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| author | Trond Myklebust <trond.myklebust@primarydata.com> | 2016-06-24 16:55:46 +0200 |
|---|---|---|
| committer | J. Bruce Fields <bfields@redhat.com> | 2016-07-13 21:53:43 +0200 |
| commit | 104f6351f7dc0036575b4e47765d6d39c757c066 (patch) | |
| tree | e919bf3518ae0370aa0c6736556fc49b7abbd5ac /include/trace/events/sunrpc.h | |
| parent | SUNRPC: Add a tracepoint for server socket out-of-space conditions (diff) | |
| download | linux-104f6351f7dc0036575b4e47765d6d39c757c066.tar.xz linux-104f6351f7dc0036575b4e47765d6d39c757c066.zip | |
SUNRPC: Add tracepoints for dropped and deferred requests
Dropping and/or deferring requests has an impact on performance. Let's
make sure we can trace those events.
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Diffstat (limited to 'include/trace/events/sunrpc.h')
| -rw-r--r-- | include/trace/events/sunrpc.h | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/include/trace/events/sunrpc.h b/include/trace/events/sunrpc.h index b014207a95a8..8a707f8a41c3 100644 --- a/include/trace/events/sunrpc.h +++ b/include/trace/events/sunrpc.h @@ -473,6 +473,39 @@ TRACE_EVENT(svc_recv, show_rqstp_flags(__entry->flags)) ); +DECLARE_EVENT_CLASS(svc_rqst_event, + + TP_PROTO(struct svc_rqst *rqst), + + TP_ARGS(rqst), + + TP_STRUCT__entry( + __field(__be32, xid) + __field(unsigned long, flags) + __dynamic_array(unsigned char, addr, rqst->rq_addrlen) + ), + + TP_fast_assign( + __entry->xid = rqst->rq_xid; + __entry->flags = rqst->rq_flags; + memcpy(__get_dynamic_array(addr), + &rqst->rq_addr, rqst->rq_addrlen); + ), + + TP_printk("addr=%pIScp rq_xid=0x%x flags=%s", + (struct sockaddr *)__get_dynamic_array(addr), + be32_to_cpu(__entry->xid), + show_rqstp_flags(__entry->flags)) +); + +DEFINE_EVENT(svc_rqst_event, svc_defer, + TP_PROTO(struct svc_rqst *rqst), + TP_ARGS(rqst)); + +DEFINE_EVENT(svc_rqst_event, svc_drop, + TP_PROTO(struct svc_rqst *rqst), + TP_ARGS(rqst)); + DECLARE_EVENT_CLASS(svc_rqst_status, TP_PROTO(struct svc_rqst *rqst, int status), @@ -636,6 +669,34 @@ TRACE_EVENT(svc_handle_xprt, (struct sockaddr *)__get_dynamic_array(addr) : NULL, __entry->len, show_svc_xprt_flags(__entry->flags)) ); + + +DECLARE_EVENT_CLASS(svc_deferred_event, + TP_PROTO(struct svc_deferred_req *dr), + + TP_ARGS(dr), + + TP_STRUCT__entry( + __field(__be32, xid) + __dynamic_array(unsigned char, addr, dr->addrlen) + ), + + TP_fast_assign( + __entry->xid = *(__be32 *)(dr->args + (dr->xprt_hlen>>2)); + memcpy(__get_dynamic_array(addr), &dr->addr, dr->addrlen); + ), + + TP_printk("addr=%pIScp xid=0x%x", + (struct sockaddr *)__get_dynamic_array(addr), + be32_to_cpu(__entry->xid)) +); + +DEFINE_EVENT(svc_deferred_event, svc_drop_deferred, + TP_PROTO(struct svc_deferred_req *dr), + TP_ARGS(dr)); +DEFINE_EVENT(svc_deferred_event, svc_revisit_deferred, + TP_PROTO(struct svc_deferred_req *dr), + TP_ARGS(dr)); #endif /* _TRACE_SUNRPC_H */ #include <trace/define_trace.h> |