diff options
Diffstat (limited to 'include/trace')
| -rw-r--r-- | include/trace/events/migrate.h | 2 | ||||
| -rw-r--r-- | include/trace/events/writeback.h | 1 | ||||
| -rw-r--r-- | include/trace/ftrace.h | 38 |
3 files changed, 14 insertions, 27 deletions
diff --git a/include/trace/events/migrate.h b/include/trace/events/migrate.h index 3075ffbb9a83..4e4f2f8b1ac2 100644 --- a/include/trace/events/migrate.h +++ b/include/trace/events/migrate.h @@ -4,6 +4,8 @@ #if !defined(_TRACE_MIGRATE_H) || defined(TRACE_HEADER_MULTI_READ) #define _TRACE_MIGRATE_H +#include <linux/tracepoint.h> + #define MIGRATE_MODE \ {MIGRATE_ASYNC, "MIGRATE_ASYNC"}, \ {MIGRATE_SYNC_LIGHT, "MIGRATE_SYNC_LIGHT"}, \ diff --git a/include/trace/events/writeback.h b/include/trace/events/writeback.h index 464ea82e10db..cee02d65ab3f 100644 --- a/include/trace/events/writeback.h +++ b/include/trace/events/writeback.h @@ -4,6 +4,7 @@ #if !defined(_TRACE_WRITEBACK_H) || defined(TRACE_HEADER_MULTI_READ) #define _TRACE_WRITEBACK_H +#include <linux/tracepoint.h> #include <linux/backing-dev.h> #include <linux/writeback.h> diff --git a/include/trace/ftrace.h b/include/trace/ftrace.h index 1ee19a24cc5f..8765126b328c 100644 --- a/include/trace/ftrace.h +++ b/include/trace/ftrace.h @@ -265,11 +265,9 @@ static notrace enum print_line_t \ ftrace_raw_output_##call(struct trace_iterator *iter, int flags, \ struct trace_event *event) \ { \ - struct trace_seq *s = &iter->seq; \ struct ftrace_raw_##template *field; \ struct trace_entry *entry; \ struct trace_seq *p = &iter->tmp_seq; \ - int ret; \ \ entry = iter->ent; \ \ @@ -281,13 +279,7 @@ ftrace_raw_output_##call(struct trace_iterator *iter, int flags, \ field = (typeof(field))entry; \ \ trace_seq_init(p); \ - ret = trace_seq_printf(s, "%s: ", #call); \ - if (ret) \ - ret = trace_seq_printf(s, print); \ - if (!ret) \ - return TRACE_TYPE_PARTIAL_LINE; \ - \ - return TRACE_TYPE_HANDLED; \ + return ftrace_output_call(iter, #call, print); \ } \ static struct trace_event_functions ftrace_event_type_funcs_##call = { \ .trace = ftrace_raw_output_##call, \ @@ -370,10 +362,11 @@ ftrace_define_fields_##call(struct ftrace_event_call *event_call) \ #undef __dynamic_array #define __dynamic_array(type, item, len) \ + __item_length = (len) * sizeof(type); \ __data_offsets->item = __data_size + \ offsetof(typeof(*entry), __data); \ - __data_offsets->item |= (len * sizeof(type)) << 16; \ - __data_size += (len) * sizeof(type); + __data_offsets->item |= __item_length << 16; \ + __data_size += __item_length; #undef __string #define __string(item, src) __dynamic_array(char, item, \ @@ -385,6 +378,7 @@ static inline notrace int ftrace_get_offsets_##call( \ struct ftrace_data_offsets_##call *__data_offsets, proto) \ { \ int __data_size = 0; \ + int __maybe_unused __item_length; \ struct ftrace_raw_##call __maybe_unused *entry; \ \ tstruct; \ @@ -541,37 +535,27 @@ static notrace void \ 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;\ - struct ring_buffer_event *event; \ + struct ftrace_event_buffer fbuffer; \ struct ftrace_raw_##call *entry; \ - struct ring_buffer *buffer; \ - unsigned long irq_flags; \ int __data_size; \ - int pc; \ \ if (ftrace_trigger_soft_disabled(ftrace_file)) \ return; \ \ - local_save_flags(irq_flags); \ - pc = preempt_count(); \ - \ __data_size = ftrace_get_offsets_##call(&__data_offsets, args); \ \ - event = trace_event_buffer_lock_reserve(&buffer, ftrace_file, \ - event_call->event.type, \ - sizeof(*entry) + __data_size, \ - irq_flags, pc); \ - if (!event) \ + entry = ftrace_event_buffer_reserve(&fbuffer, ftrace_file, \ + sizeof(*entry) + __data_size); \ + \ + if (!entry) \ return; \ - entry = ring_buffer_event_data(event); \ \ tstruct \ \ { assign; } \ \ - event_trigger_unlock_commit(ftrace_file, buffer, event, entry, \ - irq_flags, pc); \ + ftrace_event_buffer_commit(&fbuffer); \ } /* * The ftrace_test_probe is compiled out, it is only here as a build time check |