[PATCH 2/2] qemu: don't needlessly unset close callback during perform phase

Nikolay Shirokovskiy nshirokovskiy at virtuozzo.com
Tue Aug 18 10:26:36 UTC 2020


During API call connection is referenced and close callback is called when
connection is disposed. Thus during API call close callback cannot be triggered
and we don't need to unset callback on API call duration.

This code was added in [1] and commit does not explain this part of the
patch.

[1] 1fdc53c3: qemu: Avoid dangling migration-out job when client dies

Signed-off-by: Nikolay Shirokovskiy <nshirokovskiy at virtuozzo.com>
---
 src/qemu/qemu_migration.c | 9 +--------
 1 file changed, 1 insertion(+), 8 deletions(-)

diff --git a/src/qemu/qemu_migration.c b/src/qemu/qemu_migration.c
index 301475a..7615dab 100644
--- a/src/qemu/qemu_migration.c
+++ b/src/qemu/qemu_migration.c
@@ -4743,7 +4743,6 @@ qemuMigrationSrcPerformJob(virQEMUDriverPtr driver,
  */
 static int
 qemuMigrationSrcPerformPhase(virQEMUDriverPtr driver,
-                             virConnectPtr conn,
                              virDomainObjPtr vm,
                              const char *persist_xml,
                              const char *uri,
@@ -4772,8 +4771,6 @@ qemuMigrationSrcPerformPhase(virQEMUDriverPtr driver,
     }
 
     qemuMigrationJobStartPhase(driver, vm, QEMU_MIGRATION_PHASE_PERFORM3);
-    virCloseCallbacksUnset(driver->closeCallbacks, vm,
-                           qemuMigrationSrcCleanup);
 
     ret = qemuMigrationSrcPerformNative(driver, vm, persist_xml, uri, cookiein, cookieinlen,
                                         cookieout, cookieoutlen,
@@ -4787,10 +4784,6 @@ qemuMigrationSrcPerformPhase(virQEMUDriverPtr driver,
 
     qemuMigrationJobSetPhase(driver, vm, QEMU_MIGRATION_PHASE_PERFORM3_DONE);
 
-    if (virCloseCallbacksSet(driver->closeCallbacks, vm, conn,
-                             qemuMigrationSrcCleanup) < 0)
-        goto endjob;
-
  endjob:
     if (ret < 0) {
         qemuMigrationParamsReset(driver, vm, QEMU_ASYNC_JOB_MIGRATION_OUT,
@@ -4862,7 +4855,7 @@ qemuMigrationSrcPerform(virQEMUDriverPtr driver,
         }
 
         if (v3proto) {
-            return qemuMigrationSrcPerformPhase(driver, conn, vm, persist_xml, uri,
+            return qemuMigrationSrcPerformPhase(driver, vm, persist_xml, uri,
                                                 graphicsuri,
                                                 nmigrate_disks, migrate_disks,
                                                 migParams,
-- 
1.8.3.1




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