diff options
Diffstat (limited to 'include/trace/ftrace.h')
| -rw-r--r-- | include/trace/ftrace.h | 63 |
1 files changed, 10 insertions, 53 deletions
diff --git a/include/trace/ftrace.h b/include/trace/ftrace.h index d1b3de9c1a71..c6fe03e902ca 100644 --- a/include/trace/ftrace.h +++ b/include/trace/ftrace.h @@ -414,7 +414,8 @@ ftrace_raw_output_##call(struct trace_iterator *iter, int flags) \ BUILD_BUG_ON(len > MAX_FILTER_STR_VAL); \ ret = trace_define_field(event_call, #type "[" #len "]", #item, \ offsetof(typeof(field), item), \ - sizeof(field.item), 0, FILTER_OTHER); \ + sizeof(field.item), \ + is_signed_type(type), FILTER_OTHER); \ if (ret) \ return ret; @@ -422,8 +423,8 @@ ftrace_raw_output_##call(struct trace_iterator *iter, int flags) \ #define __dynamic_array(type, item, len) \ ret = trace_define_field(event_call, "__data_loc " #type "[]", #item, \ offsetof(typeof(field), __data_loc_##item), \ - sizeof(field.__data_loc_##item), 0, \ - FILTER_OTHER); + sizeof(field.__data_loc_##item), \ + is_signed_type(type), FILTER_OTHER); #undef __string #define __string(item, src) __dynamic_array(char, item, -1) @@ -436,10 +437,6 @@ ftrace_define_fields_##call(struct ftrace_event_call *event_call) \ struct ftrace_raw_##call field; \ int ret; \ \ - ret = trace_define_common_fields(event_call); \ - if (ret) \ - return ret; \ - \ tstruct; \ \ return ret; \ @@ -559,13 +556,7 @@ static void ftrace_profile_disable_##name(struct ftrace_event_call *unused)\ * * static int ftrace_reg_event_<call>(struct ftrace_event_call *unused) * { - * int ret; - * - * ret = register_trace_<call>(ftrace_event_<call>); - * if (!ret) - * pr_info("event trace: Could not activate trace point " - * "probe to <call>"); - * return ret; + * return register_trace_<call>(ftrace_event_<call>); * } * * static void ftrace_unreg_event_<call>(struct ftrace_event_call *unused) @@ -623,23 +614,12 @@ static void ftrace_profile_disable_##name(struct ftrace_event_call *unused)\ * .trace = ftrace_raw_output_<call>, <-- stage 2 * }; * - * static int ftrace_raw_init_event_<call>(struct ftrace_event_call *unused) - * { - * int id; - * - * id = register_ftrace_event(&ftrace_event_type_<call>); - * if (!id) - * return -ENODEV; - * event_<call>.id = id; - * return 0; - * } - * * static struct ftrace_event_call __used * __attribute__((__aligned__(4))) * __attribute__((section("_ftrace_events"))) event_<call> = { * .name = "<call>", * .system = "<system>", - * .raw_init = ftrace_raw_init_event_<call>, + * .raw_init = trace_event_raw_init, * .regfunc = ftrace_reg_event_<call>, * .unregfunc = ftrace_unreg_event_<call>, * .show_format = ftrace_format_<call>, @@ -647,13 +627,9 @@ static void ftrace_profile_disable_##name(struct ftrace_event_call *unused)\ * */ -#undef TP_FMT -#define TP_FMT(fmt, args...) fmt "\n", ##args - #ifdef CONFIG_EVENT_PROFILE #define _TRACE_PROFILE_INIT(call) \ - .profile_count = ATOMIC_INIT(-1), \ .profile_enable = ftrace_profile_enable_##call, \ .profile_disable = ftrace_profile_disable_##call, @@ -728,13 +704,7 @@ static void ftrace_raw_event_##call(proto) \ \ static int ftrace_raw_reg_event_##call(struct ftrace_event_call *unused)\ { \ - int ret; \ - \ - ret = register_trace_##call(ftrace_raw_event_##call); \ - if (ret) \ - pr_info("event trace: Could not activate trace point " \ - "probe to " #call "\n"); \ - return ret; \ + return register_trace_##call(ftrace_raw_event_##call); \ } \ \ static void ftrace_raw_unreg_event_##call(struct ftrace_event_call *unused)\ @@ -744,19 +714,7 @@ static void ftrace_raw_unreg_event_##call(struct ftrace_event_call *unused)\ \ static struct trace_event ftrace_event_type_##call = { \ .trace = ftrace_raw_output_##call, \ -}; \ - \ -static int ftrace_raw_init_event_##call(struct ftrace_event_call *unused)\ -{ \ - int id; \ - \ - id = register_ftrace_event(&ftrace_event_type_##call); \ - if (!id) \ - return -ENODEV; \ - event_##call.id = id; \ - INIT_LIST_HEAD(&event_##call.fields); \ - return 0; \ -} +}; #undef DEFINE_EVENT_PRINT #define DEFINE_EVENT_PRINT(template, name, proto, args, print) \ @@ -776,7 +734,7 @@ __attribute__((section("_ftrace_events"))) event_##call = { \ .name = #call, \ .system = __stringify(TRACE_SYSTEM), \ .event = &ftrace_event_type_##call, \ - .raw_init = ftrace_raw_init_event_##call, \ + .raw_init = trace_event_raw_init, \ .regfunc = ftrace_raw_reg_event_##call, \ .unregfunc = ftrace_raw_unreg_event_##call, \ .show_format = ftrace_format_##template, \ @@ -793,7 +751,7 @@ __attribute__((section("_ftrace_events"))) event_##call = { \ .name = #call, \ .system = __stringify(TRACE_SYSTEM), \ .event = &ftrace_event_type_##call, \ - .raw_init = ftrace_raw_init_event_##call, \ + .raw_init = trace_event_raw_init, \ .regfunc = ftrace_raw_reg_event_##call, \ .unregfunc = ftrace_raw_unreg_event_##call, \ .show_format = ftrace_format_##call, \ @@ -953,7 +911,6 @@ end: \ perf_swevent_put_recursion_context(rctx); \ end_recursion: \ local_irq_restore(irq_flags); \ - \ } #undef DEFINE_EVENT |