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qemuDomainBlockJobAbort: use sync block job helpers

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The !modern code path needs to call qemuBlockJobEventProcess directly.
the modern code path will call it via qemuBlockJobSyncWait.

Signed-off-by: Michael Chapman <mike@very.puzzling.org>
This commit is contained in:
Michael Chapman 2015-04-16 19:24:22 +10:00 committed by Michal Privoznik
parent 1ec03c8772
commit 1e106fee57
1 changed files with 20 additions and 36 deletions
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56
src/qemu/qemu_driver.c
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@ -16663,7 +16663,7 @@ qemuDomainBlockJobAbort(virDomainPtr dom,
{
virQEMUDriverPtr driver = dom->conn->privateData;
char *device = NULL;
virDomainDiskDefPtr disk;
virDomainDiskDefPtr disk = NULL;
virQEMUDriverConfigPtr cfg = virQEMUDriverGetConfig(driver);
bool save = false;
int idx;
@ -16698,14 +16698,6 @@ qemuDomainBlockJobAbort(virDomainPtr dom,
goto endjob;
disk = vm->def->disks[idx];
if (modern && !async) {
/* prepare state for event delivery. Since qemuDomainBlockPivot is
* synchronous, but the event is delivered asynchronously we need to
* wait too */
disk->blockJobStatus = -1;
disk->blockJobSync = true;
}
if (disk->mirrorState != VIR_DOMAIN_DISK_MIRROR_STATE_NONE &&
disk->mirrorState != VIR_DOMAIN_DISK_MIRROR_STATE_READY) {
virReportError(VIR_ERR_OPERATION_INVALID,
@ -16714,11 +16706,14 @@ qemuDomainBlockJobAbort(virDomainPtr dom,
goto endjob;
}
if (modern && !async) {
/* prepare state for event delivery */
qemuBlockJobSyncBegin(disk);
}
if (pivot) {
if ((ret = qemuDomainBlockPivot(driver, vm, device, disk)) < 0) {
disk->blockJobSync = false;
if ((ret = qemuDomainBlockPivot(driver, vm, device, disk)) < 0)
goto endjob;
}
} else {
if (disk->mirror) {
disk->mirrorState = VIR_DOMAIN_DISK_MIRROR_STATE_ABORT;
@ -16758,36 +16753,25 @@ qemuDomainBlockJobAbort(virDomainPtr dom,
* blockcopy and active commit, so we can hardcode the
* event to pull and let qemuBlockJobEventProcess() handle
* the rest as usual */
disk->blockJobType = VIR_DOMAIN_BLOCK_JOB_TYPE_PULL;
disk->blockJobStatus = VIR_DOMAIN_BLOCK_JOB_CANCELED;
qemuBlockJobEventProcess(driver, vm, disk,
VIR_DOMAIN_BLOCK_JOB_TYPE_PULL,
VIR_DOMAIN_BLOCK_JOB_CANCELED);
} else {
while (disk->blockJobStatus == -1 && disk->blockJobSync) {
if (virCondWait(&disk->blockJobSyncCond, &vm->parent.lock) < 0) {
virReportSystemError(errno, "%s",
_("Unable to wait on block job sync "
"condition"));
disk->blockJobSync = false;
goto endjob;
}
virConnectDomainEventBlockJobStatus status = -1;
if (qemuBlockJobSyncWait(driver, vm, disk, &status) < 0) {
ret = -1;
} else if (status == VIR_DOMAIN_BLOCK_JOB_FAILED) {
virReportError(VIR_ERR_OPERATION_FAILED,
_("failed to terminate block job on disk '%s'"),
disk->dst);
ret = -1;
}
}
qemuBlockJobEventProcess(driver, vm, disk,
disk->blockJobType,
disk->blockJobStatus);
/* adjust the return code if we've got an explicit failure */
if (disk->blockJobStatus == VIR_DOMAIN_BLOCK_JOB_FAILED) {
virReportError(VIR_ERR_OPERATION_FAILED,
_("failed to terminate block job on disk '%s'"),
disk->dst);
ret = -1;
}
disk->blockJobSync = false;
}
endjob:
if (disk && disk->blockJobSync)
qemuBlockJobSyncEnd(driver, vm, disk, NULL);
qemuDomainObjEndJob(driver, vm);
cleanup: