313     buf->b_ml.ml_mfp = mfp;  in ml_open()
417     buf->b_ml.ml_mfp = NULL;  in ml_open()
435 	    sha2_seed(buf->b_ml.ml_mfp->mf_seed, MF_SEED_LEN, NULL, 0);  in ml_set_mfp_crypt()
439 	    randombytes_buf(buf->b_ml.ml_mfp->mf_seed, MF_SEED_LEN);  in ml_set_mfp_crypt()
461 	    mch_memmove(buf->b_ml.ml_mfp->mf_seed, &b0p->b0_seed, MF_SEED_LEN);  in ml_set_b0_crypt()
480     memfile_T	*mfp = buf->b_ml.ml_mfp;  in ml_set_crypt_key()
646     mfp = buf->b_ml.ml_mfp;  in ml_setname()
764     mfp = buf->b_ml.ml_mfp;  in ml_open_file()
857     if (buf->b_ml.ml_mfp == NULL)		// not open  in ml_close()
859     mf_close(buf->b_ml.ml_mfp, del_file);	// close the .swp file  in ml_close()
866     buf->b_ml.ml_mfp = NULL;  in ml_close()
946     mfp = buf->b_ml.ml_mfp;  in ml_upd_block0()
1065     if (same_directory(buf->b_ml.ml_mfp->mf_fname, buf->b_ffname))  in set_b0_dir_flag()
1179     called_from_main = (curbuf->b_ml.ml_mfp == NULL);  in ml_recover()
1272     buf->b_ml.ml_mfp = mfp;  in ml_recover()
1990 	if (curbuf->b_ml.ml_mfp != NULL  in recover_names()
1991 			       && (p = curbuf->b_ml.ml_mfp->mf_fname) != NULL)  in recover_names()
2429 	if (buf->b_ml.ml_mfp == NULL  in ml_sync_all()
2430 		|| buf->b_ml.ml_mfp->mf_fname == NULL  in ml_sync_all()
2431 		|| buf->b_ml.ml_mfp->mf_fd < 0)  in ml_sync_all()
2437 	if (bufIsChanged(buf) && check_file && mf_need_trans(buf->b_ml.ml_mfp)  in ml_sync_all()
2456 	if (buf->b_ml.ml_mfp->mf_dirty)  in ml_sync_all()
2458 	    (void)mf_sync(buf->b_ml.ml_mfp, (check_char ? MFS_STOP : 0)  in ml_sync_all()
2481     memfile_T	*mfp = buf->b_ml.ml_mfp;  in ml_preserve()
2628     if (buf->b_ml.ml_mfp == NULL)	// there are no lines  in ml_get_buf()
2795     if (lnum > buf->b_ml.ml_line_count || buf->b_ml.ml_mfp == NULL)  in ml_append_int()
2813     mfp = buf->b_ml.ml_mfp;  in ml_append_int()
3354     if (curbuf->b_ml.ml_mfp == NULL && open_buffer(FALSE, NULL, 0) == FAIL)  in ml_append_flags()
3373     if (buf->b_ml.ml_mfp == NULL)  in ml_append_buf()
3423     if (curbuf->b_ml.ml_mfp == NULL && open_buffer(FALSE, NULL, 0) == FAIL)  in ml_replace_len()
3650     mfp = buf->b_ml.ml_mfp;  in ml_delete_int()
3840 					       || curbuf->b_ml.ml_mfp == NULL)  in ml_setmarked()
3870     if (curbuf->b_ml.ml_mfp == NULL)  in ml_firstmarked()
3914     if (curbuf->b_ml.ml_mfp == NULL)	    // nothing to do  in ml_clearmarked()
3964     if (buf->b_ml.ml_line_lnum == 0 || buf->b_ml.ml_mfp == NULL)  in ml_flush_line()
4140     mfp = buf->b_ml.ml_mfp;  in ml_find_line()
4370     memfile_T	*mfp = buf->b_ml.ml_mfp;  in ml_lineadd()
5321     if (!buf->b_ml.ml_mfp)  in ml_setflags()
5323     for (hp = buf->b_ml.ml_mfp->mf_used_last; hp != NULL; hp = hp->bh_prev)  in ml_setflags()
5333 	    mf_sync(buf->b_ml.ml_mfp, MFS_ZERO);  in ml_setflags()