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-rw-r--r--include/trace/ftrace.h133
1 files changed, 6 insertions, 127 deletions
diff --git a/include/trace/ftrace.h b/include/trace/ftrace.h
index 3351d85c83a..df65b99880b 100644
--- a/include/trace/ftrace.h
+++ b/include/trace/ftrace.h
@@ -131,130 +131,6 @@
131#include TRACE_INCLUDE(TRACE_INCLUDE_FILE) 131#include TRACE_INCLUDE(TRACE_INCLUDE_FILE)
132 132
133/* 133/*
134 * Setup the showing format of trace point.
135 *
136 * int
137 * ftrace_format_##call(struct trace_seq *s)
138 * {
139 * struct ftrace_raw_##call field;
140 * int ret;
141 *
142 * ret = trace_seq_printf(s, #type " " #item ";"
143 * " offset:%u; size:%u;\n",
144 * offsetof(struct ftrace_raw_##call, item),
145 * sizeof(field.type));
146 *
147 * }
148 */
149
150#undef TP_STRUCT__entry
151#define TP_STRUCT__entry(args...) args
152
153#undef __field
154#define __field(type, item) \
155 ret = trace_seq_printf(s, "\tfield:" #type " " #item ";\t" \
156 "offset:%u;\tsize:%u;\tsigned:%u;\n", \
157 (unsigned int)offsetof(typeof(field), item), \
158 (unsigned int)sizeof(field.item), \
159 (unsigned int)is_signed_type(type)); \
160 if (!ret) \
161 return 0;
162
163#undef __field_ext
164#define __field_ext(type, item, filter_type) __field(type, item)
165
166#undef __array
167#define __array(type, item, len) \
168 ret = trace_seq_printf(s, "\tfield:" #type " " #item "[" #len "];\t" \
169 "offset:%u;\tsize:%u;\tsigned:%u;\n", \
170 (unsigned int)offsetof(typeof(field), item), \
171 (unsigned int)sizeof(field.item), \
172 (unsigned int)is_signed_type(type)); \
173 if (!ret) \
174 return 0;
175
176#undef __dynamic_array
177#define __dynamic_array(type, item, len) \
178 ret = trace_seq_printf(s, "\tfield:__data_loc " #type "[] " #item ";\t"\
179 "offset:%u;\tsize:%u;\tsigned:%u;\n", \
180 (unsigned int)offsetof(typeof(field), \
181 __data_loc_##item), \
182 (unsigned int)sizeof(field.__data_loc_##item), \
183 (unsigned int)is_signed_type(type)); \
184 if (!ret) \
185 return 0;
186
187#undef __string
188#define __string(item, src) __dynamic_array(char, item, -1)
189
190#undef __entry
191#define __entry REC
192
193#undef __print_symbolic
194#undef __get_dynamic_array
195#undef __get_str
196
197#undef TP_printk
198#define TP_printk(fmt, args...) "\"%s\", %s\n", fmt, __stringify(args)
199
200#undef TP_fast_assign
201#define TP_fast_assign(args...) args
202
203#undef TP_perf_assign
204#define TP_perf_assign(args...)
205
206#undef DECLARE_EVENT_CLASS
207#define DECLARE_EVENT_CLASS(call, proto, args, tstruct, func, print) \
208static int \
209ftrace_format_setup_##call(struct ftrace_event_call *unused, \
210 struct trace_seq *s) \
211{ \
212 struct ftrace_raw_##call field __attribute__((unused)); \
213 int ret = 0; \
214 \
215 tstruct; \
216 \
217 return ret; \
218} \
219 \
220static int \
221ftrace_format_##call(struct ftrace_event_call *unused, \
222 struct trace_seq *s) \
223{ \
224 int ret = 0; \
225 \
226 ret = ftrace_format_setup_##call(unused, s); \
227 if (!ret) \
228 return ret; \
229 \
230 ret = trace_seq_printf(s, "\nprint fmt: " print); \
231 \
232 return ret; \
233}
234
235#undef DEFINE_EVENT
236#define DEFINE_EVENT(template, name, proto, args)
237
238#undef DEFINE_EVENT_PRINT
239#define DEFINE_EVENT_PRINT(template, name, proto, args, print) \
240static int \
241ftrace_format_##name(struct ftrace_event_call *unused, \
242 struct trace_seq *s) \
243{ \
244 int ret = 0; \
245 \
246 ret = ftrace_format_setup_##template(unused, s); \
247 if (!ret) \
248 return ret; \
249 \
250 trace_seq_printf(s, "\nprint fmt: " print); \
251 \
252 return ret; \
253}
254
255#include TRACE_INCLUDE(TRACE_INCLUDE_FILE)
256
257/*
258 * Stage 3 of the trace events. 134 * Stage 3 of the trace events.
259 * 135 *
260 * Override the macros in <trace/trace_events.h> to include the following: 136 * Override the macros in <trace/trace_events.h> to include the following:
@@ -622,7 +498,6 @@ static void ftrace_profile_disable_##name(struct ftrace_event_call *unused)\
622 * .raw_init = trace_event_raw_init, 498 * .raw_init = trace_event_raw_init,
623 * .regfunc = ftrace_reg_event_<call>, 499 * .regfunc = ftrace_reg_event_<call>,
624 * .unregfunc = ftrace_unreg_event_<call>, 500 * .unregfunc = ftrace_unreg_event_<call>,
625 * .show_format = ftrace_format_<call>,
626 * } 501 * }
627 * 502 *
628 */ 503 */
@@ -657,6 +532,12 @@ static void ftrace_profile_disable_##name(struct ftrace_event_call *unused)\
657#define __assign_str(dst, src) \ 532#define __assign_str(dst, src) \
658 strcpy(__get_str(dst), src); 533 strcpy(__get_str(dst), src);
659 534
535#undef TP_fast_assign
536#define TP_fast_assign(args...) args
537
538#undef TP_perf_assign
539#define TP_perf_assign(args...)
540
660#undef DECLARE_EVENT_CLASS 541#undef DECLARE_EVENT_CLASS
661#define DECLARE_EVENT_CLASS(call, proto, args, tstruct, assign, print) \ 542#define DECLARE_EVENT_CLASS(call, proto, args, tstruct, assign, print) \
662 \ 543 \
@@ -750,7 +631,6 @@ __attribute__((section("_ftrace_events"))) event_##call = { \
750 .regfunc = ftrace_raw_reg_event_##call, \ 631 .regfunc = ftrace_raw_reg_event_##call, \
751 .unregfunc = ftrace_raw_unreg_event_##call, \ 632 .unregfunc = ftrace_raw_unreg_event_##call, \
752 .print_fmt = print_fmt_##template, \ 633 .print_fmt = print_fmt_##template, \
753 .show_format = ftrace_format_##template, \
754 .define_fields = ftrace_define_fields_##template, \ 634 .define_fields = ftrace_define_fields_##template, \
755 _TRACE_PROFILE_INIT(call) \ 635 _TRACE_PROFILE_INIT(call) \
756} 636}
@@ -770,7 +650,6 @@ __attribute__((section("_ftrace_events"))) event_##call = { \
770 .regfunc = ftrace_raw_reg_event_##call, \ 650 .regfunc = ftrace_raw_reg_event_##call, \
771 .unregfunc = ftrace_raw_unreg_event_##call, \ 651 .unregfunc = ftrace_raw_unreg_event_##call, \
772 .print_fmt = print_fmt_##call, \ 652 .print_fmt = print_fmt_##call, \
773 .show_format = ftrace_format_##call, \
774 .define_fields = ftrace_define_fields_##template, \ 653 .define_fields = ftrace_define_fields_##template, \
775 _TRACE_PROFILE_INIT(call) \ 654 _TRACE_PROFILE_INIT(call) \
776} 655}
generated by cgit v1.2.2 (git 2.25.0) at 2024-12-15 19:18:06 -0500