It's not needed. Besides we can then assume that bdrv_eject() is
only called when there's a tray state change, which is useful to
the DEVICE_TRAY_MOVED event (going to be added in a future
commit).
Signed-off-by: Luiz Capitulino lcapitul...@redhat.com
Reviewed-by: Markus Armbruster arm...@redhat.com
Acked-by: Kevin Wolf kw...@redhat.com
---
hw/ide/atapi.c |7 +--
hw/scsi-disk.c |7 +--
2 files changed, 10 insertions(+), 4 deletions(-)
diff --git a/hw/ide/atapi.c b/hw/ide/atapi.c
index 0adb27b..5919cf5 100644
--- a/hw/ide/atapi.c
+++ b/hw/ide/atapi.c
@@ -883,8 +883,11 @@ static void cmd_start_stop_unit(IDEState *s, uint8_t* buf)
ide_atapi_cmd_error(s, sense, ASC_MEDIA_REMOVAL_PREVENTED);
return;
}
-bdrv_eject(s-bs, !start);
-s-tray_open = !start;
+
+if (s-tray_open != !start) {
+bdrv_eject(s-bs, !start);
+s-tray_open = !start;
+}
}
ide_atapi_cmd_ok(s);
diff --git a/hw/scsi-disk.c b/hw/scsi-disk.c
index a5d2fd1..091ecdc 100644
--- a/hw/scsi-disk.c
+++ b/hw/scsi-disk.c
@@ -1050,8 +1050,11 @@ static int scsi_disk_emulate_start_stop(SCSIDiskReq *r)
: SENSE_CODE(NOT_READY_REMOVAL_PREVENTED));
return -1;
}
-bdrv_eject(s-qdev.conf.bs, !start);
-s-tray_open = !start;
+
+if (s-tray_open != !start) {
+bdrv_eject(s-qdev.conf.bs, !start);
+s-tray_open = !start;
+}
}
return 0;
}
--
1.7.9.111.gf3fb0.dirty