184 static int fd_open(BlockDriverState *bs)  in fd_open()  function
2455     if (fd_open(bs) < 0)  in raw_co_prw()
2558     ret = fd_open(bs);  in raw_co_flush_to_disk()
2737     ret = fd_open(bs);  in raw_getlength()
2772     ret = fd_open(bs);  in raw_getlength()
2839     ret = fd_open(bs);  in raw_getlength()
3191     ret = fd_open(bs);  in raw_co_block_status()
3318     ret = fd_open(bs);  in raw_co_invalidate_cache()
3853     if (fd_open(src->bs) < 0 || fd_open(dst->bs) < 0) {  in raw_co_copy_range_to()
4188     ret = fd_open(bs);  in hdev_co_ioctl()
4223     ret = fd_open(bs);  in hdev_co_pdiscard()
4236     rc = fd_open(bs);  in hdev_co_pwrite_zeroes()