target/arm: Move internal declarations from 'cpu-qom.h' to 'cpu.h'

[qmiga/qemu.git] / block / vhdx.c

diff --git a/block/vhdx.c b/block/vhdx.c
index a67edcc..a9d0874 100644 (file)
--- a/block/vhdx.c
+++ b/block/vhdx.c
@@ -985,8 +985,7 @@ static void vhdx_close(BlockDriverState *bs)
     s->bat = NULL;
     qemu_vfree(s->parent_entries);
     s->parent_entries = NULL;
-    migrate_del_blocker(s->migration_blocker);
-    error_free(s->migration_blocker);
+    migrate_del_blocker(&s->migration_blocker);
     qemu_vfree(s->log.hdr);
     s->log.hdr = NULL;
     vhdx_region_unregister_all(s);
@@ -1001,11 +1000,15 @@ static int vhdx_open(BlockDriverState *bs, QDict *options, int flags,
     uint64_t signature;
     Error *local_err = NULL;
 
+    GLOBAL_STATE_CODE();
+
     ret = bdrv_open_file_child(NULL, options, "file", bs, errp);
     if (ret < 0) {
         return ret;
     }
 
+    GRAPH_RDLOCK_GUARD_MAINLOOP();
+
     s->bat = NULL;
     s->first_visible_write = true;
 
@@ -1093,9 +1096,8 @@ static int vhdx_open(BlockDriverState *bs, QDict *options, int flags,
     error_setg(&s->migration_blocker, "The vhdx format used by node '%s' "
                "does not support live migration",
                bdrv_get_device_or_node_name(bs));
-    ret = migrate_add_blocker(s->migration_blocker, errp);
+    ret = migrate_add_blocker_normal(&s->migration_blocker, errp);
     if (ret < 0) {
-        error_free(s->migration_blocker);
         goto fail;
     }