diff options
| author | Chuck Lever <chuck.lever@oracle.com> | 2019-02-11 19:25:04 +0300 |
|---|---|---|
| committer | Anna Schumaker <Anna.Schumaker@Netapp.com> | 2019-02-14 17:20:40 +0300 |
| commit | 0c77668ddb4e7bdfbca462c6185d154d0b8889ae (patch) | |
| tree | a3bfd1fa16a9a6dfb3fd6b377cbe2612dfdbe3c5 /net/sunrpc/xprt.c | |
| parent | a0584ee9aed805446b044ce855e67264f0dc619e (diff) | |
| download | linux-0c77668ddb4e7bdfbca462c6185d154d0b8889ae.tar.xz | |
SUNRPC: Introduce trace points in rpc_auth_gss.ko
Add infrastructure for trace points in the RPC_AUTH_GSS kernel
module, and add a few sample trace points. These report exceptional
or unexpected events, and observe the assignment of GSS sequence
numbers.
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Diffstat (limited to 'net/sunrpc/xprt.c')
| -rw-r--r-- | net/sunrpc/xprt.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/net/sunrpc/xprt.c b/net/sunrpc/xprt.c index f1ec2110efeb..bc7489f1fe55 100644 --- a/net/sunrpc/xprt.c +++ b/net/sunrpc/xprt.c @@ -1165,6 +1165,7 @@ xprt_request_enqueue_transmit(struct rpc_task *task) /* Note: req is added _before_ pos */ list_add_tail(&req->rq_xmit, &pos->rq_xmit); INIT_LIST_HEAD(&req->rq_xmit2); + trace_xprt_enq_xmit(task, 1); goto out; } } else if (RPC_IS_SWAPPER(task)) { @@ -1176,6 +1177,7 @@ xprt_request_enqueue_transmit(struct rpc_task *task) /* Note: req is added _before_ pos */ list_add_tail(&req->rq_xmit, &pos->rq_xmit); INIT_LIST_HEAD(&req->rq_xmit2); + trace_xprt_enq_xmit(task, 2); goto out; } } else if (!req->rq_seqno) { @@ -1184,11 +1186,13 @@ xprt_request_enqueue_transmit(struct rpc_task *task) continue; list_add_tail(&req->rq_xmit2, &pos->rq_xmit2); INIT_LIST_HEAD(&req->rq_xmit); + trace_xprt_enq_xmit(task, 3); goto out; } } list_add_tail(&req->rq_xmit, &xprt->xmit_queue); INIT_LIST_HEAD(&req->rq_xmit2); + trace_xprt_enq_xmit(task, 4); out: set_bit(RPC_TASK_NEED_XMIT, &task->tk_runstate); spin_unlock(&xprt->queue_lock); @@ -1313,8 +1317,6 @@ xprt_request_transmit(struct rpc_rqst *req, struct rpc_task *snd_task) int is_retrans = RPC_WAS_SENT(task); int status; - dprintk("RPC: %5u xprt_transmit(%u)\n", task->tk_pid, req->rq_slen); - if (!req->rq_bytes_sent) { if (xprt_request_data_received(task)) { status = 0; @@ -1336,9 +1338,9 @@ xprt_request_transmit(struct rpc_rqst *req, struct rpc_task *snd_task) connect_cookie = xprt->connect_cookie; status = xprt->ops->send_request(req); - trace_xprt_transmit(xprt, req->rq_xid, status); if (status != 0) { req->rq_ntrans--; + trace_xprt_transmit(req, status); return status; } @@ -1347,7 +1349,6 @@ xprt_request_transmit(struct rpc_rqst *req, struct rpc_task *snd_task) xprt_inject_disconnect(xprt); - dprintk("RPC: %5u xmit complete\n", task->tk_pid); task->tk_flags |= RPC_TASK_SENT; spin_lock_bh(&xprt->transport_lock); @@ -1360,6 +1361,7 @@ xprt_request_transmit(struct rpc_rqst *req, struct rpc_task *snd_task) req->rq_connect_cookie = connect_cookie; out_dequeue: + trace_xprt_transmit(req, status); xprt_request_dequeue_transmit(task); rpc_wake_up_queued_task_set_status(&xprt->sending, task, status); return status; |