xref: /openbmc/linux/fs/nfsd/trace.h (revision 0c874100)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * Copyright (c) 2014 Christoph Hellwig.
4  */
5 #undef TRACE_SYSTEM
6 #define TRACE_SYSTEM nfsd
7 
8 #if !defined(_NFSD_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
9 #define _NFSD_TRACE_H
10 
11 #include <linux/tracepoint.h>
12 #include "nfsfh.h"
13 
14 TRACE_EVENT(nfsd_compound,
15 	TP_PROTO(const struct svc_rqst *rqst,
16 		 u32 args_opcnt),
17 	TP_ARGS(rqst, args_opcnt),
18 	TP_STRUCT__entry(
19 		__field(u32, xid)
20 		__field(u32, args_opcnt)
21 	),
22 	TP_fast_assign(
23 		__entry->xid = be32_to_cpu(rqst->rq_xid);
24 		__entry->args_opcnt = args_opcnt;
25 	),
26 	TP_printk("xid=0x%08x opcnt=%u",
27 		__entry->xid, __entry->args_opcnt)
28 )
29 
30 TRACE_EVENT(nfsd_compound_status,
31 	TP_PROTO(u32 args_opcnt,
32 		 u32 resp_opcnt,
33 		 __be32 status,
34 		 const char *name),
35 	TP_ARGS(args_opcnt, resp_opcnt, status, name),
36 	TP_STRUCT__entry(
37 		__field(u32, args_opcnt)
38 		__field(u32, resp_opcnt)
39 		__field(int, status)
40 		__string(name, name)
41 	),
42 	TP_fast_assign(
43 		__entry->args_opcnt = args_opcnt;
44 		__entry->resp_opcnt = resp_opcnt;
45 		__entry->status = be32_to_cpu(status);
46 		__assign_str(name, name);
47 	),
48 	TP_printk("op=%u/%u %s status=%d",
49 		__entry->resp_opcnt, __entry->args_opcnt,
50 		__get_str(name), __entry->status)
51 )
52 
53 DECLARE_EVENT_CLASS(nfsd_io_class,
54 	TP_PROTO(struct svc_rqst *rqstp,
55 		 struct svc_fh	*fhp,
56 		 loff_t		offset,
57 		 unsigned long	len),
58 	TP_ARGS(rqstp, fhp, offset, len),
59 	TP_STRUCT__entry(
60 		__field(u32, xid)
61 		__field(u32, fh_hash)
62 		__field(loff_t, offset)
63 		__field(unsigned long, len)
64 	),
65 	TP_fast_assign(
66 		__entry->xid = be32_to_cpu(rqstp->rq_xid);
67 		__entry->fh_hash = knfsd_fh_hash(&fhp->fh_handle);
68 		__entry->offset = offset;
69 		__entry->len = len;
70 	),
71 	TP_printk("xid=0x%08x fh_hash=0x%08x offset=%lld len=%lu",
72 		  __entry->xid, __entry->fh_hash,
73 		  __entry->offset, __entry->len)
74 )
75 
76 #define DEFINE_NFSD_IO_EVENT(name)		\
77 DEFINE_EVENT(nfsd_io_class, nfsd_##name,	\
78 	TP_PROTO(struct svc_rqst *rqstp,	\
79 		 struct svc_fh	*fhp,		\
80 		 loff_t		offset,		\
81 		 unsigned long	len),		\
82 	TP_ARGS(rqstp, fhp, offset, len))
83 
84 DEFINE_NFSD_IO_EVENT(read_start);
85 DEFINE_NFSD_IO_EVENT(read_splice);
86 DEFINE_NFSD_IO_EVENT(read_vector);
87 DEFINE_NFSD_IO_EVENT(read_io_done);
88 DEFINE_NFSD_IO_EVENT(read_done);
89 DEFINE_NFSD_IO_EVENT(write_start);
90 DEFINE_NFSD_IO_EVENT(write_opened);
91 DEFINE_NFSD_IO_EVENT(write_io_done);
92 DEFINE_NFSD_IO_EVENT(write_done);
93 
94 DECLARE_EVENT_CLASS(nfsd_err_class,
95 	TP_PROTO(struct svc_rqst *rqstp,
96 		 struct svc_fh	*fhp,
97 		 loff_t		offset,
98 		 int		status),
99 	TP_ARGS(rqstp, fhp, offset, status),
100 	TP_STRUCT__entry(
101 		__field(u32, xid)
102 		__field(u32, fh_hash)
103 		__field(loff_t, offset)
104 		__field(int, status)
105 	),
106 	TP_fast_assign(
107 		__entry->xid = be32_to_cpu(rqstp->rq_xid);
108 		__entry->fh_hash = knfsd_fh_hash(&fhp->fh_handle);
109 		__entry->offset = offset;
110 		__entry->status = status;
111 	),
112 	TP_printk("xid=0x%08x fh_hash=0x%08x offset=%lld status=%d",
113 		  __entry->xid, __entry->fh_hash,
114 		  __entry->offset, __entry->status)
115 )
116 
117 #define DEFINE_NFSD_ERR_EVENT(name)		\
118 DEFINE_EVENT(nfsd_err_class, nfsd_##name,	\
119 	TP_PROTO(struct svc_rqst *rqstp,	\
120 		 struct svc_fh	*fhp,		\
121 		 loff_t		offset,		\
122 		 int		len),		\
123 	TP_ARGS(rqstp, fhp, offset, len))
124 
125 DEFINE_NFSD_ERR_EVENT(read_err);
126 DEFINE_NFSD_ERR_EVENT(write_err);
127 
128 #include "state.h"
129 
130 DECLARE_EVENT_CLASS(nfsd_stateid_class,
131 	TP_PROTO(stateid_t *stp),
132 	TP_ARGS(stp),
133 	TP_STRUCT__entry(
134 		__field(u32, cl_boot)
135 		__field(u32, cl_id)
136 		__field(u32, si_id)
137 		__field(u32, si_generation)
138 	),
139 	TP_fast_assign(
140 		__entry->cl_boot = stp->si_opaque.so_clid.cl_boot;
141 		__entry->cl_id = stp->si_opaque.so_clid.cl_id;
142 		__entry->si_id = stp->si_opaque.so_id;
143 		__entry->si_generation = stp->si_generation;
144 	),
145 	TP_printk("client %08x:%08x stateid %08x:%08x",
146 		__entry->cl_boot,
147 		__entry->cl_id,
148 		__entry->si_id,
149 		__entry->si_generation)
150 )
151 
152 #define DEFINE_STATEID_EVENT(name) \
153 DEFINE_EVENT(nfsd_stateid_class, nfsd_##name, \
154 	TP_PROTO(stateid_t *stp), \
155 	TP_ARGS(stp))
156 DEFINE_STATEID_EVENT(layoutstate_alloc);
157 DEFINE_STATEID_EVENT(layoutstate_unhash);
158 DEFINE_STATEID_EVENT(layoutstate_free);
159 DEFINE_STATEID_EVENT(layout_get_lookup_fail);
160 DEFINE_STATEID_EVENT(layout_commit_lookup_fail);
161 DEFINE_STATEID_EVENT(layout_return_lookup_fail);
162 DEFINE_STATEID_EVENT(layout_recall);
163 DEFINE_STATEID_EVENT(layout_recall_done);
164 DEFINE_STATEID_EVENT(layout_recall_fail);
165 DEFINE_STATEID_EVENT(layout_recall_release);
166 
167 #endif /* _NFSD_TRACE_H */
168 
169 #undef TRACE_INCLUDE_PATH
170 #define TRACE_INCLUDE_PATH .
171 #define TRACE_INCLUDE_FILE trace
172 #include <trace/define_trace.h>
173