include/sysemu/blockdev.h: global state API

blockdev functions run always under the BQL lock.

Signed-off-by: Emanuele Giuseppe Esposito <eesposit@redhat.com>
Message-Id: <20220303151616.325444-21-eesposit@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>

include/sysemu/blockdev.h

@@ -13,9 +13,6 @@
 #include "block/block.h"
 #include "qemu/queue.h"
 
-void blockdev_mark_auto_del(BlockBackend *blk);
-void blockdev_auto_del(BlockBackend *blk);
-
 typedef enum {
     IF_DEFAULT = -1,            /* for use with drive_add() only */
     /*
@@ -38,6 +35,16 @@ struct DriveInfo {
     QTAILQ_ENTRY(DriveInfo) next;
 };
 
+/*
+ * Global state (GS) API. These functions run under the BQL.
+ *
+ * See include/block/block-global-state.h for more information about
+ * the GS API.
+ */
+
+void blockdev_mark_auto_del(BlockBackend *blk);
+void blockdev_auto_del(BlockBackend *blk);
+
 DriveInfo *blk_legacy_dinfo(BlockBackend *blk);
 DriveInfo *blk_set_legacy_dinfo(BlockBackend *blk, DriveInfo *dinfo);
 BlockBackend *blk_by_legacy_dinfo(DriveInfo *dinfo);