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6
7#undef TRACE_SYSTEM
8#define TRACE_SYSTEM filelock
9
10#if !defined(_TRACE_FILELOCK_H) || defined(TRACE_HEADER_MULTI_READ)
11#define _TRACE_FILELOCK_H
12
13#include <linux/tracepoint.h>
14#include <linux/fs.h>
15#include <linux/device.h>
16#include <linux/kdev_t.h>
17
18#define show_fl_flags(val) \
19 __print_flags(val, "|", \
20 { FL_POSIX, "FL_POSIX" }, \
21 { FL_FLOCK, "FL_FLOCK" }, \
22 { FL_DELEG, "FL_DELEG" }, \
23 { FL_ACCESS, "FL_ACCESS" }, \
24 { FL_EXISTS, "FL_EXISTS" }, \
25 { FL_LEASE, "FL_LEASE" }, \
26 { FL_CLOSE, "FL_CLOSE" }, \
27 { FL_SLEEP, "FL_SLEEP" }, \
28 { FL_DOWNGRADE_PENDING, "FL_DOWNGRADE_PENDING" }, \
29 { FL_UNLOCK_PENDING, "FL_UNLOCK_PENDING" }, \
30 { FL_OFDLCK, "FL_OFDLCK" })
31
32#define show_fl_type(val) \
33 __print_symbolic(val, \
34 { F_RDLCK, "F_RDLCK" }, \
35 { F_WRLCK, "F_WRLCK" }, \
36 { F_UNLCK, "F_UNLCK" })
37
38TRACE_EVENT(locks_get_lock_context,
39 TP_PROTO(struct inode *inode, int type, struct file_lock_context *ctx),
40
41 TP_ARGS(inode, type, ctx),
42
43 TP_STRUCT__entry(
44 __field(unsigned long, i_ino)
45 __field(dev_t, s_dev)
46 __field(unsigned char, type)
47 __field(struct file_lock_context *, ctx)
48 ),
49
50 TP_fast_assign(
51 __entry->s_dev = inode->i_sb->s_dev;
52 __entry->i_ino = inode->i_ino;
53 __entry->type = type;
54 __entry->ctx = ctx;
55 ),
56
57 TP_printk("dev=0x%x:0x%x ino=0x%lx type=%s ctx=%p",
58 MAJOR(__entry->s_dev), MINOR(__entry->s_dev),
59 __entry->i_ino, show_fl_type(__entry->type), __entry->ctx)
60);
61
62DECLARE_EVENT_CLASS(filelock_lock,
63 TP_PROTO(struct inode *inode, struct file_lock *fl, int ret),
64
65 TP_ARGS(inode, fl, ret),
66
67 TP_STRUCT__entry(
68 __field(struct file_lock *, fl)
69 __field(unsigned long, i_ino)
70 __field(dev_t, s_dev)
71 __field(struct file_lock *, fl_next)
72 __field(fl_owner_t, fl_owner)
73 __field(unsigned int, fl_pid)
74 __field(unsigned int, fl_flags)
75 __field(unsigned char, fl_type)
76 __field(loff_t, fl_start)
77 __field(loff_t, fl_end)
78 __field(int, ret)
79 ),
80
81 TP_fast_assign(
82 __entry->fl = fl ? fl : NULL;
83 __entry->s_dev = inode->i_sb->s_dev;
84 __entry->i_ino = inode->i_ino;
85 __entry->fl_next = fl ? fl->fl_next : NULL;
86 __entry->fl_owner = fl ? fl->fl_owner : NULL;
87 __entry->fl_pid = fl ? fl->fl_pid : 0;
88 __entry->fl_flags = fl ? fl->fl_flags : 0;
89 __entry->fl_type = fl ? fl->fl_type : 0;
90 __entry->fl_start = fl ? fl->fl_start : 0;
91 __entry->fl_end = fl ? fl->fl_end : 0;
92 __entry->ret = ret;
93 ),
94
95 TP_printk("fl=0x%p dev=0x%x:0x%x ino=0x%lx fl_next=0x%p fl_owner=0x%p fl_pid=%u fl_flags=%s fl_type=%s fl_start=%lld fl_end=%lld ret=%d",
96 __entry->fl, MAJOR(__entry->s_dev), MINOR(__entry->s_dev),
97 __entry->i_ino, __entry->fl_next, __entry->fl_owner,
98 __entry->fl_pid, show_fl_flags(__entry->fl_flags),
99 show_fl_type(__entry->fl_type),
100 __entry->fl_start, __entry->fl_end, __entry->ret)
101);
102
103DEFINE_EVENT(filelock_lock, posix_lock_inode,
104 TP_PROTO(struct inode *inode, struct file_lock *fl, int ret),
105 TP_ARGS(inode, fl, ret));
106
107DEFINE_EVENT(filelock_lock, fcntl_setlk,
108 TP_PROTO(struct inode *inode, struct file_lock *fl, int ret),
109 TP_ARGS(inode, fl, ret));
110
111DEFINE_EVENT(filelock_lock, locks_remove_posix,
112 TP_PROTO(struct inode *inode, struct file_lock *fl, int ret),
113 TP_ARGS(inode, fl, ret));
114
115DECLARE_EVENT_CLASS(filelock_lease,
116
117 TP_PROTO(struct inode *inode, struct file_lock *fl),
118
119 TP_ARGS(inode, fl),
120
121 TP_STRUCT__entry(
122 __field(struct file_lock *, fl)
123 __field(unsigned long, i_ino)
124 __field(dev_t, s_dev)
125 __field(struct file_lock *, fl_next)
126 __field(fl_owner_t, fl_owner)
127 __field(unsigned int, fl_flags)
128 __field(unsigned char, fl_type)
129 __field(unsigned long, fl_break_time)
130 __field(unsigned long, fl_downgrade_time)
131 ),
132
133 TP_fast_assign(
134 __entry->fl = fl ? fl : NULL;
135 __entry->s_dev = inode->i_sb->s_dev;
136 __entry->i_ino = inode->i_ino;
137 __entry->fl_next = fl ? fl->fl_next : NULL;
138 __entry->fl_owner = fl ? fl->fl_owner : NULL;
139 __entry->fl_flags = fl ? fl->fl_flags : 0;
140 __entry->fl_type = fl ? fl->fl_type : 0;
141 __entry->fl_break_time = fl ? fl->fl_break_time : 0;
142 __entry->fl_downgrade_time = fl ? fl->fl_downgrade_time : 0;
143 ),
144
145 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",
146 __entry->fl, MAJOR(__entry->s_dev), MINOR(__entry->s_dev),
147 __entry->i_ino, __entry->fl_next, __entry->fl_owner,
148 show_fl_flags(__entry->fl_flags),
149 show_fl_type(__entry->fl_type),
150 __entry->fl_break_time, __entry->fl_downgrade_time)
151);
152
153DEFINE_EVENT(filelock_lease, break_lease_noblock, TP_PROTO(struct inode *inode, struct file_lock *fl),
154 TP_ARGS(inode, fl));
155
156DEFINE_EVENT(filelock_lease, break_lease_block, TP_PROTO(struct inode *inode, struct file_lock *fl),
157 TP_ARGS(inode, fl));
158
159DEFINE_EVENT(filelock_lease, break_lease_unblock, TP_PROTO(struct inode *inode, struct file_lock *fl),
160 TP_ARGS(inode, fl));
161
162DEFINE_EVENT(filelock_lease, generic_delete_lease, TP_PROTO(struct inode *inode, struct file_lock *fl),
163 TP_ARGS(inode, fl));
164
165DEFINE_EVENT(filelock_lease, time_out_leases, TP_PROTO(struct inode *inode, struct file_lock *fl),
166 TP_ARGS(inode, fl));
167
168TRACE_EVENT(generic_add_lease,
169 TP_PROTO(struct inode *inode, struct file_lock *fl),
170
171 TP_ARGS(inode, fl),
172
173 TP_STRUCT__entry(
174 __field(unsigned long, i_ino)
175 __field(int, wcount)
176 __field(int, dcount)
177 __field(int, icount)
178 __field(dev_t, s_dev)
179 __field(fl_owner_t, fl_owner)
180 __field(unsigned int, fl_flags)
181 __field(unsigned char, fl_type)
182 ),
183
184 TP_fast_assign(
185 __entry->s_dev = inode->i_sb->s_dev;
186 __entry->i_ino = inode->i_ino;
187 __entry->wcount = atomic_read(&inode->i_writecount);
188 __entry->dcount = d_count(fl->fl_file->f_path.dentry);
189 __entry->icount = atomic_read(&inode->i_count);
190 __entry->fl_owner = fl ? fl->fl_owner : NULL;
191 __entry->fl_flags = fl ? fl->fl_flags : 0;
192 __entry->fl_type = fl ? fl->fl_type : 0;
193 ),
194
195 TP_printk("dev=0x%x:0x%x ino=0x%lx wcount=%d dcount=%d icount=%d fl_owner=0x%p fl_flags=%s fl_type=%s",
196 MAJOR(__entry->s_dev), MINOR(__entry->s_dev),
197 __entry->i_ino, __entry->wcount, __entry->dcount,
198 __entry->icount, __entry->fl_owner,
199 show_fl_flags(__entry->fl_flags),
200 show_fl_type(__entry->fl_type))
201);
202
203#endif
204
205
206#include <trace/define_trace.h>
207
