diff options
| author | Chuck Lever <chuck.lever@oracle.com> | 2020-03-02 15:02:20 -0500 |
|---|---|---|
| committer | Chuck Lever <chuck.lever@oracle.com> | 2020-03-16 12:04:32 -0400 |
| commit | 5c266df52701635edfd49415b225fb17ceac5183 (patch) | |
| tree | 27534aeeb487088165ebb511b0188443194aad5f /net/sunrpc/xprtrdma/rpc_rdma.c | |
| parent | a406c563e84212c6c63c5204817e30e4c5250dbb (diff) | |
SUNRPC: Add encoders for list item discriminators
Clean up. These are taken from the client-side RPC/RDMA transport
to a more global header file so they can be used elsewhere.
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Diffstat (limited to 'net/sunrpc/xprtrdma/rpc_rdma.c')
| -rw-r--r-- | net/sunrpc/xprtrdma/rpc_rdma.c | 36 |
1 files changed, 5 insertions, 31 deletions
diff --git a/net/sunrpc/xprtrdma/rpc_rdma.c b/net/sunrpc/xprtrdma/rpc_rdma.c index 28020ec104d4..577513b7642e 100644 --- a/net/sunrpc/xprtrdma/rpc_rdma.c +++ b/net/sunrpc/xprtrdma/rpc_rdma.c @@ -275,32 +275,6 @@ out: return n; } -static inline int -encode_item_present(struct xdr_stream *xdr) -{ - __be32 *p; - - p = xdr_reserve_space(xdr, sizeof(*p)); - if (unlikely(!p)) - return -EMSGSIZE; - - *p = xdr_one; - return 0; -} - -static inline int -encode_item_not_present(struct xdr_stream *xdr) -{ - __be32 *p; - - p = xdr_reserve_space(xdr, sizeof(*p)); - if (unlikely(!p)) - return -EMSGSIZE; - - *p = xdr_zero; - return 0; -} - static void xdr_encode_rdma_segment(__be32 *iptr, struct rpcrdma_mr *mr) { @@ -414,7 +388,7 @@ static int rpcrdma_encode_read_list(struct rpcrdma_xprt *r_xprt, } while (nsegs); done: - return encode_item_not_present(xdr); + return xdr_stream_encode_item_absent(xdr); } /* Register and XDR encode the Write list. Supports encoding a list @@ -453,7 +427,7 @@ static int rpcrdma_encode_write_list(struct rpcrdma_xprt *r_xprt, if (nsegs < 0) return nsegs; - if (encode_item_present(xdr) < 0) + if (xdr_stream_encode_item_present(xdr) < 0) return -EMSGSIZE; segcount = xdr_reserve_space(xdr, sizeof(*segcount)); if (unlikely(!segcount)) @@ -480,7 +454,7 @@ static int rpcrdma_encode_write_list(struct rpcrdma_xprt *r_xprt, *segcount = cpu_to_be32(nchunks); done: - return encode_item_not_present(xdr); + return xdr_stream_encode_item_absent(xdr); } /* Register and XDR encode the Reply chunk. Supports encoding an array @@ -507,14 +481,14 @@ static int rpcrdma_encode_reply_chunk(struct rpcrdma_xprt *r_xprt, __be32 *segcount; if (wtype != rpcrdma_replych) - return encode_item_not_present(xdr); + return xdr_stream_encode_item_absent(xdr); seg = req->rl_segments; nsegs = rpcrdma_convert_iovs(r_xprt, &rqst->rq_rcv_buf, 0, wtype, seg); if (nsegs < 0) return nsegs; - if (encode_item_present(xdr) < 0) + if (xdr_stream_encode_item_present(xdr) < 0) return -EMSGSIZE; segcount = xdr_reserve_space(xdr, sizeof(*segcount)); if (unlikely(!segcount)) |