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hypervisor: domain_job: add maxQueuedJobs

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This patch adds a new variable maxQueuedJobs into the job object
as it is the last hypervisor-based part of the begin job. Since
this patch, it will not be necessary to propagate driver
structure into the job functions.

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 2022-08-10 14:57:01 +02:00 committed by Ján Tomko
parent 6ba0ead714
commit fe3df84a9c
3 changed files with 9 additions and 6 deletions
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1
src/hypervisor/domain_job.h
View File

@ -155,6 +155,7 @@ struct _virDomainJobObj {
virCond cond; /* Use to coordinate jobs */
int jobsQueued;
unsigned int maxQueuedJobs;
/* The following members are for VIR_JOB_* */
virDomainJob active; /* currently running job */

3
src/qemu/qemu_domain.c
View File

@ -1758,6 +1758,7 @@ static void *
qemuDomainObjPrivateAlloc(void *opaque)
{
g_autoptr(qemuDomainObjPrivate) priv = g_new0(qemuDomainObjPrivate, 1);
g_autoptr(virQEMUDriverConfig) cfg = virQEMUDriverGetConfig(opaque);
if (virDomainObjInitJob(&priv->job, &qemuPrivateJobCallbacks) < 0) {
virReportSystemError(errno, "%s",
@ -1770,6 +1771,8 @@ qemuDomainObjPrivateAlloc(void *opaque)
priv->blockjobs = virHashNew(virObjectUnref);
priv->job.maxQueuedJobs = cfg->maxQueuedJobs;
/* agent commands block by default, user can choose different behavior */
priv->agentTimeout = VIR_DOMAIN_AGENT_RESPONSE_TIMEOUT_BLOCK;
priv->migMaxBandwidth = QEMU_DOMAIN_MIG_BANDWIDTH_MAX;

11
src/qemu/qemu_domainjob.c
View File

@ -723,7 +723,7 @@ qemuDomainObjReleaseAsyncJob(virDomainObj *obj)
* -1 otherwise.
*/
static int ATTRIBUTE_NONNULL(1)
qemuDomainObjBeginJobInternal(virQEMUDriver *driver,
qemuDomainObjBeginJobInternal(virQEMUDriver *driver G_GNUC_UNUSED,
virDomainObj *obj,
virDomainJob job,
virDomainAgentJob agentJob,
@ -734,7 +734,6 @@ qemuDomainObjBeginJobInternal(virQEMUDriver *driver,
unsigned long long now;
unsigned long long then;
bool nested = job == VIR_JOB_ASYNC_NESTED;
g_autoptr(virQEMUDriverConfig) cfg = virQEMUDriverGetConfig(driver);
const char *blocker = NULL;
const char *agentBlocker = NULL;
int ret = -1;
@ -763,8 +762,8 @@ qemuDomainObjBeginJobInternal(virQEMUDriver *driver,
retry:
if (job != VIR_JOB_ASYNC &&
job != VIR_JOB_DESTROY &&
cfg->maxQueuedJobs &&
priv->job.jobsQueued > cfg->maxQueuedJobs) {
priv->job.maxQueuedJobs &&
priv->job.jobsQueued > priv->job.maxQueuedJobs) {
goto error;
}
@ -907,8 +906,8 @@ qemuDomainObjBeginJobInternal(virQEMUDriver *driver,
_("cannot acquire state change lock"));
}
ret = -2;
} else if (cfg->maxQueuedJobs &&
priv->job.jobsQueued > cfg->maxQueuedJobs) {
} else if (priv->job.maxQueuedJobs &&
priv->job.jobsQueued > priv->job.maxQueuedJobs) {
if (blocker && agentBlocker) {
virReportError(VIR_ERR_OPERATION_FAILED,
_("cannot acquire state change "