From: Amit Shah <amit.s...@redhat.com>
After the re-org of the atapi code, it might not be intuitive for a
reader of the code to understand why we're inserting a 'media not
present' state between cd changes.
Signed-off-by: Amit Shah <amit.s...@redhat.com>
Signed-off-by: Kevin Wolf <kw...@redhat.com>
---
hw/ide/atapi.c | 8 +++++++-
1 files changed, 7 insertions(+), 1 deletions(-)
diff --git a/hw/ide/atapi.c b/hw/ide/atapi.c
index 86b18d8..58febc0 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);
--
1.7.2.3
