xprtrdma: Clean up synopsis of rpcrdma_regbuf_alloc()

Currently all rpcrdma_regbuf_alloc() call sites pass the same value
as their third argument. That argument can therefore be eliminated.

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

diff --git a/net/sunrpc/xprtrdma/verbs.c b/net/sunrpc/xprtrdma/verbs.c
index 89f5444..8fb10fc 100644 (file)
--- a/net/sunrpc/xprtrdma/verbs.c
+++ b/net/sunrpc/xprtrdma/verbs.c
@@ -76,8 +76,7 @@ static void rpcrdma_mrs_destroy(struct rpcrdma_xprt *r_xprt);
 static void rpcrdma_ep_get(struct rpcrdma_ep *ep);
 static int rpcrdma_ep_put(struct rpcrdma_ep *ep);
 static struct rpcrdma_regbuf *
-rpcrdma_regbuf_alloc(size_t size, enum dma_data_direction direction,
-                    gfp_t flags);
+rpcrdma_regbuf_alloc(size_t size, enum dma_data_direction direction);
 static void rpcrdma_regbuf_dma_unmap(struct rpcrdma_regbuf *rb);
 static void rpcrdma_regbuf_free(struct rpcrdma_regbuf *rb);
 
@@ -813,12 +812,11 @@ struct rpcrdma_req *rpcrdma_req_create(struct rpcrdma_xprt *r_xprt,
        if (req == NULL)
                goto out1;
 
-       req->rl_sendbuf = rpcrdma_regbuf_alloc(size, DMA_TO_DEVICE,
-                                              GFP_KERNEL);
+       req->rl_sendbuf = rpcrdma_regbuf_alloc(size, DMA_TO_DEVICE);
        if (!req->rl_sendbuf)
                goto out2;
 
-       req->rl_recvbuf = rpcrdma_regbuf_alloc(size, DMA_NONE, GFP_KERNEL);
+       req->rl_recvbuf = rpcrdma_regbuf_alloc(size, DMA_NONE);
        if (!req->rl_recvbuf)
                goto out3;
 
@@ -854,7 +852,7 @@ int rpcrdma_req_setup(struct rpcrdma_xprt *r_xprt, struct rpcrdma_req *req)
                     r_xprt->rx_ep->re_max_rdma_segs * rpcrdma_readchunk_maxsz;
        maxhdrsize *= sizeof(__be32);
        rb = rpcrdma_regbuf_alloc(__roundup_pow_of_two(maxhdrsize),
-                                 DMA_TO_DEVICE, GFP_KERNEL);
+                                 DMA_TO_DEVICE);
        if (!rb)
                goto out;
 
@@ -930,7 +928,7 @@ struct rpcrdma_rep *rpcrdma_rep_create(struct rpcrdma_xprt *r_xprt,
                goto out;
 
        rep->rr_rdmabuf = rpcrdma_regbuf_alloc(r_xprt->rx_ep->re_inline_recv,
-                                              DMA_FROM_DEVICE, GFP_KERNEL);
+                                              DMA_FROM_DEVICE);
        if (!rep->rr_rdmabuf)
                goto out_free;
 
@@ -1231,15 +1229,14 @@ void rpcrdma_buffer_put(struct rpcrdma_buffer *buffers, struct rpcrdma_req *req)
  * or Replies they may be registered externally via frwr_map.
  */
 static struct rpcrdma_regbuf *
-rpcrdma_regbuf_alloc(size_t size, enum dma_data_direction direction,
-                    gfp_t flags)
+rpcrdma_regbuf_alloc(size_t size, enum dma_data_direction direction)
 {
        struct rpcrdma_regbuf *rb;
 
-       rb = kmalloc(sizeof(*rb), flags);
+       rb = kmalloc(sizeof(*rb), GFP_KERNEL);
        if (!rb)
                return NULL;
-       rb->rg_data = kmalloc(size, flags);
+       rb->rg_data = kmalloc(size, GFP_KERNEL);
        if (!rb->rg_data) {
                kfree(rb);
                return NULL;