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| author |   Chuck Lever <chuck.lever@oracle.com> | 2020-03-17 17:41:43 -0400 |
|---|---|---|
| committer | Chuck Lever <chuck.lever@oracle.com> | 2020-05-18 10:21:22 -0400 |
| commit | 11bbb0f76e995cb617f582e7a4ec6cb8f6daf910 (patch) | |
| tree | 42f8c643b80708abba8282240faf888b04c94735 /include/trace/events/sunrpc.h | |
| parent | SUNRPC: Tracepoint to record errors in svc_xpo_create() (diff) | |
| download | wireguard-linux-11bbb0f76e995cb617f582e7a4ec6cb8f6daf910.tar.xz wireguard-linux-11bbb0f76e995cb617f582e7a4ec6cb8f6daf910.zip | |
SUNRPC: Trace a few more generic svc_xprt events
In lieu of dprintks or tracepoints in each individual transport
implementation, introduce tracepoints in the generic part of the RPC
layer. These typically fire for connection lifetime events, so
shouldn't contribute a lot of noise.
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Diffstat (limited to '')
| -rw-r--r-- | include/trace/events/sunrpc.h | 39 |
1 files changed, 36 insertions, 3 deletions
diff --git a/include/trace/events/sunrpc.h b/include/trace/events/sunrpc.h index f3296ed2b753..d40ec8f5c220 100644 --- a/include/trace/events/sunrpc.h +++ b/include/trace/events/sunrpc.h @@ -1236,9 +1236,42 @@ DECLARE_EVENT_CLASS(svc_xprt_event, show_svc_xprt_flags(__entry->flags)) ); -DEFINE_EVENT(svc_xprt_event, svc_xprt_no_write_space, - TP_PROTO(struct svc_xprt *xprt), - TP_ARGS(xprt)); +#define DEFINE_SVC_XPRT_EVENT(name) \ + DEFINE_EVENT(svc_xprt_event, svc_xprt_##name, \ + TP_PROTO( \ + struct svc_xprt *xprt \ + ), \ + TP_ARGS(xprt)) + +DEFINE_SVC_XPRT_EVENT(no_write_space); +DEFINE_SVC_XPRT_EVENT(close); +DEFINE_SVC_XPRT_EVENT(detach); +DEFINE_SVC_XPRT_EVENT(free); + +TRACE_EVENT(svc_xprt_accept, + TP_PROTO( + const struct svc_xprt *xprt, + const char *service + ), + + TP_ARGS(xprt, service), + + TP_STRUCT__entry( + __string(addr, xprt->xpt_remotebuf) + __string(protocol, xprt->xpt_class->xcl_name) + __string(service, service) + ), + + TP_fast_assign( + __assign_str(addr, xprt->xpt_remotebuf); + __assign_str(protocol, xprt->xpt_class->xcl_name) + __assign_str(service, service); + ), + + TP_printk("addr=%s protocol=%s service=%s", + __get_str(addr), __get_str(protocol), __get_str(service) + ) +); TRACE_EVENT(svc_xprt_dequeue, TP_PROTO(struct svc_rqst *rqst), |