@@ -104,6 +104,9 @@ static void bdrv_reset_dirty(BlockDriverState *bs, int64_t cur_sector,
/* If non-zero, use only whitelisted block drivers */
static int use_bdrv_whitelist;
+static NotifierList close_all_notifiers =
+ NOTIFIER_LIST_INITIALIZER(close_all_notifiers);
+
#ifdef _WIN32
static int is_windows_drive_prefix(const char *filename)
{
@@ -1907,6 +1910,8 @@ void bdrv_close_all(void)
{
BlockDriverState *bs;
+ notifier_list_notify(&close_all_notifiers, NULL);
+
QTAILQ_FOREACH(bs, &bdrv_states, device_list) {
AioContext *aio_context = bdrv_get_aio_context(bs);
@@ -1916,6 +1921,11 @@ void bdrv_close_all(void)
}
}
+void bdrv_add_close_all_notifier(Notifier *notifier)
+{
+ notifier_list_add(&close_all_notifiers, notifier);
+}
+
/* Check if any requests are in-flight (including throttled requests) */
static bool bdrv_requests_pending(BlockDriverState *bs)
{
@@ -543,4 +543,6 @@ void bdrv_io_plug(BlockDriverState *bs);
void bdrv_io_unplug(BlockDriverState *bs);
void bdrv_flush_io_queue(BlockDriverState *bs);
+void bdrv_add_close_all_notifier(Notifier *notifier);
+
#endif