[libvirt] [PATCH] qemu: Report tunnelled post-copy migration as unsupported
Post-copy migration needs bi-directional communication between the
source and the destination QEMU processes, which is not supported by
tunnelled migration.
https://bugzilla.redhat.com/show_bug.cgi?id=1371358
Signed-off-by: Jiri Denemark <jdenemar(a)redhat.com>
---
src/qemu/qemu_migration.c | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/src/qemu/qemu_migration.c b/src/qemu/qemu_migration.c
index d4a55d8f7..26b2e6d25 100644
--- a/src/qemu/qemu_migration.c
+++ b/src/qemu/qemu_migration.c
@@ -3167,6 +3167,12 @@ qemuMigrationBeginPhase(virQEMUDriverPtr driver,
goto cleanup;
}
+ if (flags & VIR_MIGRATE_POSTCOPY && flags & VIR_MIGRATE_TUNNELLED) {
+ virReportError(VIR_ERR_ARGUMENT_UNSUPPORTED, "%s",
+ _("post-copy is not supported with tunnelled
migration"));
+ goto cleanup;
+ }
+
if (flags & (VIR_MIGRATE_NON_SHARED_DISK | VIR_MIGRATE_NON_SHARED_INC)) {
bool has_drive_mirror = virQEMUCapsGet(priv->qemuCaps,
QEMU_CAPS_DRIVE_MIRROR);
@@ -3645,6 +3651,12 @@ qemuMigrationPrepareAny(virQEMUDriverPtr driver,
goto cleanup;
}
+ if (flags & VIR_MIGRATE_POSTCOPY && flags & VIR_MIGRATE_TUNNELLED) {
+ virReportError(VIR_ERR_ARGUMENT_UNSUPPORTED, "%s",
+ _("post-copy is not supported with tunnelled
migration"));
+ goto cleanup;
+ }
+
if (!(caps = virQEMUDriverGetCapabilities(driver, false)))
goto cleanup;
--
2.11.0.rc2