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[v2,2/6] SUNRPC: Split out a function for setting current page

Message ID 1422477830-28090-3-git-send-email-Anna.Schumaker@Netapp.com (mailing list archive)
State New, archived
Headers show

Commit Message

Schumaker, Anna Jan. 28, 2015, 8:43 p.m. UTC 
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(-)
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Patch

diff --git a/net/sunrpc/xdr.c b/net/sunrpc/xdr.c
index 4439ac4..b1c4ffb 100644
--- a/net/sunrpc/xdr.c
+++ b/net/sunrpc/xdr.c
@@ -759,6 +759,12 @@  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->buf->len);
+}
+
 static void xdr_set_next_page(struct xdr_stream *xdr)
 {
 	unsigned int newbase;
@@ -766,8 +772,7 @@  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->buf->len);
+	xdr_set_page(xdr, newbase);
 }
 
 static bool xdr_set_next_buffer(struct xdr_stream *xdr)