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qemu_domain: Document qemuDomainObjBeginJob

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Provide a small comment on the function and its parameters.

Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
Reviewed-by: John Ferlan <jferlan@redhat.com>
This commit is contained in:
Michal Privoznik 2018-06-07 10:17:09 +02:00
parent 23f55840f5
commit dd92df93f4
1 changed files with 16 additions and 2 deletions
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18
src/qemu/qemu_domain.c
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@ -6353,8 +6353,22 @@ qemuDomainJobAllowed(qemuDomainObjPrivatePtr priv, qemuDomainJob job)
/* Give up waiting for mutex after 30 seconds */
#define QEMU_JOB_WAIT_TIME (1000ull * 30)
/*
* obj must be locked before calling
/**
* qemuDomainObjBeginJobInternal:
* @driver: qemu driver
* @obj: domain object
* @job: qemuDomainJob to start
* @asyncJob: qemuDomainAsyncJob to start
*
* Acquires job for a domain object which must be locked before
* calling. If there's already a job running waits up to
* QEMU_JOB_WAIT_TIME after which the functions fails reporting
* an error.
*
* Returns: 0 on success,
* -2 if unable to start job because of timeout or
* maxQueuedJobs limit,
* -1 otherwise.
*/
static int ATTRIBUTE_NONNULL(1)
qemuDomainObjBeginJobInternal(virQEMUDriverPtr driver,