Device needs the exact size of these data structure. Prevent padding. This fixes guest hang when booting seabios + tcm_vhost. Signed-off-by: Asias He <asias@xxxxxxxxxx> --- src/virtio-scsi.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/src/virtio-scsi.h b/src/virtio-scsi.h index bbfbf30..96c3701 100644 --- a/src/virtio-scsi.h +++ b/src/virtio-scsi.h @@ -26,7 +26,7 @@ struct virtio_scsi_req_cmd { u8 prio; u8 crn; char cdb[VIRTIO_SCSI_CDB_SIZE]; -}; +} __attribute__((packed)); /* This is the first element of the "in" scatter-gather list. */ struct virtio_scsi_resp_cmd { @@ -36,7 +36,7 @@ struct virtio_scsi_resp_cmd { u8 status; u8 response; u8 sense[VIRTIO_SCSI_SENSE_SIZE]; -}; +} __attribute__((packed)); #define VIRTIO_SCSI_S_OK 0 -- 1.8.1.4 -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html