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SUNRPC: Hoist trace_xprtrdma_op_setport into generic code 

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
This commit is contained in:
Chuck Lever 2020-07-08 16:10:24 -04:00 committed by Anna Schumaker
parent e465cc3fa8
commit ac1ae53421
4 changed files with 43 additions and 19 deletions
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1
include/trace/events/rpcrdma.h
View File

@ -423,7 +423,6 @@ DEFINE_CONN_EVENT(connect);
DEFINE_CONN_EVENT(disconnect);
DEFINE_RXPRT_EVENT(xprtrdma_op_inject_dsc);
DEFINE_RXPRT_EVENT(xprtrdma_op_setport);
TRACE_EVENT(xprtrdma_op_connect,
TP_PROTO(

29
include/trace/events/sunrpc.h
View File

@ -1305,6 +1305,35 @@ TRACE_EVENT(rpcb_getport,
)
);
TRACE_EVENT(rpcb_setport,
TP_PROTO(
const struct rpc_task *task,
int status,
unsigned short port
),
TP_ARGS(task, status, port),
TP_STRUCT__entry(
__field(unsigned int, task_id)
__field(unsigned int, client_id)
__field(int, status)
__field(unsigned short, port)
),
TP_fast_assign(
__entry->task_id = task->tk_pid;
__entry->client_id = task->tk_client->cl_clid;
__entry->status = status;
__entry->port = port;
),
TP_printk("task:%u@%u status=%d port=%u",
__entry->task_id, __entry->client_id,
__entry->status, __entry->port
)
);
DECLARE_EVENT_CLASS(svc_xdr_buf_class,
TP_PROTO(
const struct svc_rqst *rqst,

29
net/sunrpc/rpcb_clnt.c
View File

@ -801,34 +801,33 @@ static void rpcb_getport_done(struct rpc_task *child, void *data)
{
struct rpcbind_args *map = data;
struct rpc_xprt *xprt = map->r_xprt;
int status = child->tk_status;
map->r_status = child->tk_status;
/* Garbage reply: retry with a lesser rpcbind version */
if (status == -EIO)
status = -EPROTONOSUPPORT;
if (map->r_status == -EIO)
map->r_status = -EPROTONOSUPPORT;
/* rpcbind server doesn't support this rpcbind protocol version */
if (status == -EPROTONOSUPPORT)
if (map->r_status == -EPROTONOSUPPORT)
xprt->bind_index++;
if (status < 0) {
if (map->r_status < 0) {
/* rpcbind server not available on remote host? */
xprt->ops->set_port(xprt, 0);
map->r_port = 0;
} else if (map->r_port == 0) {
/* Requested RPC service wasn't registered on remote host */
xprt->ops->set_port(xprt, 0);
status = -EACCES;
map->r_status = -EACCES;
} else {
/* Succeeded */
xprt->ops->set_port(xprt, map->r_port);
xprt_set_bound(xprt);
status = 0;
map->r_status = 0;
}
dprintk("RPC: %5u rpcb_getport_done(status %d, port %u)\n",
child->tk_pid, status, map->r_port);
map->r_status = status;
trace_rpcb_setport(child, map->r_status, map->r_port);
xprt->ops->set_port(xprt, map->r_port);
if (map->r_port)
xprt_set_bound(xprt);
}
/*

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

@ -413,9 +413,6 @@ xprt_rdma_set_port(struct rpc_xprt *xprt, u16 port)
kfree(xprt->address_strings[RPC_DISPLAY_HEX_PORT]);
snprintf(buf, sizeof(buf), "%4hx", port);
xprt->address_strings[RPC_DISPLAY_HEX_PORT] = kstrdup(buf, GFP_KERNEL);
trace_xprtrdma_op_setport(container_of(xprt, struct rpcrdma_xprt,
rx_xprt));
}
/**