[libvirt PATCH 2/7] qemu_migration: Use qemuDomainSetMaxMemLock

Jiri Denemark jdenemar at redhat.com
Thu Jun 23 13:58:07 UTC 2022


This helper will not try to set the limit if it is already big enough,
which may be useful when libvirt daemon is running in a containerized
environment and is not allowed to change memory locking limit.

Signed-off-by: Jiri Denemark <jdenemar at redhat.com>
---
 src/qemu/qemu_migration.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/qemu/qemu_migration.c b/src/qemu/qemu_migration.c
index d93e7e9c74..fe63f45629 100644
--- a/src/qemu/qemu_migration.c
+++ b/src/qemu/qemu_migration.c
@@ -3181,7 +3181,7 @@ qemuMigrationDstPrepareActive(virQEMUDriver *driver,
 
     if (STREQ_NULLABLE(protocol, "rdma") &&
         vm->def->mem.hard_limit > 0 &&
-        virProcessSetMaxMemLock(vm->pid, vm->def->mem.hard_limit << 10) < 0) {
+        qemuDomainSetMaxMemLock(vm, vm->def->mem.hard_limit << 10, NULL) < 0) {
         goto error;
     }
 
@@ -4615,7 +4615,7 @@ qemuMigrationSrcStart(virDomainObj *vm,
     case MIGRATION_DEST_HOST:
         if (STREQ(spec->dest.host.protocol, "rdma") &&
             vm->def->mem.hard_limit > 0 &&
-            virProcessSetMaxMemLock(vm->pid, vm->def->mem.hard_limit << 10) < 0) {
+            qemuDomainSetMaxMemLock(vm, vm->def->mem.hard_limit << 10, NULL) < 0) {
             return -1;
         }
         return qemuMonitorMigrateToHost(priv->mon, migrateFlags,
-- 
2.35.1



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