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xprtrdma: Remove rr_func

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A posted rpcrdma_rep never has rr_func set to anything but
rpcrdma_reply_handler.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Tested-By: Devesh Sharma <devesh.sharma@avagotech.com>
Reviewed-by: Doug Ledford <dledford@redhat.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
This commit is contained in:
Chuck Lever 2015-05-26 11:51:46 -04:00 committed by Anna Schumaker
parent fed171b35c
commit 494ae30d2a
4 changed files with 1 additions and 14 deletions
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1
net/sunrpc/xprtrdma/rpc_rdma.c
View File

@ -770,7 +770,6 @@ rpcrdma_reply_handler(struct rpcrdma_rep *rep)
rep->rr_len);
repost:
r_xprt->rx_stats.bad_reply_count++;
rep->rr_func = rpcrdma_reply_handler;
if (rpcrdma_ep_post_recv(&r_xprt->rx_ia, &r_xprt->rx_ep, rep))
rpcrdma_recv_buffer_put(rep);

3
net/sunrpc/xprtrdma/transport.c
View File

@ -617,9 +617,6 @@ xprt_rdma_send_request(struct rpc_task *task)
if (req->rl_reply == NULL) /* e.g. reconnection */
rpcrdma_recv_buffer_get(req);
/* rpcrdma_recv_buffer_get may have set rl_reply, so check again */
if (req->rl_reply)
req->rl_reply->rr_func = rpcrdma_reply_handler;
/* Must suppress retransmit to maintain credits */
if (req->rl_connect_cookie == xprt->connect_cookie)

10
net/sunrpc/xprtrdma/verbs.c
View File

@ -80,7 +80,6 @@ static void
rpcrdma_run_tasklet(unsigned long data)
{
struct rpcrdma_rep *rep;
void (*func)(struct rpcrdma_rep *);
unsigned long flags;
data = data;
@ -89,14 +88,9 @@ rpcrdma_run_tasklet(unsigned long data)
rep = list_entry(rpcrdma_tasklets_g.next,
struct rpcrdma_rep, rr_list);
list_del(&rep->rr_list);
func = rep->rr_func;
rep->rr_func = NULL;
spin_unlock_irqrestore(&rpcrdma_tk_lock_g, flags);
if (func)
func(rep);
else
rpcrdma_recv_buffer_put(rep);
rpcrdma_reply_handler(rep);
spin_lock_irqsave(&rpcrdma_tk_lock_g, flags);
}
@ -1213,7 +1207,6 @@ rpcrdma_buffer_put_sendbuf(struct rpcrdma_req *req, struct rpcrdma_buffer *buf)
req->rl_niovs = 0;
if (req->rl_reply) {
buf->rb_recv_bufs[--buf->rb_recv_index] = req->rl_reply;
req->rl_reply->rr_func = NULL;
req->rl_reply = NULL;
}
}
@ -1428,7 +1421,6 @@ rpcrdma_recv_buffer_put(struct rpcrdma_rep *rep)
struct rpcrdma_buffer *buffers = &rep->rr_rxprt->rx_buf;
unsigned long flags;
rep->rr_func = NULL;
spin_lock_irqsave(&buffers->rb_lock, flags);
buffers->rb_recv_bufs[--buffers->rb_recv_index] = rep;
spin_unlock_irqrestore(&buffers->rb_lock, flags);

1
net/sunrpc/xprtrdma/xprt_rdma.h
View File

@ -174,7 +174,6 @@ struct rpcrdma_buffer;
struct rpcrdma_rep {
unsigned int rr_len;
struct rpcrdma_xprt *rr_rxprt;
void (*rr_func)(struct rpcrdma_rep *);
struct list_head rr_list;
struct rpcrdma_regbuf *rr_rdmabuf;
};