/* reserve space : header and data */
ret = ltt_reserve_slot(chan, trace, data_size, largest_align,
cpu, &buf, &slot_size, &buf_offset, &tsc,
/* reserve space : header and data */
ret = ltt_reserve_slot(chan, trace, data_size, largest_align,
cpu, &buf, &slot_size, &buf_offset, &tsc,