diff mbox series

[v2,1/6] SUNRPC: Split out a function for setting current page

Message ID 20200214211227.407836-2-Anna.Schumaker@Netapp.com (mailing list archive)
State New, archived
Headers show
Series NFS: Add support for the v4.2 READ_PLUS operation | expand

Commit Message

Anna Schumaker Feb. 14, 2020, 9:12 p.m. UTC 
From: Anna Schumaker <Anna.Schumaker@Netapp.com>

I'm going to need this bit of code in a few places for READ_PLUS
decoding, so let's make it a helper function.

Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
---
 net/sunrpc/xdr.c | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/net/sunrpc/xdr.c b/net/sunrpc/xdr.c
index e5497dc2475b..8bed0ec21563 100644
--- a/net/sunrpc/xdr.c
+++ b/net/sunrpc/xdr.c
@@ -825,6 +825,12 @@  static int xdr_set_page_base(struct xdr_stream *xdr,
 	return 0;
 }
 
+static void xdr_set_page(struct xdr_stream *xdr, unsigned int base)
+{
+	if (xdr_set_page_base(xdr, base, PAGE_SIZE) < 0)
+		xdr_set_iov(xdr, xdr->buf->tail, xdr->nwords << 2);
+}
+
 static void xdr_set_next_page(struct xdr_stream *xdr)
 {
 	unsigned int newbase;
@@ -832,8 +838,7 @@  static void xdr_set_next_page(struct xdr_stream *xdr)
 	newbase = (1 + xdr->page_ptr - xdr->buf->pages) << PAGE_SHIFT;
 	newbase -= xdr->buf->page_base;
 
-	if (xdr_set_page_base(xdr, newbase, PAGE_SIZE) < 0)
-		xdr_set_iov(xdr, xdr->buf->tail, xdr->nwords << 2);
+	xdr_set_page(xdr, newbase);
 }
 
 static bool xdr_set_next_buffer(struct xdr_stream *xdr)