Commit 9144a803 authored by Chuck Lever's avatar Chuck Lever Committed by Anna Schumaker

xprtrdma: Refactor rpcrdma_ep_connect() and rpcrdma_ep_disconnect()

Clean up: Simplify the synopses of functions in the connect and
disconnect paths in preparation for combining the rpcrdma_ia and
struct rpcrdma_ep structures.
Signed-off-by: default avatarChuck Lever <chuck.lever@oracle.com>
Signed-off-by: default avatarAnna Schumaker <Anna.Schumaker@Netapp.com>
parent 97d0de88
......@@ -240,7 +240,7 @@ xprt_rdma_connect_worker(struct work_struct *work)
struct rpc_xprt *xprt = &r_xprt->rx_xprt;
int rc;
rc = rpcrdma_ep_connect(&r_xprt->rx_ep, &r_xprt->rx_ia);
rc = rpcrdma_xprt_connect(r_xprt);
xprt_clear_connecting(xprt);
if (r_xprt->rx_ep.rep_connected > 0) {
xprt->stat.connect_count++;
......@@ -284,7 +284,7 @@ xprt_rdma_destroy(struct rpc_xprt *xprt)
cancel_delayed_work_sync(&r_xprt->rx_connect_worker);
rpcrdma_ep_disconnect(&r_xprt->rx_ep, &r_xprt->rx_ia);
rpcrdma_xprt_disconnect(r_xprt);
rpcrdma_buffer_destroy(&r_xprt->rx_buf);
rpcrdma_ia_close(&r_xprt->rx_ia);
......@@ -409,7 +409,7 @@ void xprt_rdma_close(struct rpc_xprt *xprt)
if (ep->rep_connected == -ENODEV)
return;
rpcrdma_ep_disconnect(ep, ia);
rpcrdma_xprt_disconnect(r_xprt);
out:
xprt->reestablish_timeout = 0;
......
......@@ -610,15 +610,17 @@ static int rpcrdma_ep_reconnect(struct rpcrdma_xprt *r_xprt)
return rc;
}
/*
* Connect unconnected endpoint.
/**
* rpcrdma_xprt_connect - Connect an unconnected transport
* @r_xprt: controlling transport instance
*
* Returns 0 on success or a negative errno.
*/
int
rpcrdma_ep_connect(struct rpcrdma_ep *ep, struct rpcrdma_ia *ia)
int rpcrdma_xprt_connect(struct rpcrdma_xprt *r_xprt)
{
struct rpcrdma_xprt *r_xprt = container_of(ia, struct rpcrdma_xprt,
rx_ia);
struct rpc_xprt *xprt = &r_xprt->rx_xprt;
struct rpcrdma_ep *ep = &r_xprt->rx_ep;
struct rpcrdma_ia *ia = &r_xprt->rx_ia;
int rc;
retry:
......@@ -634,7 +636,7 @@ rpcrdma_ep_connect(struct rpcrdma_ep *ep, struct rpcrdma_ia *ia)
goto out_noupdate;
break;
case 1:
rpcrdma_ep_disconnect(ep, ia);
rpcrdma_xprt_disconnect(r_xprt);
/* fall through */
default:
rc = rpcrdma_ep_reconnect(r_xprt);
......@@ -668,7 +670,7 @@ rpcrdma_ep_connect(struct rpcrdma_ep *ep, struct rpcrdma_ia *ia)
rc = rpcrdma_reqs_setup(r_xprt);
if (rc) {
rpcrdma_ep_disconnect(ep, ia);
rpcrdma_xprt_disconnect(r_xprt);
goto out;
}
rpcrdma_mrs_create(r_xprt);
......@@ -683,18 +685,16 @@ rpcrdma_ep_connect(struct rpcrdma_ep *ep, struct rpcrdma_ia *ia)
}
/**
* rpcrdma_ep_disconnect - Disconnect underlying transport
* @ep: endpoint to disconnect
* @ia: associated interface adapter
* rpcrdma_xprt_disconnect - Disconnect underlying transport
* @r_xprt: controlling transport instance
*
* Caller serializes. Either the transport send lock is held,
* or we're being called to destroy the transport.
*/
void
rpcrdma_ep_disconnect(struct rpcrdma_ep *ep, struct rpcrdma_ia *ia)
void rpcrdma_xprt_disconnect(struct rpcrdma_xprt *r_xprt)
{
struct rpcrdma_xprt *r_xprt = container_of(ep, struct rpcrdma_xprt,
rx_ep);
struct rpcrdma_ep *ep = &r_xprt->rx_ep;
struct rpcrdma_ia *ia = &r_xprt->rx_ia;
struct rdma_cm_id *id = ia->ri_id;
int rc;
......
......@@ -464,8 +464,8 @@ void rpcrdma_ia_close(struct rpcrdma_ia *);
/*
* Endpoint calls - xprtrdma/verbs.c
*/
int rpcrdma_ep_connect(struct rpcrdma_ep *, struct rpcrdma_ia *);
void rpcrdma_ep_disconnect(struct rpcrdma_ep *, struct rpcrdma_ia *);
int rpcrdma_xprt_connect(struct rpcrdma_xprt *r_xprt);
void rpcrdma_xprt_disconnect(struct rpcrdma_xprt *r_xprt);
int rpcrdma_post_sends(struct rpcrdma_xprt *r_xprt, struct rpcrdma_req *req);
void rpcrdma_post_recvs(struct rpcrdma_xprt *r_xprt, bool temp);
......
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