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Commit a7986f09 authored by Chuck Lever's avatar Chuck Lever Committed by Anna Schumaker
Browse files

xprtrdma: Remove rpcrdma_ep_{post_recv, post_extra_recv} 



Clean up: These functions are no longer used.

Signed-off-by: default avatarChuck Lever <chuck.lever@oracle.com>
Signed-off-by: default avatarAnna Schumaker <Anna.Schumaker@Netapp.com>
parent 7c8d9e7c

include/trace/events/rpcrdma.h

+0 −2
Original line number Diff line number Diff line
@@ -879,8 +879,6 @@ TRACE_EVENT(xprtrdma_rpc_done, 
	)

);



DEFINE_RXPRT_EVENT(xprtrdma_noreps);



/**

 ** Callback events

 **/

net/sunrpc/xprtrdma/verbs.c

+0 −59
Original line number Diff line number Diff line
@@ -1515,65 +1515,6 @@ rpcrdma_ep_post(struct rpcrdma_ia *ia, 
	return 0;

}



int

rpcrdma_ep_post_recv(struct rpcrdma_ia *ia,

		     struct rpcrdma_rep *rep)

{

	struct ib_recv_wr *recv_wr_fail;

	int rc;



	if (!rpcrdma_dma_map_regbuf(ia, rep->rr_rdmabuf))

		goto out_map;

	rc = ib_post_recv(ia->ri_id->qp, &rep->rr_recv_wr, &recv_wr_fail);

	trace_xprtrdma_post_recv(rep->rr_recv_wr.wr_cqe);

	if (rc)

		return -ENOTCONN;

	return 0;



out_map:

	pr_err("rpcrdma: failed to DMA map the Receive buffer\n");

	return -EIO;

}



/**

 * rpcrdma_ep_post_extra_recv - Post buffers for incoming backchannel requests

 * @r_xprt: transport associated with these backchannel resources

 * @count: minimum number of incoming requests expected

 *

 * Returns zero if all requested buffers were posted, or a negative errno.

 */

int

rpcrdma_ep_post_extra_recv(struct rpcrdma_xprt *r_xprt, unsigned int count)

{

	struct rpcrdma_buffer *buffers = &r_xprt->rx_buf;

	struct rpcrdma_ia *ia = &r_xprt->rx_ia;

	struct rpcrdma_rep *rep;

	int rc;



	while (count--) {

		spin_lock(&buffers->rb_lock);

		if (list_empty(&buffers->rb_recv_bufs))

			goto out_reqbuf;

		rep = rpcrdma_buffer_get_rep_locked(buffers);

		spin_unlock(&buffers->rb_lock);



		rc = rpcrdma_ep_post_recv(ia, rep);

		if (rc)

			goto out_rc;

	}



	return 0;



out_reqbuf:

	spin_unlock(&buffers->rb_lock);

	trace_xprtrdma_noreps(r_xprt);

	return -ENOMEM;



out_rc:

	rpcrdma_recv_buffer_put(rep);

	return rc;

}



/**

 * rpcrdma_post_recvs - Maybe post some Receive buffers

 * @r_xprt: controlling transport

net/sunrpc/xprtrdma/xprt_rdma.h

+0 −3
Original line number Diff line number Diff line
@@ -558,7 +558,6 @@ void rpcrdma_ep_disconnect(struct rpcrdma_ep *, struct rpcrdma_ia *); 


int rpcrdma_ep_post(struct rpcrdma_ia *, struct rpcrdma_ep *,

				struct rpcrdma_req *);

int rpcrdma_ep_post_recv(struct rpcrdma_ia *, struct rpcrdma_rep *);

void rpcrdma_post_recvs(struct rpcrdma_xprt *r_xprt, bool temp);



/*
@@ -599,8 +598,6 @@ rpcrdma_dma_map_regbuf(struct rpcrdma_ia *ia, struct rpcrdma_regbuf *rb) 
	return __rpcrdma_dma_map_regbuf(ia, rb);

}



int rpcrdma_ep_post_extra_recv(struct rpcrdma_xprt *, unsigned int);



int rpcrdma_alloc_wq(void);

void rpcrdma_destroy_wq(void);