMU_MONITOR_MIGRATION_CAPS_EVENTS));
ret = 0;
cleanup:
virStringListFree(caps);
return ret;
}

5
src/qemu/qemu_migration_params.h
View File

@ -79,4 +79,9 @@ qemuMigrationParamsReset(virQEMUDriverPtr driver,
virDomainObjPtr vm,
int asyncJob);
int
qemuMigrationCapsCheck(virQEMUDriverPtr driver,
virDomainObjPtr vm,
int asyncJob);
#endif /* __QEMU_MIGRATION_PARAMS_H__ */

2
src/qemu/qemu_process.c
View File

@ -1840,7 +1840,7 @@ qemuConnectMonitor(virQEMUDriverPtr driver, virDomainObjPtr vm, int asyncJob,
if (qemuProcessInitMonitor(driver, vm, asyncJob) < 0)
return -1;
if (qemuDomainCheckMigrationCapabilities(driver, vm, asyncJob) < 0)
if (qemuMigrationCapsCheck(driver, vm, asyncJob) < 0)
return -1;
return 0;