DM_IMA_MEASUREMENT_BUF_LEN
ima_buf = dm_ima_alloc(DM_IMA_MEASUREMENT_BUF_LEN, noio);
if (unlikely(cur_total_buf_len >= DM_IMA_MEASUREMENT_BUF_LEN)) {
memset(ima_buf, 0, DM_IMA_MEASUREMENT_BUF_LEN);