[libvirt] [PATCH 3/5] Save migration speed in qemuDomainMigrateSetMaxSpeed

Jim Fehlig jfehlig at suse.com
Wed Sep 14 16:43:08 UTC 2011


From: Jim Fehlig <jfehlig at novell.com>

Now that migration speed is stored in qemuDomainObjPrivate structure,
save the new value when invoking qemuDomainMigrateSetMaxSpeed().

Allow setting migration speed on inactive domain too.
---
 src/qemu/qemu_driver.c |   36 +++++++++++++++---------------------
 1 files changed, 15 insertions(+), 21 deletions(-)

diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c
index 458787d..0ecd257 100644
--- a/src/qemu/qemu_driver.c
+++ b/src/qemu/qemu_driver.c
@@ -8848,31 +8848,25 @@ qemuDomainMigrateSetMaxSpeed(virDomainPtr dom,
         return -1;
     }
 
-    if (qemuDomainObjBeginJob(driver, vm, QEMU_JOB_MIGRATION_OP) < 0)
-        goto cleanup;
-
-    if (!virDomainObjIsActive(vm)) {
-        qemuReportError(VIR_ERR_OPERATION_INVALID,
-                        "%s", _("domain is not running"));
-        goto endjob;
-    }
-
     priv = vm->privateData;
+    if (virDomainObjIsActive(vm)) {
+        if (qemuDomainObjBeginJob(driver, vm, QEMU_JOB_MIGRATION_OP) < 0)
+            goto cleanup;
 
-    if (priv->job.asyncJob != QEMU_ASYNC_JOB_MIGRATION_OUT) {
-        qemuReportError(VIR_ERR_OPERATION_INVALID,
-                        "%s", _("domain is not being migrated"));
-        goto endjob;
-    }
+        VIR_DEBUG("Setting migration bandwidth to %luMbs", bandwidth);
+        qemuDomainObjEnterMonitor(driver, vm);
+        ret = qemuMonitorSetMigrationSpeed(priv->mon, bandwidth);
+        qemuDomainObjExitMonitor(driver, vm);
 
-    VIR_DEBUG("Setting migration bandwidth to %luMbs", bandwidth);
-    qemuDomainObjEnterMonitor(driver, vm);
-    ret = qemuMonitorSetMigrationSpeed(priv->mon, bandwidth);
-    qemuDomainObjExitMonitor(driver, vm);
+        if (ret == 0)
+            priv->migMaxBandwidth = bandwidth;
 
-endjob:
-    if (qemuDomainObjEndJob(driver, vm) == 0)
-        vm = NULL;
+        if (qemuDomainObjEndJob(driver, vm) == 0)
+            vm = NULL;
+    } else {
+        priv->migMaxBandwidth = bandwidth;
+        ret = 0;
+    }
 
 cleanup:
     if (vm)
-- 
1.7.5.4




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