[libvirt PATCHv4 10/15] qemu: forbid migration with vhost-user-fs device

[Ján Tomko <jtomko@xxxxxxxxxx>]

This is not yet supported.

Signed-off-by: Ján Tomko <jtomko@xxxxxxxxxx>
Reviewed-by: Daniel P. Berrangé <berrange@xxxxxxxxxx>
---
 src/qemu/qemu_migration.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/src/qemu/qemu_migration.c b/src/qemu/qemu_migration.c
index a307c5ebe2..2624a7388c 100644
--- a/src/qemu/qemu_migration.c
+++ b/src/qemu/qemu_migration.c
@@ -1280,6 +1280,16 @@ qemuMigrationSrcIsAllowed(virQEMUDriverPtr driver,
                 return false;
             }
         }
+
+        for (i = 0; i < vm->def->nfss; i++) {
+            virDomainFSDefPtr fs = vm->def->fss[i];
+
+            if (fs->fsdriver == VIR_DOMAIN_FS_DRIVER_TYPE_VIRTIOFS) {
+                virReportError(VIR_ERR_OPERATION_INVALID, "%s",
+                               _("migration with virtiofs device is not supported"));
+                return false;
+            }
+        }
     }
 
     return true;
-- 
2.24.1