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-rw-r--r--hw/ide/atapi.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/hw/ide/atapi.c b/hw/ide/atapi.c
index 86b18d894c..58febc0285 100644
--- a/hw/ide/atapi.c
+++ b/hw/ide/atapi.c
@@ -1106,7 +1106,13 @@ void ide_atapi_cmd(IDEState *s)
ide_atapi_cmd_check_status(s);
return;
}
-
+ /*
+ * When a CD gets changed, we have to report an ejected state and
+ * then a loaded state to guests so that they detect tray
+ * open/close and media change events. Guests that do not use
+ * GET_EVENT_STATUS_NOTIFICATION to detect such tray open/close
+ * states rely on this behavior.
+ */
if (bdrv_is_inserted(s->bs) && s->cdrom_changed) {
ide_atapi_cmd_error(s, SENSE_NOT_READY, ASC_MEDIUM_NOT_PRESENT);