1 /* SPDX-License-Identifier: GPL-2.0 */
2 #undef TRACE_SYSTEM
3 #define TRACE_SYSTEM lockd
4
5 #if !defined(_TRACE_LOCKD_H) || defined(TRACE_HEADER_MULTI_READ)
6 #define _TRACE_LOCKD_H
7
8 #include <linux/tracepoint.h>
9 #include <linux/crc32.h>
10 #include <linux/nfs.h>
11 #include <linux/lockd/lockd.h>
12
13 #ifdef CONFIG_LOCKD_V4
14 #define NLM_STATUS_LIST \
15 nlm_status_code(LCK_GRANTED) \
16 nlm_status_code(LCK_DENIED) \
17 nlm_status_code(LCK_DENIED_NOLOCKS) \
18 nlm_status_code(LCK_BLOCKED) \
19 nlm_status_code(LCK_DENIED_GRACE_PERIOD) \
20 nlm_status_code(DEADLCK) \
21 nlm_status_code(ROFS) \
22 nlm_status_code(STALE_FH) \
23 nlm_status_code(FBIG) \
24 nlm_status_code_end(FAILED)
25 #else
26 #define NLM_STATUS_LIST \
27 nlm_status_code(LCK_GRANTED) \
28 nlm_status_code(LCK_DENIED) \
29 nlm_status_code(LCK_DENIED_NOLOCKS) \
30 nlm_status_code(LCK_BLOCKED) \
31 nlm_status_code_end(LCK_DENIED_GRACE_PERIOD)
32 #endif
33
34 #undef nlm_status_code
35 #undef nlm_status_code_end
36 #define nlm_status_code(x) TRACE_DEFINE_ENUM(NLM_##x);
37 #define nlm_status_code_end(x) TRACE_DEFINE_ENUM(NLM_##x);
38
39 NLM_STATUS_LIST
40
41 #undef nlm_status_code
42 #undef nlm_status_code_end
43 #define nlm_status_code(x) { NLM_##x, #x },
44 #define nlm_status_code_end(x) { NLM_##x, #x }
45
46 #define show_nlm_status(x) __print_symbolic(x, NLM_STATUS_LIST)
47
48 DECLARE_EVENT_CLASS(nlmclnt_lock_event,
49 TP_PROTO(
50 const struct nlm_lock *lock,
51 const struct sockaddr *addr,
52 unsigned int addrlen,
53 __be32 status
54 ),
55
56 TP_ARGS(lock, addr, addrlen, status),
57
58 TP_STRUCT__entry(
59 __field(u32, oh)
60 __field(u32, svid)
61 __field(u32, fh)
62 __field(unsigned long, status)
63 __field(u64, start)
64 __field(u64, len)
65 __sockaddr(addr, addrlen)
66 ),
67
68 TP_fast_assign(
69 __entry->oh = ~crc32_le(0xffffffff, lock->oh.data, lock->oh.len);
70 __entry->svid = lock->svid;
71 __entry->fh = nfs_fhandle_hash(&lock->fh);
72 __entry->start = lock->lock_start;
73 __entry->len = lock->lock_len;
74 __entry->status = be32_to_cpu(status);
75 __assign_sockaddr(addr, addr, addrlen);
76 ),
77
78 TP_printk(
79 "addr=%pISpc oh=0x%08x svid=0x%08x fh=0x%08x start=%llu len=%llu status=%s",
80 __get_sockaddr(addr), __entry->oh, __entry->svid,
81 __entry->fh, __entry->start, __entry->len,
82 show_nlm_status(__entry->status)
83 )
84 );
85
86 #define DEFINE_NLMCLNT_EVENT(name) \
87 DEFINE_EVENT(nlmclnt_lock_event, name, \
88 TP_PROTO( \
89 const struct nlm_lock *lock, \
90 const struct sockaddr *addr, \
91 unsigned int addrlen, \
92 __be32 status \
93 ), \
94 TP_ARGS(lock, addr, addrlen, status))
95
96 DEFINE_NLMCLNT_EVENT(nlmclnt_test);
97 DEFINE_NLMCLNT_EVENT(nlmclnt_lock);
98 DEFINE_NLMCLNT_EVENT(nlmclnt_unlock);
99 DEFINE_NLMCLNT_EVENT(nlmclnt_grant);
100
101 #endif /* _TRACE_LOCKD_H */
102
103 #undef TRACE_INCLUDE_PATH
104 #define TRACE_INCLUDE_PATH .
105 #define TRACE_INCLUDE_FILE trace
106 #include <trace/define_trace.h>
107
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