xprtrdma: Simplify rpcrdma_deregister_external() synopsis

Clean up: All remaining callers of rpcrdma_deregister_external()
pass NULL as the last argument, so remove that argument.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Tested-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>

diff --git a/net/sunrpc/xprtrdma/rpc_rdma.c b/net/sunrpc/xprtrdma/rpc_rdma.c
index aae1726..436d229 100644 (file)
--- a/net/sunrpc/xprtrdma/rpc_rdma.c
+++ b/net/sunrpc/xprtrdma/rpc_rdma.c
@@ -270,7 +270,7 @@ rpcrdma_create_chunks(struct rpc_rqst *rqst, struct xdr_buf *target,
 out:
        for (pos = 0; nchunks--;)
                pos += rpcrdma_deregister_external(
-                               &req->rl_segments[pos], r_xprt, NULL);
+                               &req->rl_segments[pos], r_xprt);
        return 0;
 }
 

diff --git a/net/sunrpc/xprtrdma/transport.c b/net/sunrpc/xprtrdma/transport.c
index c23b0c1..430cabb 100644 (file)
--- a/net/sunrpc/xprtrdma/transport.c
+++ b/net/sunrpc/xprtrdma/transport.c
@@ -575,7 +575,7 @@ xprt_rdma_free(void *buffer)
        for (i = 0; req->rl_nchunks;) {
                --req->rl_nchunks;
                i += rpcrdma_deregister_external(
-                       &req->rl_segments[i], r_xprt, NULL);
+                       &req->rl_segments[i], r_xprt);
        }
 
        if (req->rl_iov.length == 0) {  /* see allocate above */

diff --git a/net/sunrpc/xprtrdma/verbs.c b/net/sunrpc/xprtrdma/verbs.c
index 7c7e9b4..0cbc83c 100644 (file)
--- a/net/sunrpc/xprtrdma/verbs.c
+++ b/net/sunrpc/xprtrdma/verbs.c
@@ -1632,7 +1632,7 @@ rpcrdma_register_external(struct rpcrdma_mr_seg *seg,
 
 int
 rpcrdma_deregister_external(struct rpcrdma_mr_seg *seg,
-               struct rpcrdma_xprt *r_xprt, void *r)
+               struct rpcrdma_xprt *r_xprt)
 {
        struct rpcrdma_ia *ia = &r_xprt->rx_ia;
        int nsegs = seg->mr_nsegs, rc;
@@ -1658,12 +1658,6 @@ rpcrdma_deregister_external(struct rpcrdma_mr_seg *seg,
        default:
                break;
        }
-       if (r) {
-               struct rpcrdma_rep *rep = r;
-               void (*func)(struct rpcrdma_rep *) = rep->rr_func;
-               rep->rr_func = NULL;
-               func(rep);      /* dereg done, callback now */
-       }
        return nsegs;
 }
 

diff --git a/net/sunrpc/xprtrdma/xprt_rdma.h b/net/sunrpc/xprtrdma/xprt_rdma.h
index bf08ee0..3f44d6a 100644 (file)
--- a/net/sunrpc/xprtrdma/xprt_rdma.h
+++ b/net/sunrpc/xprtrdma/xprt_rdma.h
@@ -331,7 +331,7 @@ int rpcrdma_deregister_internal(struct rpcrdma_ia *,
 int rpcrdma_register_external(struct rpcrdma_mr_seg *,
                                int, int, struct rpcrdma_xprt *);
 int rpcrdma_deregister_external(struct rpcrdma_mr_seg *,
-                               struct rpcrdma_xprt *, void *);
+                               struct rpcrdma_xprt *);
 
 /*
  * RPC/RDMA connection management calls - xprtrdma/rpc_rdma.c