diff options
Diffstat (limited to 'include/trace')
| -rw-r--r-- | include/trace/ftrace.h | 48 |
1 files changed, 36 insertions, 12 deletions
diff --git a/include/trace/ftrace.h b/include/trace/ftrace.h index 0a48bff964b..0962968b8b3 100644 --- a/include/trace/ftrace.h +++ b/include/trace/ftrace.h @@ -418,6 +418,8 @@ static inline notrace int ftrace_get_offsets_##call( \ * struct ftrace_event_file *ftrace_file = __data; * struct ftrace_event_call *event_call = ftrace_file->event_call; * struct ftrace_data_offsets_<call> __maybe_unused __data_offsets; + * unsigned long eflags = ftrace_file->flags; + * enum event_trigger_type __tt = ETT_NONE; * struct ring_buffer_event *event; * struct ftrace_raw_<call> *entry; <-- defined in stage 1 * struct ring_buffer *buffer; @@ -425,9 +427,12 @@ static inline notrace int ftrace_get_offsets_##call( \ * int __data_size; * int pc; * - * if (test_bit(FTRACE_EVENT_FL_SOFT_DISABLED_BIT, - * &ftrace_file->flags)) - * return; + * if (!(eflags & FTRACE_EVENT_FL_TRIGGER_COND)) { + * if (eflags & FTRACE_EVENT_FL_TRIGGER_MODE) + * event_triggers_call(ftrace_file, NULL); + * if (eflags & FTRACE_EVENT_FL_SOFT_DISABLED) + * return; + * } * * local_save_flags(irq_flags); * pc = preempt_count(); @@ -445,8 +450,17 @@ static inline notrace int ftrace_get_offsets_##call( \ * { <assign>; } <-- Here we assign the entries by the __field and * __array macros. * - * if (!filter_check_discard(ftrace_file, entry, buffer, event)) + * if (eflags & FTRACE_EVENT_FL_TRIGGER_COND) + * __tt = event_triggers_call(ftrace_file, entry); + * + * if (test_bit(FTRACE_EVENT_FL_SOFT_DISABLED_BIT, + * &ftrace_file->flags)) + * ring_buffer_discard_commit(buffer, event); + * else if (!filter_check_discard(ftrace_file, entry, buffer, event)) * trace_buffer_unlock_commit(buffer, event, irq_flags, pc); + * + * if (__tt) + * event_triggers_post_call(ftrace_file, __tt); * } * * static struct trace_event ftrace_event_type_<call> = { @@ -532,6 +546,8 @@ ftrace_raw_event_##call(void *__data, proto) \ struct ftrace_event_file *ftrace_file = __data; \ struct ftrace_event_call *event_call = ftrace_file->event_call; \ struct ftrace_data_offsets_##call __maybe_unused __data_offsets;\ + unsigned long eflags = ftrace_file->flags; \ + enum event_trigger_type __tt = ETT_NONE; \ struct ring_buffer_event *event; \ struct ftrace_raw_##call *entry; \ struct ring_buffer *buffer; \ @@ -539,13 +555,12 @@ ftrace_raw_event_##call(void *__data, proto) \ int __data_size; \ int pc; \ \ - if (test_bit(FTRACE_EVENT_FL_TRIGGER_MODE_BIT, \ - &ftrace_file->flags)) \ - event_triggers_call(ftrace_file); \ - \ - if (test_bit(FTRACE_EVENT_FL_SOFT_DISABLED_BIT, \ - &ftrace_file->flags)) \ - return; \ + if (!(eflags & FTRACE_EVENT_FL_TRIGGER_COND)) { \ + if (eflags & FTRACE_EVENT_FL_TRIGGER_MODE) \ + event_triggers_call(ftrace_file, NULL); \ + if (eflags & FTRACE_EVENT_FL_SOFT_DISABLED) \ + return; \ + } \ \ local_save_flags(irq_flags); \ pc = preempt_count(); \ @@ -564,8 +579,17 @@ ftrace_raw_event_##call(void *__data, proto) \ \ { assign; } \ \ - if (!filter_check_discard(ftrace_file, entry, buffer, event)) \ + if (eflags & FTRACE_EVENT_FL_TRIGGER_COND) \ + __tt = event_triggers_call(ftrace_file, entry); \ + \ + if (test_bit(FTRACE_EVENT_FL_SOFT_DISABLED_BIT, \ + &ftrace_file->flags)) \ + ring_buffer_discard_commit(buffer, event); \ + else if (!filter_check_discard(ftrace_file, entry, buffer, event)) \ trace_buffer_unlock_commit(buffer, event, irq_flags, pc); \ + \ + if (__tt) \ + event_triggers_post_call(ftrace_file, __tt); \ } /* * The ftrace_test_probe is compiled out, it is only here as a build time check |