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qemu: Transfer recomputed stats back to source

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After the previous commit, migration statistics on the source and
destination hosts are not equal because the destination updated time
statistics. Let's send the result back so that the same data can be
queried on both sides of the migration.

Signed-off-by: Jiri Denemark <jdenemar@redhat.com>
This commit is contained in:
Jiri Denemark 2014-08-28 16:39:58 +02:00
parent eaee338ae6
commit a1c0180d0e
1 changed files with 21 additions and 2 deletions
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23
src/qemu/qemu_migration.c
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@ -3019,9 +3019,27 @@ qemuMigrationConfirmPhase(virQEMUDriverPtr driver,
? QEMU_MIGRATION_PHASE_CONFIRM3
: QEMU_MIGRATION_PHASE_CONFIRM3_CANCELLED);
if (!(mig = qemuMigrationEatCookie(driver, vm, cookiein, cookieinlen, 0)))
if (!(mig = qemuMigrationEatCookie(driver, vm, cookiein, cookieinlen,
QEMU_MIGRATION_COOKIE_STATS)))
goto cleanup;
/* Update total times with the values sent by the destination daemon */
if (mig->jobInfo) {
qemuDomainObjPrivatePtr priv = vm->privateData;
if (priv->job.completed) {
qemuDomainJobInfoPtr jobInfo = priv->job.completed;
if (mig->jobInfo->status.downtime_set) {
jobInfo->status.downtime = mig->jobInfo->status.downtime;
jobInfo->status.downtime_set = true;
}
if (mig->jobInfo->timeElapsed)
jobInfo->timeElapsed = mig->jobInfo->timeElapsed;
} else {
priv->job.completed = mig->jobInfo;
mig->jobInfo = NULL;
}
}
if (flags & VIR_MIGRATE_OFFLINE)
goto done;
@ -4860,7 +4878,8 @@ qemuMigrationFinish(virQEMUDriverPtr driver,
VIR_DOMAIN_EVENT_STOPPED_FAILED);
}
if (qemuMigrationBakeCookie(mig, driver, vm, cookieout, cookieoutlen, 0) < 0)
if (qemuMigrationBakeCookie(mig, driver, vm, cookieout, cookieoutlen,
QEMU_MIGRATION_COOKIE_STATS) < 0)
VIR_WARN("Unable to encode migration cookie");
endjob: