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62af4f1f JL |
1 | /* |
2 | * Events for filesystem locks | |
3 | * | |
4 | * Copyright 2013 Jeff Layton <jlayton@poochiereds.net> | |
5 | */ | |
6 | #undef TRACE_SYSTEM | |
7 | #define TRACE_SYSTEM filelock | |
8 | ||
9 | #if !defined(_TRACE_FILELOCK_H) || defined(TRACE_HEADER_MULTI_READ) | |
10 | #define _TRACE_FILELOCK_H | |
11 | ||
12 | #include <linux/tracepoint.h> | |
13 | #include <linux/fs.h> | |
14 | #include <linux/device.h> | |
15 | #include <linux/kdev_t.h> | |
16 | ||
17 | #define show_fl_flags(val) \ | |
18 | __print_flags(val, "|", \ | |
19 | { FL_POSIX, "FL_POSIX" }, \ | |
20 | { FL_FLOCK, "FL_FLOCK" }, \ | |
21 | { FL_DELEG, "FL_DELEG" }, \ | |
22 | { FL_ACCESS, "FL_ACCESS" }, \ | |
23 | { FL_EXISTS, "FL_EXISTS" }, \ | |
24 | { FL_LEASE, "FL_LEASE" }, \ | |
25 | { FL_CLOSE, "FL_CLOSE" }, \ | |
26 | { FL_SLEEP, "FL_SLEEP" }, \ | |
27 | { FL_DOWNGRADE_PENDING, "FL_DOWNGRADE_PENDING" }, \ | |
28 | { FL_UNLOCK_PENDING, "FL_UNLOCK_PENDING" }, \ | |
29 | { FL_OFDLCK, "FL_OFDLCK" }) | |
30 | ||
31 | #define show_fl_type(val) \ | |
32 | __print_symbolic(val, \ | |
33 | { F_RDLCK, "F_RDLCK" }, \ | |
34 | { F_WRLCK, "F_WRLCK" }, \ | |
35 | { F_UNLCK, "F_UNLCK" }) | |
36 | ||
37 | DECLARE_EVENT_CLASS(filelock_lease, | |
38 | ||
39 | TP_PROTO(struct inode *inode, struct file_lock *fl), | |
40 | ||
41 | TP_ARGS(inode, fl), | |
42 | ||
43 | TP_STRUCT__entry( | |
44 | __field(struct file_lock *, fl) | |
45 | __field(unsigned long, i_ino) | |
46 | __field(dev_t, s_dev) | |
47 | __field(struct file_lock *, fl_next) | |
48 | __field(fl_owner_t, fl_owner) | |
49 | __field(unsigned int, fl_flags) | |
50 | __field(unsigned char, fl_type) | |
51 | __field(unsigned long, fl_break_time) | |
52 | __field(unsigned long, fl_downgrade_time) | |
53 | ), | |
54 | ||
55 | TP_fast_assign( | |
0efaa7e8 | 56 | __entry->fl = fl ? fl : NULL; |
62af4f1f JL |
57 | __entry->s_dev = inode->i_sb->s_dev; |
58 | __entry->i_ino = inode->i_ino; | |
0efaa7e8 JL |
59 | __entry->fl_next = fl ? fl->fl_next : NULL; |
60 | __entry->fl_owner = fl ? fl->fl_owner : NULL; | |
61 | __entry->fl_flags = fl ? fl->fl_flags : 0; | |
62 | __entry->fl_type = fl ? fl->fl_type : 0; | |
63 | __entry->fl_break_time = fl ? fl->fl_break_time : 0; | |
64 | __entry->fl_downgrade_time = fl ? fl->fl_downgrade_time : 0; | |
62af4f1f JL |
65 | ), |
66 | ||
67 | TP_printk("fl=0x%p dev=0x%x:0x%x ino=0x%lx fl_next=0x%p fl_owner=0x%p fl_flags=%s fl_type=%s fl_break_time=%lu fl_downgrade_time=%lu", | |
68 | __entry->fl, MAJOR(__entry->s_dev), MINOR(__entry->s_dev), | |
69 | __entry->i_ino, __entry->fl_next, __entry->fl_owner, | |
70 | show_fl_flags(__entry->fl_flags), | |
71 | show_fl_type(__entry->fl_type), | |
72 | __entry->fl_break_time, __entry->fl_downgrade_time) | |
73 | ); | |
74 | ||
75 | DEFINE_EVENT(filelock_lease, break_lease_noblock, TP_PROTO(struct inode *inode, struct file_lock *fl), | |
76 | TP_ARGS(inode, fl)); | |
77 | ||
78 | DEFINE_EVENT(filelock_lease, break_lease_block, TP_PROTO(struct inode *inode, struct file_lock *fl), | |
79 | TP_ARGS(inode, fl)); | |
80 | ||
81 | DEFINE_EVENT(filelock_lease, break_lease_unblock, TP_PROTO(struct inode *inode, struct file_lock *fl), | |
82 | TP_ARGS(inode, fl)); | |
83 | ||
84 | DEFINE_EVENT(filelock_lease, generic_add_lease, TP_PROTO(struct inode *inode, struct file_lock *fl), | |
85 | TP_ARGS(inode, fl)); | |
86 | ||
87 | DEFINE_EVENT(filelock_lease, generic_delete_lease, TP_PROTO(struct inode *inode, struct file_lock *fl), | |
88 | TP_ARGS(inode, fl)); | |
89 | ||
90 | DEFINE_EVENT(filelock_lease, time_out_leases, TP_PROTO(struct inode *inode, struct file_lock *fl), | |
91 | TP_ARGS(inode, fl)); | |
92 | ||
93 | #endif /* _TRACE_FILELOCK_H */ | |
94 | ||
95 | /* This part must be outside protection */ | |
96 | #include <trace/define_trace.h> |