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authorLinus Torvalds <torvalds@linux-foundation.org>2011-05-29 14:10:13 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2011-05-29 14:10:13 -0700
commitcd1acdf1723d71b28175f95b04305f1cc74ce363 (patch)
tree7ab58883eccd314be3d8efafd59a124d4ffbb861 /net
parentfac04863cef53a69830590b2e1c54345068a9747 (diff)
parent9342077011d54f42fa1b88b7bc1f7008dcf5fff9 (diff)
Merge branch 'pnfs-submit' of git://git.open-osd.org/linux-open-osd
* 'pnfs-submit' of git://git.open-osd.org/linux-open-osd: (32 commits) pnfs-obj: pg_test check for max_io_size NFSv4.1: define nfs_generic_pg_test NFSv4.1: use pnfs_generic_pg_test directly by layout driver NFSv4.1: change pg_test return type to bool NFSv4.1: unify pnfs_pageio_init functions pnfs-obj: objlayout_encode_layoutcommit implementation pnfs: encode_layoutcommit pnfs-obj: report errors and .encode_layoutreturn Implementation. pnfs: encode_layoutreturn pnfs: layoutret_on_setattr pnfs: layoutreturn pnfs-obj: osd raid engine read/write implementation pnfs: support for non-rpc layout drivers pnfs-obj: define per-inode private structure pnfs: alloc and free layout_hdr layoutdriver methods pnfs-obj: objio_osd device information retrieval and caching pnfs-obj: decode layout, alloc/free lseg pnfs-obj: pnfs_osd XDR client implementation pnfs-obj: pnfs_osd XDR definitions pnfs-obj: objlayoutdriver module skeleton ...
Diffstat (limited to 'net')
-rw-r--r--net/sunrpc/xdr.c19
1 files changed, 19 insertions, 0 deletions
diff --git a/net/sunrpc/xdr.c b/net/sunrpc/xdr.c
index 679cd674b81..f008c14ad34 100644
--- a/net/sunrpc/xdr.c
+++ b/net/sunrpc/xdr.c
@@ -638,6 +638,25 @@ void xdr_init_decode(struct xdr_stream *xdr, struct xdr_buf *buf, __be32 *p)
}
EXPORT_SYMBOL_GPL(xdr_init_decode);
+/**
+ * xdr_init_decode - Initialize an xdr_stream for decoding data.
+ * @xdr: pointer to xdr_stream struct
+ * @buf: pointer to XDR buffer from which to decode data
+ * @pages: list of pages to decode into
+ * @len: length in bytes of buffer in pages
+ */
+void xdr_init_decode_pages(struct xdr_stream *xdr, struct xdr_buf *buf,
+ struct page **pages, unsigned int len)
+{
+ memset(buf, 0, sizeof(*buf));
+ buf->pages = pages;
+ buf->page_len = len;
+ buf->buflen = len;
+ buf->len = len;
+ xdr_init_decode(xdr, buf, NULL);
+}
+EXPORT_SYMBOL_GPL(xdr_init_decode_pages);
+
static __be32 * __xdr_inline_decode(struct xdr_stream *xdr, size_t nbytes)
{
__be32 *p = xdr->p;