virtio-scsi: abort in-flight I/O when the device is reset

When the device is reset, the SCSI bus should also be reset so
that in-flight I/O is cancelled.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>

diff --git a/hw/virtio-scsi.c b/hw/virtio-scsi.c
index bfe18605056ce8e811cad2dfe8efd447e2f3be45..0715865489a351ad2e6293c524267cbf561b55fd 100644 (file)
--- a/hw/virtio-scsi.c
+++ b/hw/virtio-scsi.c
@@ -565,6 +565,10 @@ static void virtio_scsi_reset(VirtIODevice *vdev)
 {
     VirtIOSCSI *s = (VirtIOSCSI *)vdev;
 
+    s->resetting++;
+    qbus_reset_all(&s->bus.qbus);
+    s->resetting--;
+
     s->sense_size = VIRTIO_SCSI_SENSE_SIZE;
     s->cdb_size = VIRTIO_SCSI_CDB_SIZE;
     s->events_dropped = false;