From 8d91c1e411f55d7ea91b1183a2e9f8088fb4d5be Mon Sep 17 00:00:00 2001
From: André Fabian Silva Delgado <emulatorman@parabola.nu>
Date: Tue, 15 Dec 2015 14:52:16 -0300
Subject: Linux-libre 4.3.2-gnu

---
 include/linux/sunrpc/svc_rdma.h | 83 ++---------------------------------------
 1 file changed, 3 insertions(+), 80 deletions(-)

(limited to 'include/linux/sunrpc/svc_rdma.h')

diff --git a/include/linux/sunrpc/svc_rdma.h b/include/linux/sunrpc/svc_rdma.h
index 4929a8a9f..7ccc961f3 100644
--- a/include/linux/sunrpc/svc_rdma.h
+++ b/include/linux/sunrpc/svc_rdma.h
@@ -132,6 +132,7 @@ struct svcxprt_rdma {
 	struct list_head     sc_accept_q;	/* Conn. waiting accept */
 	int		     sc_ord;		/* RDMA read limit */
 	int                  sc_max_sge;
+	int                  sc_max_sge_rd;	/* max sge for read target */
 
 	int                  sc_sq_depth;	/* Depth of SQ */
 	atomic_t             sc_sq_count;	/* Number of SQ WR on queue */
@@ -208,6 +209,8 @@ extern int rdma_read_chunk_frmr(struct svcxprt_rdma *, struct svc_rqst *,
 
 /* svc_rdma_sendto.c */
 extern int svc_rdma_sendto(struct svc_rqst *);
+extern struct rpcrdma_read_chunk *
+	svc_rdma_get_read_chunk(struct rpcrdma_msg *);
 
 /* svc_rdma_transport.c */
 extern int svc_rdma_send(struct svcxprt_rdma *, struct ib_send_wr *);
@@ -220,7 +223,6 @@ extern void svc_rdma_put_context(struct svc_rdma_op_ctxt *, int);
 extern void svc_rdma_unmap_dma(struct svc_rdma_op_ctxt *ctxt);
 extern struct svc_rdma_req_map *svc_rdma_get_req_map(void);
 extern void svc_rdma_put_req_map(struct svc_rdma_req_map *);
-extern int svc_rdma_fastreg(struct svcxprt_rdma *, struct svc_rdma_fastreg_mr *);
 extern struct svc_rdma_fastreg_mr *svc_rdma_get_frmr(struct svcxprt_rdma *);
 extern void svc_rdma_put_frmr(struct svcxprt_rdma *,
 			      struct svc_rdma_fastreg_mr *);
@@ -233,83 +235,4 @@ extern void svc_rdma_prep_reply_hdr(struct svc_rqst *);
 extern int svc_rdma_init(void);
 extern void svc_rdma_cleanup(void);
 
-/*
- * Returns the address of the first read chunk or <nul> if no read chunk is
- * present
- */
-static inline struct rpcrdma_read_chunk *
-svc_rdma_get_read_chunk(struct rpcrdma_msg *rmsgp)
-{
-	struct rpcrdma_read_chunk *ch =
-		(struct rpcrdma_read_chunk *)&rmsgp->rm_body.rm_chunks[0];
-
-	if (ch->rc_discrim == 0)
-		return NULL;
-
-	return ch;
-}
-
-/*
- * Returns the address of the first read write array element or <nul> if no
- * write array list is present
- */
-static inline struct rpcrdma_write_array *
-svc_rdma_get_write_array(struct rpcrdma_msg *rmsgp)
-{
-	if (rmsgp->rm_body.rm_chunks[0] != 0
-	    || rmsgp->rm_body.rm_chunks[1] == 0)
-		return NULL;
-
-	return (struct rpcrdma_write_array *)&rmsgp->rm_body.rm_chunks[1];
-}
-
-/*
- * Returns the address of the first reply array element or <nul> if no
- * reply array is present
- */
-static inline struct rpcrdma_write_array *
-svc_rdma_get_reply_array(struct rpcrdma_msg *rmsgp)
-{
-	struct rpcrdma_read_chunk *rch;
-	struct rpcrdma_write_array *wr_ary;
-	struct rpcrdma_write_array *rp_ary;
-
-	/* XXX: Need to fix when reply list may occur with read-list and/or
-	 * write list */
-	if (rmsgp->rm_body.rm_chunks[0] != 0 ||
-	    rmsgp->rm_body.rm_chunks[1] != 0)
-		return NULL;
-
-	rch = svc_rdma_get_read_chunk(rmsgp);
-	if (rch) {
-		while (rch->rc_discrim)
-			rch++;
-
-		/* The reply list follows an empty write array located
-		 * at 'rc_position' here. The reply array is at rc_target.
-		 */
-		rp_ary = (struct rpcrdma_write_array *)&rch->rc_target;
-
-		goto found_it;
-	}
-
-	wr_ary = svc_rdma_get_write_array(rmsgp);
-	if (wr_ary) {
-		rp_ary = (struct rpcrdma_write_array *)
-			&wr_ary->
-			wc_array[ntohl(wr_ary->wc_nchunks)].wc_target.rs_length;
-
-		goto found_it;
-	}
-
-	/* No read list, no write list */
-	rp_ary = (struct rpcrdma_write_array *)
-		&rmsgp->rm_body.rm_chunks[2];
-
- found_it:
-	if (rp_ary->wc_discrim == 0)
-		return NULL;
-
-	return rp_ary;
-}
 #endif
-- 
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