1/*
 2 * Copyright (c) 2014 Christoph Hellwig.
 3 */
 4#undef TRACE_SYSTEM
 5#define TRACE_SYSTEM nfsd
 6
 7#if !defined(_NFSD_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
 8#define _NFSD_TRACE_H
 9
10#include <linux/tracepoint.h>
11#include "nfsfh.h"
12
13DECLARE_EVENT_CLASS(nfsd_io_class,
14	TP_PROTO(struct svc_rqst *rqstp,
15		 struct svc_fh	*fhp,
16		 loff_t		offset,
17		 int		len),
18	TP_ARGS(rqstp, fhp, offset, len),
19	TP_STRUCT__entry(
20		__field(__be32, xid)
21		__field_struct(struct knfsd_fh, fh)
22		__field(loff_t, offset)
23		__field(int, len)
24	),
25	TP_fast_assign(
26		__entry->xid = rqstp->rq_xid,
27		fh_copy_shallow(&__entry->fh, &fhp->fh_handle);
28		__entry->offset = offset;
29		__entry->len = len;
30	),
31	TP_printk("xid=0x%x fh=0x%x offset=%lld len=%d",
32		  __be32_to_cpu(__entry->xid), knfsd_fh_hash(&__entry->fh),
33		  __entry->offset, __entry->len)
34)
35
36#define DEFINE_NFSD_IO_EVENT(name)		\
37DEFINE_EVENT(nfsd_io_class, name,		\
38	TP_PROTO(struct svc_rqst *rqstp,	\
39		 struct svc_fh	*fhp,		\
40		 loff_t		offset,		\
41		 int		len),		\
42	TP_ARGS(rqstp, fhp, offset, len))
43
44DEFINE_NFSD_IO_EVENT(read_start);
45DEFINE_NFSD_IO_EVENT(read_opened);
46DEFINE_NFSD_IO_EVENT(read_io_done);
47DEFINE_NFSD_IO_EVENT(read_done);
48DEFINE_NFSD_IO_EVENT(write_start);
49DEFINE_NFSD_IO_EVENT(write_opened);
50DEFINE_NFSD_IO_EVENT(write_io_done);
51DEFINE_NFSD_IO_EVENT(write_done);
52
53#include "state.h"
54
55DECLARE_EVENT_CLASS(nfsd_stateid_class,
56	TP_PROTO(stateid_t *stp),
57	TP_ARGS(stp),
58	TP_STRUCT__entry(
59		__field(u32, cl_boot)
60		__field(u32, cl_id)
61		__field(u32, si_id)
62		__field(u32, si_generation)
63	),
64	TP_fast_assign(
65		__entry->cl_boot = stp->si_opaque.so_clid.cl_boot;
66		__entry->cl_id = stp->si_opaque.so_clid.cl_id;
67		__entry->si_id = stp->si_opaque.so_id;
68		__entry->si_generation = stp->si_generation;
69	),
70	TP_printk("client %08x:%08x stateid %08x:%08x",
71		__entry->cl_boot,
72		__entry->cl_id,
73		__entry->si_id,
74		__entry->si_generation)
75)
76
77#define DEFINE_STATEID_EVENT(name) \
78DEFINE_EVENT(nfsd_stateid_class, name, \
79	TP_PROTO(stateid_t *stp), \
80	TP_ARGS(stp))
81DEFINE_STATEID_EVENT(layoutstate_alloc);
82DEFINE_STATEID_EVENT(layoutstate_unhash);
83DEFINE_STATEID_EVENT(layoutstate_free);
84DEFINE_STATEID_EVENT(layout_get_lookup_fail);
85DEFINE_STATEID_EVENT(layout_commit_lookup_fail);
86DEFINE_STATEID_EVENT(layout_return_lookup_fail);
87DEFINE_STATEID_EVENT(layout_recall);
88DEFINE_STATEID_EVENT(layout_recall_done);
89DEFINE_STATEID_EVENT(layout_recall_fail);
90DEFINE_STATEID_EVENT(layout_recall_release);
91
92#endif /* _NFSD_TRACE_H */
93
94#undef TRACE_INCLUDE_PATH
95#define TRACE_INCLUDE_PATH .
96#define TRACE_INCLUDE_FILE trace
97#include <trace/define_trace.h>