qemu: Warn on possibly incorrect usage of EnterMonitor*

The qemuDomainObjEnterMonitor() should not be called without a
job set. Catch this error and produce a warning message if such
call occurred.

Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
Reviewed-by: Jonathon Jongsma <jjongsma@redhat.com>
This commit is contained in:
Michal Privoznik 2019-11-07 14:05:43 +01:00
parent ebd004299a
commit 1faf74050f

View File

@ -8719,6 +8719,11 @@ qemuDomainObjEnterMonitorInternal(virQEMUDriverPtr driver,
} else if (priv->job.asyncOwner == virThreadSelfID()) {
VIR_WARN("This thread seems to be the async job owner; entering"
" monitor without asking for a nested job is dangerous");
} else if (priv->job.owner != virThreadSelfID()) {
VIR_WARN("Entering a monitor without owning a job. "
"Job %s owner %s (%llu)",
qemuDomainJobTypeToString(priv->job.active),
priv->job.ownerAPI, priv->job.owner);
}
VIR_DEBUG("Entering monitor (mon=%p vm=%p name=%s)",