Lines Matching refs:subbuf
1613 int xdr_buf_subsegment(const struct xdr_buf *buf, struct xdr_buf *subbuf, in xdr_buf_subsegment() argument
1616 subbuf->buflen = subbuf->len = len; in xdr_buf_subsegment()
1618 subbuf->head[0].iov_base = buf->head[0].iov_base + base; in xdr_buf_subsegment()
1619 subbuf->head[0].iov_len = min_t(unsigned int, len, in xdr_buf_subsegment()
1621 len -= subbuf->head[0].iov_len; in xdr_buf_subsegment()
1625 subbuf->head[0].iov_base = buf->head[0].iov_base; in xdr_buf_subsegment()
1626 subbuf->head[0].iov_len = 0; in xdr_buf_subsegment()
1630 subbuf->page_len = min(buf->page_len - base, len); in xdr_buf_subsegment()
1632 subbuf->page_base = base & ~PAGE_MASK; in xdr_buf_subsegment()
1633 subbuf->pages = &buf->pages[base >> PAGE_SHIFT]; in xdr_buf_subsegment()
1634 len -= subbuf->page_len; in xdr_buf_subsegment()
1638 subbuf->pages = buf->pages; in xdr_buf_subsegment()
1639 subbuf->page_base = 0; in xdr_buf_subsegment()
1640 subbuf->page_len = 0; in xdr_buf_subsegment()
1644 subbuf->tail[0].iov_base = buf->tail[0].iov_base + base; in xdr_buf_subsegment()
1645 subbuf->tail[0].iov_len = min_t(unsigned int, len, in xdr_buf_subsegment()
1647 len -= subbuf->tail[0].iov_len; in xdr_buf_subsegment()
1651 subbuf->tail[0].iov_base = buf->tail[0].iov_base; in xdr_buf_subsegment()
1652 subbuf->tail[0].iov_len = 0; in xdr_buf_subsegment()
1676 bool xdr_stream_subsegment(struct xdr_stream *xdr, struct xdr_buf *subbuf, in xdr_stream_subsegment() argument
1683 if (xdr_buf_subsegment(xdr->buf, subbuf, start, nbytes)) in xdr_stream_subsegment()
1803 static void __read_bytes_from_xdr_buf(const struct xdr_buf *subbuf, in __read_bytes_from_xdr_buf() argument
1808 this_len = min_t(unsigned int, len, subbuf->head[0].iov_len); in __read_bytes_from_xdr_buf()
1809 memcpy(obj, subbuf->head[0].iov_base, this_len); in __read_bytes_from_xdr_buf()
1812 this_len = min_t(unsigned int, len, subbuf->page_len); in __read_bytes_from_xdr_buf()
1813 _copy_from_pages(obj, subbuf->pages, subbuf->page_base, this_len); in __read_bytes_from_xdr_buf()
1816 this_len = min_t(unsigned int, len, subbuf->tail[0].iov_len); in __read_bytes_from_xdr_buf()
1817 memcpy(obj, subbuf->tail[0].iov_base, this_len); in __read_bytes_from_xdr_buf()
1824 struct xdr_buf subbuf; in read_bytes_from_xdr_buf() local
1827 status = xdr_buf_subsegment(buf, &subbuf, base, len); in read_bytes_from_xdr_buf()
1830 __read_bytes_from_xdr_buf(&subbuf, obj, len); in read_bytes_from_xdr_buf()
1835 static void __write_bytes_to_xdr_buf(const struct xdr_buf *subbuf, in __write_bytes_to_xdr_buf() argument
1840 this_len = min_t(unsigned int, len, subbuf->head[0].iov_len); in __write_bytes_to_xdr_buf()
1841 memcpy(subbuf->head[0].iov_base, obj, this_len); in __write_bytes_to_xdr_buf()
1844 this_len = min_t(unsigned int, len, subbuf->page_len); in __write_bytes_to_xdr_buf()
1845 _copy_to_pages(subbuf->pages, subbuf->page_base, obj, this_len); in __write_bytes_to_xdr_buf()
1848 this_len = min_t(unsigned int, len, subbuf->tail[0].iov_len); in __write_bytes_to_xdr_buf()
1849 memcpy(subbuf->tail[0].iov_base, obj, this_len); in __write_bytes_to_xdr_buf()
1856 struct xdr_buf subbuf; in write_bytes_to_xdr_buf() local
1859 status = xdr_buf_subsegment(buf, &subbuf, base, len); in write_bytes_to_xdr_buf()
1862 __write_bytes_to_xdr_buf(&subbuf, obj, len); in write_bytes_to_xdr_buf()