svcrdma: Remove svc_rdma_recv_ctxt::rc_pages and ::rc_arg

These fields are no longer used.

The size of struct svc_rdma_recv_ctxt is now less than 300 bytes on
x86_64, down from 2440 bytes.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>

2 files changed, 0 insertions, 17 deletions

diff --git a/net/sunrpc/xprtrdma/svc_rdma_recvfrom.c b/net/sunrpc/xprtrdma/svc_rdma_recvfrom.c
index 88d80d701241..232860ea683b 100644
--- a/net/sunrpc/xprtrdma/svc_rdma_recvfrom.c
+++ b/net/sunrpc/xprtrdma/svc_rdma_recvfrom.c
@@ -227,11 +227,6 @@ out_empty:
 void svc_rdma_recv_ctxt_put(struct svcxprt_rdma *rdma,
 			    struct svc_rdma_recv_ctxt *ctxt)
 {
-	unsigned int i;
-
-	for (i = 0; i < ctxt->rc_page_count; i++)
-		put_page(ctxt->rc_pages[i]);
-
 	pcl_free(&ctxt->rc_call_pcl);
 	pcl_free(&ctxt->rc_read_pcl);
 	pcl_free(&ctxt->rc_write_pcl);
diff --git a/net/sunrpc/xprtrdma/svc_rdma_rw.c b/net/sunrpc/xprtrdma/svc_rdma_rw.c
index 36959a14375e..5238bc829235 100644
--- a/net/sunrpc/xprtrdma/svc_rdma_rw.c
+++ b/net/sunrpc/xprtrdma/svc_rdma_rw.c
@@ -1081,18 +1081,6 @@ int svc_rdma_process_read_list(struct svcxprt_rdma *rdma,
 	struct svc_rdma_chunk_ctxt *cc;
 	int ret;
 
-	/* The request (with page list) is constructed in
-	 * head->rc_arg. Pages involved with RDMA Read I/O are
-	 * transferred there.
-	 */
-	head->rc_arg.head[0] = rqstp->rq_arg.head[0];
-	head->rc_arg.tail[0] = rqstp->rq_arg.tail[0];
-	head->rc_arg.pages = head->rc_pages;
-	head->rc_arg.page_base = 0;
-	head->rc_arg.page_len = 0;
-	head->rc_arg.len = rqstp->rq_arg.len;
-	head->rc_arg.buflen = rqstp->rq_arg.buflen;
-
 	info = svc_rdma_read_info_alloc(rdma);
 	if (!info)
 		return -ENOMEM;