Lines Matching refs:subbuf
1662 int xdr_buf_subsegment(const struct xdr_buf *buf, struct xdr_buf *subbuf, in xdr_buf_subsegment() argument
1665 subbuf->buflen = subbuf->len = len; in xdr_buf_subsegment()
1667 subbuf->head[0].iov_base = buf->head[0].iov_base + base; in xdr_buf_subsegment()
1668 subbuf->head[0].iov_len = min_t(unsigned int, len, in xdr_buf_subsegment()
1670 len -= subbuf->head[0].iov_len; in xdr_buf_subsegment()
1674 subbuf->head[0].iov_base = buf->head[0].iov_base; in xdr_buf_subsegment()
1675 subbuf->head[0].iov_len = 0; in xdr_buf_subsegment()
1679 subbuf->page_len = min(buf->page_len - base, len); in xdr_buf_subsegment()
1681 subbuf->page_base = base & ~PAGE_MASK; in xdr_buf_subsegment()
1682 subbuf->pages = &buf->pages[base >> PAGE_SHIFT]; in xdr_buf_subsegment()
1683 len -= subbuf->page_len; in xdr_buf_subsegment()
1687 subbuf->pages = buf->pages; in xdr_buf_subsegment()
1688 subbuf->page_base = 0; in xdr_buf_subsegment()
1689 subbuf->page_len = 0; in xdr_buf_subsegment()
1693 subbuf->tail[0].iov_base = buf->tail[0].iov_base + base; in xdr_buf_subsegment()
1694 subbuf->tail[0].iov_len = min_t(unsigned int, len, in xdr_buf_subsegment()
1696 len -= subbuf->tail[0].iov_len; in xdr_buf_subsegment()
1700 subbuf->tail[0].iov_base = buf->tail[0].iov_base; in xdr_buf_subsegment()
1701 subbuf->tail[0].iov_len = 0; in xdr_buf_subsegment()
1725 bool xdr_stream_subsegment(struct xdr_stream *xdr, struct xdr_buf *subbuf, in xdr_stream_subsegment() argument
1732 if (xdr_buf_subsegment(xdr->buf, subbuf, start, nbytes)) in xdr_stream_subsegment()
1852 static void __read_bytes_from_xdr_buf(const struct xdr_buf *subbuf, in __read_bytes_from_xdr_buf() argument
1857 this_len = min_t(unsigned int, len, subbuf->head[0].iov_len); in __read_bytes_from_xdr_buf()
1858 memcpy(obj, subbuf->head[0].iov_base, this_len); in __read_bytes_from_xdr_buf()
1861 this_len = min_t(unsigned int, len, subbuf->page_len); in __read_bytes_from_xdr_buf()
1862 _copy_from_pages(obj, subbuf->pages, subbuf->page_base, this_len); in __read_bytes_from_xdr_buf()
1865 this_len = min_t(unsigned int, len, subbuf->tail[0].iov_len); in __read_bytes_from_xdr_buf()
1866 memcpy(obj, subbuf->tail[0].iov_base, this_len); in __read_bytes_from_xdr_buf()
1873 struct xdr_buf subbuf; in read_bytes_from_xdr_buf() local
1876 status = xdr_buf_subsegment(buf, &subbuf, base, len); in read_bytes_from_xdr_buf()
1879 __read_bytes_from_xdr_buf(&subbuf, obj, len); in read_bytes_from_xdr_buf()
1884 static void __write_bytes_to_xdr_buf(const struct xdr_buf *subbuf, in __write_bytes_to_xdr_buf() argument
1889 this_len = min_t(unsigned int, len, subbuf->head[0].iov_len); in __write_bytes_to_xdr_buf()
1890 memcpy(subbuf->head[0].iov_base, obj, this_len); in __write_bytes_to_xdr_buf()
1893 this_len = min_t(unsigned int, len, subbuf->page_len); in __write_bytes_to_xdr_buf()
1894 _copy_to_pages(subbuf->pages, subbuf->page_base, obj, this_len); in __write_bytes_to_xdr_buf()
1897 this_len = min_t(unsigned int, len, subbuf->tail[0].iov_len); in __write_bytes_to_xdr_buf()
1898 memcpy(subbuf->tail[0].iov_base, obj, this_len); in __write_bytes_to_xdr_buf()
1905 struct xdr_buf subbuf; in write_bytes_to_xdr_buf() local
1908 status = xdr_buf_subsegment(buf, &subbuf, base, len); in write_bytes_to_xdr_buf()
1911 __write_bytes_to_xdr_buf(&subbuf, obj, len); in write_bytes_to_xdr_buf()