[libvirt] [PATCH 8/8] Use max speed specified in domain conf when migrating

Jim Fehlig jfehlig at novell.com
Fri Aug 26 18:10:27 UTC 2011


Prefer qemuMigrationRun() 'resource' parameter, but consider value
set in domain conf if 'resource' is 0.
---
 src/qemu/qemu_migration.c |    6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/qemu/qemu_migration.c b/src/qemu/qemu_migration.c
index 910cd8d..878d163 100644
--- a/src/qemu/qemu_migration.c
+++ b/src/qemu/qemu_migration.c
@@ -1415,6 +1415,8 @@ qemuMigrationRun(struct qemud_driver *driver,
     qemuMigrationCookiePtr mig = NULL;
     qemuMigrationIOThreadPtr iothread = NULL;
     int fd = -1;
+    unsigned long migrate_speed = resource ? resource :
+            vm->def->migration_max_bandwidth;
 
     VIR_DEBUG("driver=%p, vm=%p, cookiein=%s, cookieinlen=%d, "
               "cookieout=%p, cookieoutlen=%p, flags=%lx, resource=%lu, "
@@ -1450,8 +1452,8 @@ qemuMigrationRun(struct qemud_driver *driver,
                                        QEMU_ASYNC_JOB_MIGRATION_OUT) < 0)
         goto cleanup;
 
-    if (resource > 0 &&
-        qemuMonitorSetMigrationSpeed(priv->mon, resource) < 0) {
+    if (migrate_speed > 0 &&
+        qemuMonitorSetMigrationSpeed(priv->mon, migrate_speed) < 0) {
         qemuDomainObjExitMonitorWithDriver(driver, vm);
         goto cleanup;
     }
-- 
1.7.5.4




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