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| author | Anna Schumaker <Anna.Schumaker@Netapp.com> | 2015-01-27 01:26:19 +0300 |
|---|---|---|
| committer | Anna Schumaker <Anna.Schumaker@Netapp.com> | 2020-10-07 21:28:39 +0300 |
| commit | f7d61ee414cadaeb05af3bf7a64fb99760b9c6e7 (patch) | |
| tree | 060c1acba40022cbb57f4fc8ce00c4a6b65ede77 /net/sunrpc/xdr.c | |
| parent | 247db73560bc3e5aef6db50c443c3c0db115bc93 (diff) | |
| download | linux-f7d61ee414cadaeb05af3bf7a64fb99760b9c6e7.tar.xz | |
SUNRPC: Split out a function for setting current page
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>
Diffstat (limited to 'net/sunrpc/xdr.c')
| -rw-r--r-- | net/sunrpc/xdr.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/net/sunrpc/xdr.c b/net/sunrpc/xdr.c index be11d672b5b9..fa7517c1d125 100644 --- a/net/sunrpc/xdr.c +++ b/net/sunrpc/xdr.c @@ -825,6 +825,13 @@ static int xdr_set_page_base(struct xdr_stream *xdr, return 0; } +static void xdr_set_page(struct xdr_stream *xdr, unsigned int base, + unsigned int len) +{ + if (xdr_set_page_base(xdr, base, len) < 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 +839,7 @@ 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, PAGE_SIZE); } static bool xdr_set_next_buffer(struct xdr_stream *xdr) @@ -841,8 +847,7 @@ static bool xdr_set_next_buffer(struct xdr_stream *xdr) if (xdr->page_ptr != NULL) xdr_set_next_page(xdr); else if (xdr->iov == xdr->buf->head) { - if (xdr_set_page_base(xdr, 0, PAGE_SIZE) < 0) - xdr_set_iov(xdr, xdr->buf->tail, xdr->nwords << 2); + xdr_set_page(xdr, 0, PAGE_SIZE); } return xdr->p != xdr->end; } |