1 /*
2  * Copyright (C) 2012 Google, Inc.
3  *
4  * This software is licensed under the terms of the GNU General Public
5  * License version 2, as published by the Free Software Foundation, and
6  * may be copied, distributed, and modified under those terms.
7  *
8  * This program is distributed in the hope that it will be useful,
9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
11  * GNU General Public License for more details.
12  *
13  */
14 
15 #undef TRACE_SYSTEM
16 #define TRACE_SYSTEM binder
17 
18 #if !defined(_BINDER_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
19 #define _BINDER_TRACE_H
20 
21 #include <linux/tracepoint.h>
22 
23 struct binder_buffer;
24 struct binder_node;
25 struct binder_proc;
26 struct binder_alloc;
27 struct binder_ref_data;
28 struct binder_thread;
29 struct binder_transaction;
30 
31 TRACE_EVENT(binder_ioctl,
32 	TP_PROTO(unsigned int cmd, unsigned long arg),
33 	TP_ARGS(cmd, arg),
34 
35 	TP_STRUCT__entry(
36 		__field(unsigned int, cmd)
37 		__field(unsigned long, arg)
38 	),
39 	TP_fast_assign(
40 		__entry->cmd = cmd;
41 		__entry->arg = arg;
42 	),
43 	TP_printk("cmd=0x%x arg=0x%lx", __entry->cmd, __entry->arg)
44 );
45 
46 DECLARE_EVENT_CLASS(binder_lock_class,
47 	TP_PROTO(const char *tag),
48 	TP_ARGS(tag),
49 	TP_STRUCT__entry(
50 		__field(const char *, tag)
51 	),
52 	TP_fast_assign(
53 		__entry->tag = tag;
54 	),
55 	TP_printk("tag=%s", __entry->tag)
56 );
57 
58 #define DEFINE_BINDER_LOCK_EVENT(name)	\
59 DEFINE_EVENT(binder_lock_class, name,	\
60 	TP_PROTO(const char *func), \
61 	TP_ARGS(func))
62 
63 DEFINE_BINDER_LOCK_EVENT(binder_lock);
64 DEFINE_BINDER_LOCK_EVENT(binder_locked);
65 DEFINE_BINDER_LOCK_EVENT(binder_unlock);
66 
67 DECLARE_EVENT_CLASS(binder_function_return_class,
68 	TP_PROTO(int ret),
69 	TP_ARGS(ret),
70 	TP_STRUCT__entry(
71 		__field(int, ret)
72 	),
73 	TP_fast_assign(
74 		__entry->ret = ret;
75 	),
76 	TP_printk("ret=%d", __entry->ret)
77 );
78 
79 #define DEFINE_BINDER_FUNCTION_RETURN_EVENT(name)	\
80 DEFINE_EVENT(binder_function_return_class, name,	\
81 	TP_PROTO(int ret), \
82 	TP_ARGS(ret))
83 
84 DEFINE_BINDER_FUNCTION_RETURN_EVENT(binder_ioctl_done);
85 DEFINE_BINDER_FUNCTION_RETURN_EVENT(binder_write_done);
86 DEFINE_BINDER_FUNCTION_RETURN_EVENT(binder_read_done);
87 
88 TRACE_EVENT(binder_wait_for_work,
89 	TP_PROTO(bool proc_work, bool transaction_stack, bool thread_todo),
90 	TP_ARGS(proc_work, transaction_stack, thread_todo),
91 
92 	TP_STRUCT__entry(
93 		__field(bool, proc_work)
94 		__field(bool, transaction_stack)
95 		__field(bool, thread_todo)
96 	),
97 	TP_fast_assign(
98 		__entry->proc_work = proc_work;
99 		__entry->transaction_stack = transaction_stack;
100 		__entry->thread_todo = thread_todo;
101 	),
102 	TP_printk("proc_work=%d transaction_stack=%d thread_todo=%d",
103 		  __entry->proc_work, __entry->transaction_stack,
104 		  __entry->thread_todo)
105 );
106 
107 TRACE_EVENT(binder_transaction,
108 	TP_PROTO(bool reply, struct binder_transaction *t,
109 		 struct binder_node *target_node),
110 	TP_ARGS(reply, t, target_node),
111 	TP_STRUCT__entry(
112 		__field(int, debug_id)
113 		__field(int, target_node)
114 		__field(int, to_proc)
115 		__field(int, to_thread)
116 		__field(int, reply)
117 		__field(unsigned int, code)
118 		__field(unsigned int, flags)
119 	),
120 	TP_fast_assign(
121 		__entry->debug_id = t->debug_id;
122 		__entry->target_node = target_node ? target_node->debug_id : 0;
123 		__entry->to_proc = t->to_proc->pid;
124 		__entry->to_thread = t->to_thread ? t->to_thread->pid : 0;
125 		__entry->reply = reply;
126 		__entry->code = t->code;
127 		__entry->flags = t->flags;
128 	),
129 	TP_printk("transaction=%d dest_node=%d dest_proc=%d dest_thread=%d reply=%d flags=0x%x code=0x%x",
130 		  __entry->debug_id, __entry->target_node,
131 		  __entry->to_proc, __entry->to_thread,
132 		  __entry->reply, __entry->flags, __entry->code)
133 );
134 
135 TRACE_EVENT(binder_transaction_received,
136 	TP_PROTO(struct binder_transaction *t),
137 	TP_ARGS(t),
138 
139 	TP_STRUCT__entry(
140 		__field(int, debug_id)
141 	),
142 	TP_fast_assign(
143 		__entry->debug_id = t->debug_id;
144 	),
145 	TP_printk("transaction=%d", __entry->debug_id)
146 );
147 
148 TRACE_EVENT(binder_transaction_node_to_ref,
149 	TP_PROTO(struct binder_transaction *t, struct binder_node *node,
150 		 struct binder_ref_data *rdata),
151 	TP_ARGS(t, node, rdata),
152 
153 	TP_STRUCT__entry(
154 		__field(int, debug_id)
155 		__field(int, node_debug_id)
156 		__field(binder_uintptr_t, node_ptr)
157 		__field(int, ref_debug_id)
158 		__field(uint32_t, ref_desc)
159 	),
160 	TP_fast_assign(
161 		__entry->debug_id = t->debug_id;
162 		__entry->node_debug_id = node->debug_id;
163 		__entry->node_ptr = node->ptr;
164 		__entry->ref_debug_id = rdata->debug_id;
165 		__entry->ref_desc = rdata->desc;
166 	),
167 	TP_printk("transaction=%d node=%d src_ptr=0x%016llx ==> dest_ref=%d dest_desc=%d",
168 		  __entry->debug_id, __entry->node_debug_id,
169 		  (u64)__entry->node_ptr,
170 		  __entry->ref_debug_id, __entry->ref_desc)
171 );
172 
173 TRACE_EVENT(binder_transaction_ref_to_node,
174 	TP_PROTO(struct binder_transaction *t, struct binder_node *node,
175 		 struct binder_ref_data *rdata),
176 	TP_ARGS(t, node, rdata),
177 
178 	TP_STRUCT__entry(
179 		__field(int, debug_id)
180 		__field(int, ref_debug_id)
181 		__field(uint32_t, ref_desc)
182 		__field(int, node_debug_id)
183 		__field(binder_uintptr_t, node_ptr)
184 	),
185 	TP_fast_assign(
186 		__entry->debug_id = t->debug_id;
187 		__entry->ref_debug_id = rdata->debug_id;
188 		__entry->ref_desc = rdata->desc;
189 		__entry->node_debug_id = node->debug_id;
190 		__entry->node_ptr = node->ptr;
191 	),
192 	TP_printk("transaction=%d node=%d src_ref=%d src_desc=%d ==> dest_ptr=0x%016llx",
193 		  __entry->debug_id, __entry->node_debug_id,
194 		  __entry->ref_debug_id, __entry->ref_desc,
195 		  (u64)__entry->node_ptr)
196 );
197 
198 TRACE_EVENT(binder_transaction_ref_to_ref,
199 	TP_PROTO(struct binder_transaction *t, struct binder_node *node,
200 		 struct binder_ref_data *src_ref,
201 		 struct binder_ref_data *dest_ref),
202 	TP_ARGS(t, node, src_ref, dest_ref),
203 
204 	TP_STRUCT__entry(
205 		__field(int, debug_id)
206 		__field(int, node_debug_id)
207 		__field(int, src_ref_debug_id)
208 		__field(uint32_t, src_ref_desc)
209 		__field(int, dest_ref_debug_id)
210 		__field(uint32_t, dest_ref_desc)
211 	),
212 	TP_fast_assign(
213 		__entry->debug_id = t->debug_id;
214 		__entry->node_debug_id = node->debug_id;
215 		__entry->src_ref_debug_id = src_ref->debug_id;
216 		__entry->src_ref_desc = src_ref->desc;
217 		__entry->dest_ref_debug_id = dest_ref->debug_id;
218 		__entry->dest_ref_desc = dest_ref->desc;
219 	),
220 	TP_printk("transaction=%d node=%d src_ref=%d src_desc=%d ==> dest_ref=%d dest_desc=%d",
221 		  __entry->debug_id, __entry->node_debug_id,
222 		  __entry->src_ref_debug_id, __entry->src_ref_desc,
223 		  __entry->dest_ref_debug_id, __entry->dest_ref_desc)
224 );
225 
226 TRACE_EVENT(binder_transaction_fd,
227 	TP_PROTO(struct binder_transaction *t, int src_fd, int dest_fd),
228 	TP_ARGS(t, src_fd, dest_fd),
229 
230 	TP_STRUCT__entry(
231 		__field(int, debug_id)
232 		__field(int, src_fd)
233 		__field(int, dest_fd)
234 	),
235 	TP_fast_assign(
236 		__entry->debug_id = t->debug_id;
237 		__entry->src_fd = src_fd;
238 		__entry->dest_fd = dest_fd;
239 	),
240 	TP_printk("transaction=%d src_fd=%d ==> dest_fd=%d",
241 		  __entry->debug_id, __entry->src_fd, __entry->dest_fd)
242 );
243 
244 DECLARE_EVENT_CLASS(binder_buffer_class,
245 	TP_PROTO(struct binder_buffer *buf),
246 	TP_ARGS(buf),
247 	TP_STRUCT__entry(
248 		__field(int, debug_id)
249 		__field(size_t, data_size)
250 		__field(size_t, offsets_size)
251 	),
252 	TP_fast_assign(
253 		__entry->debug_id = buf->debug_id;
254 		__entry->data_size = buf->data_size;
255 		__entry->offsets_size = buf->offsets_size;
256 	),
257 	TP_printk("transaction=%d data_size=%zd offsets_size=%zd",
258 		  __entry->debug_id, __entry->data_size, __entry->offsets_size)
259 );
260 
261 DEFINE_EVENT(binder_buffer_class, binder_transaction_alloc_buf,
262 	TP_PROTO(struct binder_buffer *buffer),
263 	TP_ARGS(buffer));
264 
265 DEFINE_EVENT(binder_buffer_class, binder_transaction_buffer_release,
266 	TP_PROTO(struct binder_buffer *buffer),
267 	TP_ARGS(buffer));
268 
269 DEFINE_EVENT(binder_buffer_class, binder_transaction_failed_buffer_release,
270 	TP_PROTO(struct binder_buffer *buffer),
271 	TP_ARGS(buffer));
272 
273 TRACE_EVENT(binder_update_page_range,
274 	TP_PROTO(struct binder_alloc *alloc, bool allocate,
275 		 void *start, void *end),
276 	TP_ARGS(alloc, allocate, start, end),
277 	TP_STRUCT__entry(
278 		__field(int, proc)
279 		__field(bool, allocate)
280 		__field(size_t, offset)
281 		__field(size_t, size)
282 	),
283 	TP_fast_assign(
284 		__entry->proc = alloc->pid;
285 		__entry->allocate = allocate;
286 		__entry->offset = start - alloc->buffer;
287 		__entry->size = end - start;
288 	),
289 	TP_printk("proc=%d allocate=%d offset=%zu size=%zu",
290 		  __entry->proc, __entry->allocate,
291 		  __entry->offset, __entry->size)
292 );
293 
294 DECLARE_EVENT_CLASS(binder_lru_page_class,
295 	TP_PROTO(const struct binder_alloc *alloc, size_t page_index),
296 	TP_ARGS(alloc, page_index),
297 	TP_STRUCT__entry(
298 		__field(int, proc)
299 		__field(size_t, page_index)
300 	),
301 	TP_fast_assign(
302 		__entry->proc = alloc->pid;
303 		__entry->page_index = page_index;
304 	),
305 	TP_printk("proc=%d page_index=%zu",
306 		  __entry->proc, __entry->page_index)
307 );
308 
309 DEFINE_EVENT(binder_lru_page_class, binder_alloc_lru_start,
310 	TP_PROTO(const struct binder_alloc *alloc, size_t page_index),
311 	TP_ARGS(alloc, page_index));
312 
313 DEFINE_EVENT(binder_lru_page_class, binder_alloc_lru_end,
314 	TP_PROTO(const struct binder_alloc *alloc, size_t page_index),
315 	TP_ARGS(alloc, page_index));
316 
317 DEFINE_EVENT(binder_lru_page_class, binder_free_lru_start,
318 	TP_PROTO(const struct binder_alloc *alloc, size_t page_index),
319 	TP_ARGS(alloc, page_index));
320 
321 DEFINE_EVENT(binder_lru_page_class, binder_free_lru_end,
322 	TP_PROTO(const struct binder_alloc *alloc, size_t page_index),
323 	TP_ARGS(alloc, page_index));
324 
325 DEFINE_EVENT(binder_lru_page_class, binder_alloc_page_start,
326 	TP_PROTO(const struct binder_alloc *alloc, size_t page_index),
327 	TP_ARGS(alloc, page_index));
328 
329 DEFINE_EVENT(binder_lru_page_class, binder_alloc_page_end,
330 	TP_PROTO(const struct binder_alloc *alloc, size_t page_index),
331 	TP_ARGS(alloc, page_index));
332 
333 DEFINE_EVENT(binder_lru_page_class, binder_unmap_user_start,
334 	TP_PROTO(const struct binder_alloc *alloc, size_t page_index),
335 	TP_ARGS(alloc, page_index));
336 
337 DEFINE_EVENT(binder_lru_page_class, binder_unmap_user_end,
338 	TP_PROTO(const struct binder_alloc *alloc, size_t page_index),
339 	TP_ARGS(alloc, page_index));
340 
341 DEFINE_EVENT(binder_lru_page_class, binder_unmap_kernel_start,
342 	TP_PROTO(const struct binder_alloc *alloc, size_t page_index),
343 	TP_ARGS(alloc, page_index));
344 
345 DEFINE_EVENT(binder_lru_page_class, binder_unmap_kernel_end,
346 	TP_PROTO(const struct binder_alloc *alloc, size_t page_index),
347 	TP_ARGS(alloc, page_index));
348 
349 TRACE_EVENT(binder_command,
350 	TP_PROTO(uint32_t cmd),
351 	TP_ARGS(cmd),
352 	TP_STRUCT__entry(
353 		__field(uint32_t, cmd)
354 	),
355 	TP_fast_assign(
356 		__entry->cmd = cmd;
357 	),
358 	TP_printk("cmd=0x%x %s",
359 		  __entry->cmd,
360 		  _IOC_NR(__entry->cmd) < ARRAY_SIZE(binder_command_strings) ?
361 			  binder_command_strings[_IOC_NR(__entry->cmd)] :
362 			  "unknown")
363 );
364 
365 TRACE_EVENT(binder_return,
366 	TP_PROTO(uint32_t cmd),
367 	TP_ARGS(cmd),
368 	TP_STRUCT__entry(
369 		__field(uint32_t, cmd)
370 	),
371 	TP_fast_assign(
372 		__entry->cmd = cmd;
373 	),
374 	TP_printk("cmd=0x%x %s",
375 		  __entry->cmd,
376 		  _IOC_NR(__entry->cmd) < ARRAY_SIZE(binder_return_strings) ?
377 			  binder_return_strings[_IOC_NR(__entry->cmd)] :
378 			  "unknown")
379 );
380 
381 #endif /* _BINDER_TRACE_H */
382 
383 #undef TRACE_INCLUDE_PATH
384 #undef TRACE_INCLUDE_FILE
385 #define TRACE_INCLUDE_PATH .
386 #define TRACE_INCLUDE_FILE binder_trace
387 #include <trace/define_trace.h>
388