140 	if (!buf->page_len)  in xdr_buf_pagecount()
142 	return (buf->page_base + buf->page_len + PAGE_SIZE - 1) >> PAGE_SHIFT;  in xdr_buf_pagecount()
192 	xdr->page_len = len;  in xdr_inline_pages()
196 	if ((xdr->page_len & 3) == 0)  in xdr_inline_pages()
362 	tailbuf_len = buf->buflen - buf->head->iov_len - buf->page_len;  in _shift_data_right_tail()
524 	unsigned int pglen = buf->page_len;  in xdr_shrink_bufhead()
606 	unsigned int pglen = buf->page_len;  in xdr_shrink_pagelen()
609 	if (len > buf->page_len)  in xdr_shrink_pagelen()
610 		len = buf-> page_len;  in xdr_shrink_pagelen()
613 	buf->page_len -= len;  in xdr_shrink_pagelen()
670 	int scratch_len = buf->buflen - buf->page_len - buf->tail[0].iov_len;  in xdr_init_encode()
736 		xdr->buf->page_len += frag1bytes;  in xdr_get_next_encode_buffer()
760 	xdr->buf->page_len += frag2bytes;  in xdr_get_next_encode_buffer()
793 		xdr->buf->page_len += nbytes;  in xdr_reserve_space()
827 		thislen = xdr->buf->page_len % PAGE_SIZE;  in xdr_reserve_space_vec()
887 	fraglen = min_t(int, buf->len - len, buf->page_len);  in xdr_truncate_encode()
888 	buf->page_len -= fraglen;  in xdr_truncate_encode()
891 	new = buf->page_base + buf->page_len;  in xdr_truncate_encode()
895 	if (buf->page_len) {  in xdr_truncate_encode()
957 	buf->page_len = len;  in xdr_write_pages()
997 	maxlen = xdr->buf->page_len;  in xdr_set_page_base()
1064 	else if (buf->page_len != 0)  in xdr_init_decode()
1088 	buf->page_len =  len;  in xdr_init_decode_pages()
1211 	if (buf->page_len <= len)  in xdr_align_pages()
1212 		len = buf->page_len;  in xdr_align_pages()
1215 		offset = buf->page_len - len;  in xdr_align_pages()
1272 	    (offset + length) > buf->page_len)  in xdr_align_data()
1273 		length = buf->page_len - offset;  in xdr_align_data()
1283 		shift = min_t(unsigned int, bytes, buf->page_len - from);  in xdr_align_data()
1309 	    (offset + length) > buf->page_len)  in xdr_expand_hole()
1310 		length = buf->page_len - offset;  in xdr_expand_hole()
1316 	if (offset + length + bytes > buf->page_len) {  in xdr_expand_hole()
1317 		unsigned int shift = (offset + length + bytes) - buf->page_len;  in xdr_expand_hole()
1367 	buf->page_len = 0;  in xdr_buf_from_iov()
1403 	if (base < buf->page_len) {  in xdr_buf_subsegment()
1404 		subbuf->page_len = min(buf->page_len - base, len);  in xdr_buf_subsegment()
1408 		len -= subbuf->page_len;  in xdr_buf_subsegment()
1411 		base -= buf->page_len;  in xdr_buf_subsegment()
1414 		subbuf->page_len = 0;  in xdr_buf_subsegment()
1458 	if (buf->page_len) {  in xdr_buf_trim()
1459 		cur = min_t(unsigned int, buf->page_len, trim);  in xdr_buf_trim()
1460 		buf->page_len -= cur;  in xdr_buf_trim()
1484 	this_len = min_t(unsigned int, len, subbuf->page_len);  in __read_bytes_from_xdr_buf()
1515 	this_len = min_t(unsigned int, len, subbuf->page_len);  in __write_bytes_to_xdr_buf()
1623 	if (todo && base < buf->page_len) {  in xdr_xcode_array2()
1626 		avail_here = min(todo, buf->page_len - base);  in xdr_xcode_array2()
1718 		base = buf->page_len;  /* align to start of tail */  in xdr_xcode_array2()
1722 	base -= buf->page_len;  in xdr_xcode_array2()
1772 	    buf->head->iov_len + buf->page_len + buf->tail->iov_len)  in xdr_encode_array2()
1784 	unsigned int page_len, thislen, page_offset;  in xdr_process_buf()  local
1805 	if (offset >= buf->page_len) {  in xdr_process_buf()
1806 		offset -= buf->page_len;  in xdr_process_buf()
1808 		page_len = buf->page_len - offset;  in xdr_process_buf()
1809 		if (page_len > len)  in xdr_process_buf()
1810 			page_len = len;  in xdr_process_buf()
1811 		len -= page_len;  in xdr_process_buf()
1816 			if (thislen > page_len)  in xdr_process_buf()
1817 				thislen = page_len;  in xdr_process_buf()
1822 			page_len -= thislen;  in xdr_process_buf()
1826 		} while (page_len != 0);  in xdr_process_buf()