SUNRPC: introduce xdr_init_decode_pages
Initialize xdr_stream and xdr_buf using an array of page pointers
and length of buffer.
Signed-off-by: Benny Halevy <bhalevy@panasas.com>
diff --git a/fs/nfs/nfs4filelayout.c b/fs/nfs/nfs4filelayout.c
index 501a9b8..33bda24 100644
--- a/fs/nfs/nfs4filelayout.c
+++ b/fs/nfs/nfs4filelayout.c
@@ -510,12 +510,7 @@
gfp_t gfp_flags)
{
struct xdr_stream stream;
- struct xdr_buf buf = {
- .pages = lgr->layoutp->pages,
- .page_len = lgr->layoutp->len,
- .buflen = lgr->layoutp->len,
- .len = lgr->layoutp->len,
- };
+ struct xdr_buf buf;
struct page *scratch;
__be32 *p;
uint32_t nfl_util;
@@ -527,7 +522,7 @@
if (!scratch)
return -ENOMEM;
- xdr_init_decode(&stream, &buf, NULL);
+ xdr_init_decode_pages(&stream, &buf, lgr->layoutp->pages, lgr->layoutp->len);
xdr_set_scratch_buffer(&stream, page_address(scratch), PAGE_SIZE);
/* 20 = ufl_util (4), first_stripe_index (4), pattern_offset (8),