LXC: use virDomainObjBeginJob()

This patch removes virLXCDomainObjBeginJob() and replaces it with
call to the generalized virDomainObjBeginJob().

Signed-off-by: Kristina Hanicova <khanicov@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
Signed-off-by: Ján Tomko <jtomko@redhat.com>
This commit is contained in:
Kristina Hanicova 2022-09-05 15:57:07 +02:00 committed by Ján Tomko
parent 31d9c22d8e
commit 28ed7ceb4e
3 changed files with 23 additions and 86 deletions

View File

@ -35,63 +35,6 @@
VIR_LOG_INIT("lxc.lxc_domain");
/* Give up waiting for mutex after 30 seconds */
#define LXC_JOB_WAIT_TIME (1000ull * 30)
/*
* obj must be locked before calling, virLXCDriver *must NOT be locked
*
* This must be called by anything that will change the VM state
* in any way
*
* Upon successful return, the object will have its ref count increased.
* Successful calls must be followed by EndJob eventually.
*/
int
virLXCDomainObjBeginJob(virLXCDriver *driver G_GNUC_UNUSED,
virDomainObj *obj,
virDomainJob job)
{
unsigned long long now;
unsigned long long then;
if (virTimeMillisNow(&now) < 0)
return -1;
then = now + LXC_JOB_WAIT_TIME;
while (obj->job->active) {
VIR_DEBUG("Wait normal job condition for starting job: %s",
virDomainJobTypeToString(job));
if (virCondWaitUntil(&obj->job->cond, &obj->parent.lock, then) < 0)
goto error;
}
virDomainObjResetJob(obj->job);
VIR_DEBUG("Starting job: %s", virDomainJobTypeToString(job));
obj->job->active = job;
obj->job->owner = virThreadSelfID();
return 0;
error:
VIR_WARN("Cannot start job (%s) for domain %s;"
" current job is (%s) owned by (%llu)",
virDomainJobTypeToString(job),
obj->def->name,
virDomainJobTypeToString(obj->job->active),
obj->job->owner);
if (errno == ETIMEDOUT)
virReportError(VIR_ERR_OPERATION_TIMEOUT,
"%s", _("cannot acquire state change lock"));
else
virReportSystemError(errno,
"%s", _("cannot acquire job mutex"));
return -1;
}
/*
* obj must be locked and have a reference before calling
*

View File

@ -72,12 +72,6 @@ extern virXMLNamespace virLXCDriverDomainXMLNamespace;
extern virDomainXMLPrivateDataCallbacks virLXCDriverPrivateDataCallbacks;
extern virDomainDefParserConfig virLXCDriverDomainDefParserConfig;
int
virLXCDomainObjBeginJob(virLXCDriver *driver,
virDomainObj *obj,
virDomainJob job)
G_GNUC_WARN_UNUSED_RESULT;
void
virLXCDomainObjEndJob(virLXCDriver *driver,
virDomainObj *obj);

View File

@ -648,7 +648,7 @@ static int lxcDomainSetMemoryFlags(virDomainPtr dom, unsigned long newmem,
if (virDomainSetMemoryFlagsEnsureACL(dom->conn, vm->def, flags) < 0)
goto cleanup;
if (virLXCDomainObjBeginJob(driver, vm, VIR_JOB_MODIFY) < 0)
if (virDomainObjBeginJob(vm, VIR_JOB_MODIFY) < 0)
goto cleanup;
if (virDomainObjGetDefs(vm, flags, &def, &persistentDef) < 0)
@ -762,7 +762,7 @@ lxcDomainSetMemoryParameters(virDomainPtr dom,
if (virDomainSetMemoryParametersEnsureACL(dom->conn, vm->def, flags) < 0)
goto cleanup;
if (virLXCDomainObjBeginJob(driver, vm, VIR_JOB_MODIFY) < 0)
if (virDomainObjBeginJob(vm, VIR_JOB_MODIFY) < 0)
goto cleanup;
/* QEMU and LXC implementation are identical */
@ -983,7 +983,7 @@ static int lxcDomainCreateWithFiles(virDomainPtr dom,
goto cleanup;
}
if (virLXCDomainObjBeginJob(driver, vm, VIR_JOB_MODIFY) < 0)
if (virDomainObjBeginJob(vm, VIR_JOB_MODIFY) < 0)
goto cleanup;
if (virDomainObjIsActive(vm)) {
@ -1105,7 +1105,7 @@ lxcDomainCreateXMLWithFiles(virConnectPtr conn,
NULL)))
goto cleanup;
if (virLXCDomainObjBeginJob(driver, vm, VIR_JOB_MODIFY) < 0) {
if (virDomainObjBeginJob(vm, VIR_JOB_MODIFY) < 0) {
if (!vm->persistent)
virDomainObjListRemove(driver->domains, vm);
goto cleanup;
@ -1350,7 +1350,7 @@ lxcDomainDestroyFlags(virDomainPtr dom,
if (virDomainDestroyFlagsEnsureACL(dom->conn, vm->def) < 0)
goto cleanup;
if (virLXCDomainObjBeginJob(driver, vm, VIR_JOB_DESTROY) < 0)
if (virDomainObjBeginJob(vm, VIR_JOB_DESTROY) < 0)
goto cleanup;
if (virDomainObjCheckActive(vm) < 0)
@ -1816,7 +1816,7 @@ lxcDomainSetSchedulerParametersFlags(virDomainPtr dom,
if (!(caps = virLXCDriverGetCapabilities(driver, false)))
goto cleanup;
if (virLXCDomainObjBeginJob(driver, vm, VIR_JOB_MODIFY) < 0)
if (virDomainObjBeginJob(vm, VIR_JOB_MODIFY) < 0)
goto cleanup;
if (virDomainObjGetDefs(vm, flags, &def, &persistentDef) < 0)
@ -2035,7 +2035,7 @@ lxcDomainBlockStats(virDomainPtr dom,
if (virDomainBlockStatsEnsureACL(dom->conn, vm->def) < 0)
goto cleanup;
if (virLXCDomainObjBeginJob(driver, vm, VIR_JOB_QUERY) < 0)
if (virDomainObjBeginJob(vm, VIR_JOB_QUERY) < 0)
goto cleanup;
if (virDomainObjCheckActive(vm) < 0)
@ -2118,7 +2118,7 @@ lxcDomainBlockStatsFlags(virDomainPtr dom,
if (virDomainBlockStatsFlagsEnsureACL(dom->conn, vm->def) < 0)
goto cleanup;
if (virLXCDomainObjBeginJob(driver, vm, VIR_JOB_QUERY) < 0)
if (virDomainObjBeginJob(vm, VIR_JOB_QUERY) < 0)
goto cleanup;
if (virDomainObjCheckActive(vm) < 0)
@ -2254,7 +2254,7 @@ lxcDomainSetBlkioParameters(virDomainPtr dom,
if (virDomainSetBlkioParametersEnsureACL(dom->conn, vm->def, flags) < 0)
goto cleanup;
if (virLXCDomainObjBeginJob(driver, vm, VIR_JOB_MODIFY) < 0)
if (virDomainObjBeginJob(vm, VIR_JOB_MODIFY) < 0)
goto cleanup;
if (virDomainObjGetDefs(vm, flags, &def, &persistentDef) < 0)
@ -2396,7 +2396,7 @@ lxcDomainInterfaceStats(virDomainPtr dom,
if (virDomainInterfaceStatsEnsureACL(dom->conn, vm->def) < 0)
goto cleanup;
if (virLXCDomainObjBeginJob(driver, vm, VIR_JOB_QUERY) < 0)
if (virDomainObjBeginJob(vm, VIR_JOB_QUERY) < 0)
goto cleanup;
if (virDomainObjCheckActive(vm) < 0)
@ -2456,7 +2456,7 @@ static int lxcDomainSetAutostart(virDomainPtr dom,
if (virDomainSetAutostartEnsureACL(dom->conn, vm->def) < 0)
goto cleanup;
if (virLXCDomainObjBeginJob(driver, vm, VIR_JOB_MODIFY) < 0)
if (virDomainObjBeginJob(vm, VIR_JOB_MODIFY) < 0)
goto cleanup;
if (!vm->persistent) {
@ -2607,7 +2607,7 @@ static int lxcDomainSuspend(virDomainPtr dom)
if (virDomainSuspendEnsureACL(dom->conn, vm->def) < 0)
goto cleanup;
if (virLXCDomainObjBeginJob(driver, vm, VIR_JOB_MODIFY) < 0)
if (virDomainObjBeginJob(vm, VIR_JOB_MODIFY) < 0)
goto cleanup;
if (virDomainObjCheckActive(vm) < 0)
@ -2657,7 +2657,7 @@ static int lxcDomainResume(virDomainPtr dom)
if (virDomainResumeEnsureACL(dom->conn, vm->def) < 0)
goto cleanup;
if (virLXCDomainObjBeginJob(driver, vm, VIR_JOB_MODIFY) < 0)
if (virDomainObjBeginJob(vm, VIR_JOB_MODIFY) < 0)
goto cleanup;
if (virDomainObjCheckActive(vm) < 0)
@ -2786,7 +2786,7 @@ lxcDomainSendProcessSignal(virDomainPtr dom,
if (virDomainSendProcessSignalEnsureACL(dom->conn, vm->def) < 0)
goto cleanup;
if (virLXCDomainObjBeginJob(driver, vm, VIR_JOB_MODIFY) < 0)
if (virDomainObjBeginJob(vm, VIR_JOB_MODIFY) < 0)
goto cleanup;
if (virDomainObjCheckActive(vm) < 0)
@ -2871,7 +2871,7 @@ lxcDomainShutdownFlags(virDomainPtr dom,
if (virDomainShutdownFlagsEnsureACL(dom->conn, vm->def, flags) < 0)
goto cleanup;
if (virLXCDomainObjBeginJob(driver, vm, VIR_JOB_MODIFY) < 0)
if (virDomainObjBeginJob(vm, VIR_JOB_MODIFY) < 0)
goto cleanup;
if (virDomainObjCheckActive(vm) < 0)
@ -2947,7 +2947,7 @@ lxcDomainReboot(virDomainPtr dom,
if (virDomainRebootEnsureACL(dom->conn, vm->def, flags) < 0)
goto cleanup;
if (virLXCDomainObjBeginJob(driver, vm, VIR_JOB_MODIFY) < 0)
if (virDomainObjBeginJob(vm, VIR_JOB_MODIFY) < 0)
goto cleanup;
if (virDomainObjCheckActive(vm) < 0)
@ -4278,7 +4278,7 @@ static int lxcDomainAttachDeviceFlags(virDomainPtr dom,
if (virDomainAttachDeviceFlagsEnsureACL(dom->conn, vm->def, flags) < 0)
goto cleanup;
if (virLXCDomainObjBeginJob(driver, vm, VIR_JOB_MODIFY) < 0)
if (virDomainObjBeginJob(vm, VIR_JOB_MODIFY) < 0)
goto cleanup;
if (virDomainObjUpdateModificationImpact(vm, &flags) < 0)
@ -4383,7 +4383,7 @@ static int lxcDomainUpdateDeviceFlags(virDomainPtr dom,
if (virDomainUpdateDeviceFlagsEnsureACL(dom->conn, vm->def, flags) < 0)
goto cleanup;
if (virLXCDomainObjBeginJob(driver, vm, VIR_JOB_MODIFY) < 0)
if (virDomainObjBeginJob(vm, VIR_JOB_MODIFY) < 0)
goto cleanup;
if (virDomainObjUpdateModificationImpact(vm, &flags) < 0)
@ -4446,7 +4446,7 @@ static int lxcDomainDetachDeviceFlags(virDomainPtr dom,
if (virDomainDetachDeviceFlagsEnsureACL(dom->conn, vm->def, flags) < 0)
goto cleanup;
if (virLXCDomainObjBeginJob(driver, vm, VIR_JOB_MODIFY) < 0)
if (virDomainObjBeginJob(vm, VIR_JOB_MODIFY) < 0)
goto cleanup;
if (virDomainObjUpdateModificationImpact(vm, &flags) < 0)
@ -4546,7 +4546,7 @@ static int lxcDomainLxcOpenNamespace(virDomainPtr dom,
if (virDomainLxcOpenNamespaceEnsureACL(dom->conn, vm->def) < 0)
goto cleanup;
if (virLXCDomainObjBeginJob(driver, vm, VIR_JOB_QUERY) < 0)
if (virDomainObjBeginJob(vm, VIR_JOB_QUERY) < 0)
goto cleanup;
if (virDomainObjCheckActive(vm) < 0)
@ -4629,7 +4629,7 @@ lxcDomainMemoryStats(virDomainPtr dom,
if (virDomainMemoryStatsEnsureACL(dom->conn, vm->def) < 0)
goto cleanup;
if (virLXCDomainObjBeginJob(driver, vm, VIR_JOB_QUERY) < 0)
if (virDomainObjBeginJob(vm, VIR_JOB_QUERY) < 0)
goto cleanup;
if (virDomainObjCheckActive(vm) < 0)
@ -4799,7 +4799,7 @@ lxcDomainSetMetadata(virDomainPtr dom,
if (virDomainSetMetadataEnsureACL(dom->conn, vm->def, flags) < 0)
goto cleanup;
if (virLXCDomainObjBeginJob(driver, vm, VIR_JOB_MODIFY) < 0)
if (virDomainObjBeginJob(vm, VIR_JOB_MODIFY) < 0)
goto cleanup;
ret = virDomainObjSetMetadata(vm, type, metadata, key, uri,
@ -4905,7 +4905,7 @@ lxcDomainGetHostname(virDomainPtr dom,
if (virDomainGetHostnameEnsureACL(dom->conn, vm->def) < 0)
goto cleanup;
if (virLXCDomainObjBeginJob(driver, vm, VIR_JOB_QUERY) < 0)
if (virDomainObjBeginJob(vm, VIR_JOB_QUERY) < 0)
goto cleanup;
if (virDomainObjCheckActive(vm) < 0)