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-rw-r--r--include/trace/define_trace.h11
-rw-r--r--include/trace/events/sched.h170
-rw-r--r--include/trace/ftrace.h266
3 files changed, 286 insertions, 161 deletions
diff --git a/include/trace/define_trace.h b/include/trace/define_trace.h
index 2a4b3bf74033..5d7d855ae21e 100644
--- a/include/trace/define_trace.h
+++ b/include/trace/define_trace.h
@@ -31,6 +31,14 @@
assign, print, reg, unreg) \
DEFINE_TRACE_FN(name, reg, unreg)
+#undef DEFINE_EVENT
+#define DEFINE_EVENT(template, name, proto, args) \
+ DEFINE_TRACE(name)
+
+#undef DEFINE_EVENT_PRINT
+#define DEFINE_EVENT_PRINT(template, name, proto, args, print) \
+ DEFINE_TRACE(name)
+
#undef DECLARE_TRACE
#define DECLARE_TRACE(name, proto, args) \
DEFINE_TRACE(name)
@@ -63,6 +71,9 @@
#undef TRACE_EVENT
#undef TRACE_EVENT_FN
+#undef TRACE_EVENT_TEMPLATE
+#undef DEFINE_EVENT
+#undef DEFINE_EVENT_PRINT
#undef TRACE_HEADER_MULTI_READ
/* Only undef what we defined in this file */
diff --git a/include/trace/events/sched.h b/include/trace/events/sched.h
index b50b9856c59f..238f74b58486 100644
--- a/include/trace/events/sched.h
+++ b/include/trace/events/sched.h
@@ -83,7 +83,7 @@ TRACE_EVENT(sched_wait_task,
* (NOTE: the 'rq' argument is not used by generic trace events,
* but used by the latency tracer plugin. )
*/
-TRACE_EVENT(sched_wakeup,
+TRACE_EVENT_TEMPLATE(sched_wakeup_template,
TP_PROTO(struct rq *rq, struct task_struct *p, int success),
@@ -110,38 +110,19 @@ TRACE_EVENT(sched_wakeup,
__entry->success, __entry->target_cpu)
);
+DEFINE_EVENT(sched_wakeup_template, sched_wakeup,
+ TP_PROTO(struct rq *rq, struct task_struct *p, int success),
+ TP_ARGS(rq, p, success));
+
/*
* Tracepoint for waking up a new task:
*
* (NOTE: the 'rq' argument is not used by generic trace events,
* but used by the latency tracer plugin. )
*/
-TRACE_EVENT(sched_wakeup_new,
-
- TP_PROTO(struct rq *rq, struct task_struct *p, int success),
-
- TP_ARGS(rq, p, success),
-
- TP_STRUCT__entry(
- __array( char, comm, TASK_COMM_LEN )
- __field( pid_t, pid )
- __field( int, prio )
- __field( int, success )
- __field( int, target_cpu )
- ),
-
- TP_fast_assign(
- memcpy(__entry->comm, p->comm, TASK_COMM_LEN);
- __entry->pid = p->pid;
- __entry->prio = p->prio;
- __entry->success = success;
- __entry->target_cpu = task_cpu(p);
- ),
-
- TP_printk("comm=%s pid=%d prio=%d success=%d target_cpu=%03d",
- __entry->comm, __entry->pid, __entry->prio,
- __entry->success, __entry->target_cpu)
-);
+DEFINE_EVENT(sched_wakeup_template, sched_wakeup_new,
+ TP_PROTO(struct rq *rq, struct task_struct *p, int success),
+ TP_ARGS(rq, p, success));
/*
* Tracepoint for task switches, performed by the scheduler:
@@ -216,10 +197,7 @@ TRACE_EVENT(sched_migrate_task,
__entry->orig_cpu, __entry->dest_cpu)
);
-/*
- * Tracepoint for freeing a task:
- */
-TRACE_EVENT(sched_process_free,
+TRACE_EVENT_TEMPLATE(sched_process_template,
TP_PROTO(struct task_struct *p),
@@ -242,29 +220,19 @@ TRACE_EVENT(sched_process_free,
);
/*
- * Tracepoint for a task exiting:
+ * Tracepoint for freeing a task:
*/
-TRACE_EVENT(sched_process_exit,
-
- TP_PROTO(struct task_struct *p),
+DEFINE_EVENT(sched_process_template, sched_process_free,
+ TP_PROTO(struct task_struct *p),
+ TP_ARGS(p));
+
- TP_ARGS(p),
-
- TP_STRUCT__entry(
- __array( char, comm, TASK_COMM_LEN )
- __field( pid_t, pid )
- __field( int, prio )
- ),
-
- TP_fast_assign(
- memcpy(__entry->comm, p->comm, TASK_COMM_LEN);
- __entry->pid = p->pid;
- __entry->prio = p->prio;
- ),
-
- TP_printk("comm=%s pid=%d prio=%d",
- __entry->comm, __entry->pid, __entry->prio)
-);
+/*
+ * Tracepoint for a task exiting:
+ */
+DEFINE_EVENT(sched_process_template, sched_process_exit,
+ TP_PROTO(struct task_struct *p),
+ TP_ARGS(p));
/*
* Tracepoint for a waiting task:
@@ -348,12 +316,7 @@ TRACE_EVENT(sched_signal_send,
* XXX the below sched_stat tracepoints only apply to SCHED_OTHER/BATCH/IDLE
* adding sched_stat support to SCHED_FIFO/RR would be welcome.
*/
-
-/*
- * Tracepoint for accounting wait time (time the task is runnable
- * but not actually running due to scheduler contention).
- */
-TRACE_EVENT(sched_stat_wait,
+TRACE_EVENT_TEMPLATE(sched_stat_template,
TP_PROTO(struct task_struct *tsk, u64 delay),
@@ -379,6 +342,37 @@ TRACE_EVENT(sched_stat_wait,
(unsigned long long)__entry->delay)
);
+
+/*
+ * Tracepoint for accounting wait time (time the task is runnable
+ * but not actually running due to scheduler contention).
+ */
+DEFINE_EVENT(sched_stat_template, sched_stat_wait,
+ TP_PROTO(struct task_struct *tsk, u64 delay),
+ TP_ARGS(tsk, delay));
+
+/*
+ * Tracepoint for accounting sleep time (time the task is not runnable,
+ * including iowait, see below).
+ */
+DEFINE_EVENT_PRINT(sched_stat_template, sched_stat_sleep,
+ TP_PROTO(struct task_struct *tsk, u64 delay),
+ TP_ARGS(tsk, delay),
+ TP_printk("task: %s:%d sleep: %Lu [ns]",
+ __entry->comm, __entry->pid,
+ (unsigned long long)__entry->delay));
+
+/*
+ * Tracepoint for accounting iowait time (time the task is not runnable
+ * due to waiting on IO to complete).
+ */
+DEFINE_EVENT_PRINT(sched_stat_template, sched_stat_iowait,
+ TP_PROTO(struct task_struct *tsk, u64 delay),
+ TP_ARGS(tsk, delay),
+ TP_printk("task: %s:%d iowait: %Lu [ns]",
+ __entry->comm, __entry->pid,
+ (unsigned long long)__entry->delay));
+
/*
* Tracepoint for accounting runtime (time the task is executing
* on a CPU).
@@ -412,66 +406,6 @@ TRACE_EVENT(sched_stat_runtime,
(unsigned long long)__entry->vruntime)
);
-/*
- * Tracepoint for accounting sleep time (time the task is not runnable,
- * including iowait, see below).
- */
-TRACE_EVENT(sched_stat_sleep,
-
- TP_PROTO(struct task_struct *tsk, u64 delay),
-
- TP_ARGS(tsk, delay),
-
- TP_STRUCT__entry(
- __array( char, comm, TASK_COMM_LEN )
- __field( pid_t, pid )
- __field( u64, delay )
- ),
-
- TP_fast_assign(
- memcpy(__entry->comm, tsk->comm, TASK_COMM_LEN);
- __entry->pid = tsk->pid;
- __entry->delay = delay;
- )
- TP_perf_assign(
- __perf_count(delay);
- ),
-
- TP_printk("comm=%s pid=%d delay=%Lu [ns]",
- __entry->comm, __entry->pid,
- (unsigned long long)__entry->delay)
-);
-
-/*
- * Tracepoint for accounting iowait time (time the task is not runnable
- * due to waiting on IO to complete).
- */
-TRACE_EVENT(sched_stat_iowait,
-
- TP_PROTO(struct task_struct *tsk, u64 delay),
-
- TP_ARGS(tsk, delay),
-
- TP_STRUCT__entry(
- __array( char, comm, TASK_COMM_LEN )
- __field( pid_t, pid )
- __field( u64, delay )
- ),
-
- TP_fast_assign(
- memcpy(__entry->comm, tsk->comm, TASK_COMM_LEN);
- __entry->pid = tsk->pid;
- __entry->delay = delay;
- )
- TP_perf_assign(
- __perf_count(delay);
- ),
-
- TP_printk("comm=%s pid=%d delay=%Lu [ns]",
- __entry->comm, __entry->pid,
- (unsigned long long)__entry->delay)
-);
-
#endif /* _TRACE_SCHED_H */
/* This part must be outside protection */
diff --git a/include/trace/ftrace.h b/include/trace/ftrace.h
index c3417c13e3ed..b0461772bc8d 100644
--- a/include/trace/ftrace.h
+++ b/include/trace/ftrace.h
@@ -18,6 +18,26 @@
#include <linux/ftrace_event.h>
+/*
+ * TRACE_EVENT_TEMPLATE can be used to add a generic function
+ * handlers for events. That is, if all events have the same
+ * parameters and just have distinct trace points.
+ * Each tracepoint can be defined with DEFINE_EVENT and that
+ * will map the TRACE_EVENT_TEMPLATE to the tracepoint.
+ *
+ * TRACE_EVENT is a one to one mapping between tracepoint and template.
+ */
+#undef TRACE_EVENT
+#define TRACE_EVENT(name, proto, args, tstruct, assign, print) \
+ TRACE_EVENT_TEMPLATE(name, \
+ PARAMS(proto), \
+ PARAMS(args), \
+ PARAMS(tstruct), \
+ PARAMS(assign), \
+ PARAMS(print)); \
+ DEFINE_EVENT(name, name, PARAMS(proto), PARAMS(args));
+
+
#undef __field
#define __field(type, item) type item;
@@ -36,15 +56,21 @@
#undef TP_STRUCT__entry
#define TP_STRUCT__entry(args...) args
-#undef TRACE_EVENT
-#define TRACE_EVENT(name, proto, args, tstruct, assign, print) \
- struct ftrace_raw_##name { \
- struct trace_entry ent; \
- tstruct \
- char __data[0]; \
- }; \
+#undef TRACE_EVENT_TEMPLATE
+#define TRACE_EVENT_TEMPLATE(name, proto, args, tstruct, assign, print) \
+ struct ftrace_raw_##name { \
+ struct trace_entry ent; \
+ tstruct \
+ char __data[0]; \
+ };
+#undef DEFINE_EVENT
+#define DEFINE_EVENT(template, name, proto, args) \
static struct ftrace_event_call event_##name
+#undef DEFINE_EVENT_PRINT
+#define DEFINE_EVENT_PRINT(template, name, proto, args, print) \
+ DEFINE_EVENT(template, name, PARAMS(proto), PARAMS(args))
+
#undef __cpparg
#define __cpparg(arg...) arg
@@ -89,12 +115,19 @@
#undef __string
#define __string(item, src) __dynamic_array(char, item, -1)
-#undef TRACE_EVENT
-#define TRACE_EVENT(call, proto, args, tstruct, assign, print) \
+#undef TRACE_EVENT_TEMPLATE
+#define TRACE_EVENT_TEMPLATE(call, proto, args, tstruct, assign, print) \
struct ftrace_data_offsets_##call { \
tstruct; \
};
+#undef DEFINE_EVENT
+#define DEFINE_EVENT(template, name, proto, args)
+
+#undef DEFINE_EVENT_PRINT
+#define DEFINE_EVENT_PRINT(template, name, proto, args, print) \
+ DEFINE_EVENT(template, name, PARAMS(proto), PARAMS(args))
+
#include TRACE_INCLUDE(TRACE_INCLUDE_FILE)
/*
@@ -170,17 +203,50 @@
#undef TP_perf_assign
#define TP_perf_assign(args...)
-#undef TRACE_EVENT
-#define TRACE_EVENT(call, proto, args, tstruct, func, print) \
+#undef TRACE_EVENT_TEMPLATE
+#define TRACE_EVENT_TEMPLATE(call, proto, args, tstruct, func, print) \
static int \
-ftrace_format_##call(struct ftrace_event_call *unused, \
- struct trace_seq *s) \
+ftrace_format_setup_##call(struct ftrace_event_call *unused, \
+ struct trace_seq *s) \
{ \
struct ftrace_raw_##call field __attribute__((unused)); \
int ret = 0; \
\
tstruct; \
\
+ return ret; \
+} \
+ \
+static int \
+ftrace_format_##call(struct ftrace_event_call *unused, \
+ struct trace_seq *s) \
+{ \
+ int ret = 0; \
+ \
+ ret = ftrace_format_setup_##call(unused, s); \
+ if (!ret) \
+ return ret; \
+ \
+ ret = trace_seq_printf(s, "\nprint fmt: " print); \
+ \
+ return ret; \
+}
+
+#undef DEFINE_EVENT
+#define DEFINE_EVENT(template, name, proto, args)
+
+#undef DEFINE_EVENT_PRINT
+#define DEFINE_EVENT_PRINT(template, name, proto, args, print) \
+static int \
+ftrace_format_##name(struct ftrace_event_call *unused, \
+ struct trace_seq *s) \
+{ \
+ int ret = 0; \
+ \
+ ret = ftrace_format_setup_##template(unused, s); \
+ if (!ret) \
+ return ret; \
+ \
trace_seq_printf(s, "\nprint fmt: " print); \
\
return ret; \
@@ -255,10 +321,11 @@ ftrace_format_##call(struct ftrace_event_call *unused, \
ftrace_print_symbols_seq(p, value, symbols); \
})
-#undef TRACE_EVENT
-#define TRACE_EVENT(call, proto, args, tstruct, assign, print) \
+#undef TRACE_EVENT_TEMPLATE
+#define TRACE_EVENT_TEMPLATE(call, proto, args, tstruct, assign, print) \
static enum print_line_t \
-ftrace_raw_output_##call(struct trace_iterator *iter, int flags) \
+ftrace_raw_output_id_##call(int event_id, const char *name, \
+ struct trace_iterator *iter, int flags) \
{ \
struct trace_seq *s = &iter->seq; \
struct ftrace_raw_##call *field; \
@@ -268,6 +335,47 @@ ftrace_raw_output_##call(struct trace_iterator *iter, int flags) \
\
entry = iter->ent; \
\
+ if (entry->type != event_id) { \
+ WARN_ON_ONCE(1); \
+ return TRACE_TYPE_UNHANDLED; \
+ } \
+ \
+ field = (typeof(field))entry; \
+ \
+ p = &get_cpu_var(ftrace_event_seq); \
+ trace_seq_init(p); \
+ ret = trace_seq_printf(s, "%s: ", name); \
+ if (ret) \
+ ret = trace_seq_printf(s, print); \
+ put_cpu(); \
+ if (!ret) \
+ return TRACE_TYPE_PARTIAL_LINE; \
+ \
+ return TRACE_TYPE_HANDLED; \
+}
+
+#undef DEFINE_EVENT
+#define DEFINE_EVENT(template, name, proto, args) \
+static enum print_line_t \
+ftrace_raw_output_##name(struct trace_iterator *iter, int flags) \
+{ \
+ return ftrace_raw_output_id_##template(event_##name.id, \
+ #name, iter, flags); \
+}
+
+#undef DEFINE_EVENT_PRINT
+#define DEFINE_EVENT_PRINT(template, call, proto, args, print) \
+static enum print_line_t \
+ftrace_raw_output_##call(struct trace_iterator *iter, int flags) \
+{ \
+ struct trace_seq *s = &iter->seq; \
+ struct ftrace_raw_##template *field; \
+ struct trace_entry *entry; \
+ struct trace_seq *p; \
+ int ret; \
+ \
+ entry = iter->ent; \
+ \
if (entry->type != event_##call.id) { \
WARN_ON_ONCE(1); \
return TRACE_TYPE_UNHANDLED; \
@@ -277,14 +385,16 @@ ftrace_raw_output_##call(struct trace_iterator *iter, int flags) \
\
p = &get_cpu_var(ftrace_event_seq); \
trace_seq_init(p); \
- ret = trace_seq_printf(s, #call ": " print); \
+ ret = trace_seq_printf(s, "%s: ", #call); \
+ if (ret) \
+ ret = trace_seq_printf(s, print); \
put_cpu(); \
if (!ret) \
return TRACE_TYPE_PARTIAL_LINE; \
\
return TRACE_TYPE_HANDLED; \
}
-
+
#include TRACE_INCLUDE(TRACE_INCLUDE_FILE)
#undef __field_ext
@@ -318,8 +428,8 @@ ftrace_raw_output_##call(struct trace_iterator *iter, int flags) \
#undef __string
#define __string(item, src) __dynamic_array(char, item, -1)
-#undef TRACE_EVENT
-#define TRACE_EVENT(call, proto, args, tstruct, func, print) \
+#undef TRACE_EVENT_TEMPLATE
+#define TRACE_EVENT_TEMPLATE(call, proto, args, tstruct, func, print) \
static int \
ftrace_define_fields_##call(struct ftrace_event_call *event_call) \
{ \
@@ -335,6 +445,13 @@ ftrace_define_fields_##call(struct ftrace_event_call *event_call) \
return ret; \
}
+#undef DEFINE_EVENT
+#define DEFINE_EVENT(template, name, proto, args)
+
+#undef DEFINE_EVENT_PRINT
+#define DEFINE_EVENT_PRINT(template, name, proto, args, print) \
+ DEFINE_EVENT(template, name, PARAMS(proto), PARAMS(args))
+
#include TRACE_INCLUDE(TRACE_INCLUDE_FILE)
/*
@@ -361,10 +478,10 @@ ftrace_define_fields_##call(struct ftrace_event_call *event_call) \
__data_size += (len) * sizeof(type);
#undef __string
-#define __string(item, src) __dynamic_array(char, item, strlen(src) + 1) \
+#define __string(item, src) __dynamic_array(char, item, strlen(src) + 1)
-#undef TRACE_EVENT
-#define TRACE_EVENT(call, proto, args, tstruct, assign, print) \
+#undef TRACE_EVENT_TEMPLATE
+#define TRACE_EVENT_TEMPLATE(call, proto, args, tstruct, assign, print) \
static inline int ftrace_get_offsets_##call( \
struct ftrace_data_offsets_##call *__data_offsets, proto) \
{ \
@@ -376,6 +493,13 @@ static inline int ftrace_get_offsets_##call( \
return __data_size; \
}
+#undef DEFINE_EVENT
+#define DEFINE_EVENT(template, name, proto, args)
+
+#undef DEFINE_EVENT_PRINT
+#define DEFINE_EVENT_PRINT(template, name, proto, args, print) \
+ DEFINE_EVENT(template, name, PARAMS(proto), PARAMS(args))
+
#include TRACE_INCLUDE(TRACE_INCLUDE_FILE)
#ifdef CONFIG_EVENT_PROFILE
@@ -397,21 +521,28 @@ static inline int ftrace_get_offsets_##call( \
*
*/
-#undef TRACE_EVENT
-#define TRACE_EVENT(call, proto, args, tstruct, assign, print) \
+#undef TRACE_EVENT_TEMPLATE
+#define TRACE_EVENT_TEMPLATE(call, proto, args, tstruct, assign, print)
+
+#undef DEFINE_EVENT
+#define DEFINE_EVENT(template, name, proto, args) \
\
-static void ftrace_profile_##call(proto); \
+static void ftrace_profile_##name(proto); \
\
-static int ftrace_profile_enable_##call(struct ftrace_event_call *unused)\
+static int ftrace_profile_enable_##name(struct ftrace_event_call *unused)\
{ \
- return register_trace_##call(ftrace_profile_##call); \
+ return register_trace_##name(ftrace_profile_##name); \
} \
\
-static void ftrace_profile_disable_##call(struct ftrace_event_call *unused)\
+static void ftrace_profile_disable_##name(struct ftrace_event_call *unused)\
{ \
- unregister_trace_##call(ftrace_profile_##call); \
+ unregister_trace_##name(ftrace_profile_##name); \
}
+#undef DEFINE_EVENT_PRINT
+#define DEFINE_EVENT_PRINT(template, name, proto, args, print) \
+ DEFINE_EVENT(template, name, PARAMS(proto), PARAMS(args))
+
#include TRACE_INCLUDE(TRACE_INCLUDE_FILE)
#endif
@@ -550,15 +681,13 @@ static void ftrace_profile_disable_##call(struct ftrace_event_call *unused)\
#define __assign_str(dst, src) \
strcpy(__get_str(dst), src);
-#undef TRACE_EVENT
-#define TRACE_EVENT(call, proto, args, tstruct, assign, print) \
+#undef TRACE_EVENT_TEMPLATE
+#define TRACE_EVENT_TEMPLATE(call, proto, args, tstruct, assign, print) \
\
-static struct ftrace_event_call event_##call; \
- \
-static void ftrace_raw_event_##call(proto) \
+static void ftrace_raw_event_id_##call(struct ftrace_event_call *event_call, \
+ proto) \
{ \
struct ftrace_data_offsets_##call __maybe_unused __data_offsets;\
- struct ftrace_event_call *event_call = &event_##call; \
struct ring_buffer_event *event; \
struct ftrace_raw_##call *entry; \
struct ring_buffer *buffer; \
@@ -572,7 +701,7 @@ static void ftrace_raw_event_##call(proto) \
__data_size = ftrace_get_offsets_##call(&__data_offsets, args); \
\
event = trace_current_buffer_lock_reserve(&buffer, \
- event_##call.id, \
+ event_call->id, \
sizeof(*entry) + __data_size, \
irq_flags, pc); \
if (!event) \
@@ -587,6 +716,14 @@ static void ftrace_raw_event_##call(proto) \
if (!filter_current_check_discard(buffer, event_call, entry, event)) \
trace_nowake_buffer_unlock_commit(buffer, \
event, irq_flags, pc); \
+}
+
+#undef DEFINE_EVENT
+#define DEFINE_EVENT(template, call, proto, args) \
+ \
+static void ftrace_raw_event_##call(proto) \
+{ \
+ ftrace_raw_event_id_##template(&event_##call, args); \
} \
\
static int ftrace_raw_reg_event_##call(struct ftrace_event_call *unused)\
@@ -619,7 +756,36 @@ static int ftrace_raw_init_event_##call(struct ftrace_event_call *unused)\
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) \
+ DEFINE_EVENT(template, name, PARAMS(proto), PARAMS(args))
+
+#include TRACE_INCLUDE(TRACE_INCLUDE_FILE)
+
+#undef TRACE_EVENT_TEMPLATE
+#define TRACE_EVENT_TEMPLATE(call, proto, args, tstruct, assign, print)
+
+#undef DEFINE_EVENT
+#define DEFINE_EVENT(template, call, proto, args) \
+ \
+static struct ftrace_event_call __used \
+__attribute__((__aligned__(4))) \
+__attribute__((section("_ftrace_events"))) event_##call = { \
+ .name = #call, \
+ .system = __stringify(TRACE_SYSTEM), \
+ .event = &ftrace_event_type_##call, \
+ .raw_init = ftrace_raw_init_event_##call, \
+ .regfunc = ftrace_raw_reg_event_##call, \
+ .unregfunc = ftrace_raw_unreg_event_##call, \
+ .show_format = ftrace_format_##template, \
+ .define_fields = ftrace_define_fields_##template, \
+ _TRACE_PROFILE_INIT(call) \
+}
+
+#undef DEFINE_EVENT_PRINT
+#define DEFINE_EVENT_PRINT(template, call, proto, args, print) \
\
static struct ftrace_event_call __used \
__attribute__((__aligned__(4))) \
@@ -631,7 +797,7 @@ __attribute__((section("_ftrace_events"))) event_##call = { \
.regfunc = ftrace_raw_reg_event_##call, \
.unregfunc = ftrace_raw_unreg_event_##call, \
.show_format = ftrace_format_##call, \
- .define_fields = ftrace_define_fields_##call, \
+ .define_fields = ftrace_define_fields_##template, \
_TRACE_PROFILE_INIT(call) \
}
@@ -719,14 +885,15 @@ __attribute__((section("_ftrace_events"))) event_##call = { \
#undef __perf_count
#define __perf_count(c) __count = (c)
-#undef TRACE_EVENT
-#define TRACE_EVENT(call, proto, args, tstruct, assign, print) \
-static void ftrace_profile_##call(proto) \
+#undef TRACE_EVENT_TEMPLATE
+#define TRACE_EVENT_TEMPLATE(call, proto, args, tstruct, assign, print) \
+static void \
+ftrace_profile_templ_##call(struct ftrace_event_call *event_call, \
+ proto) \
{ \
struct ftrace_data_offsets_##call __maybe_unused __data_offsets;\
extern int perf_swevent_get_recursion_context(void); \
extern void perf_swevent_put_recursion_context(int rctx); \
- struct ftrace_event_call *event_call = &event_##call; \
extern void perf_tp_event(int, u64, u64, void *, int); \
struct ftrace_raw_##call *entry; \
u64 __addr = 0, __count = 1; \
@@ -789,6 +956,19 @@ end_recursion: \
\
}
+#undef DEFINE_EVENT
+#define DEFINE_EVENT(template, call, proto, args) \
+static void ftrace_profile_##call(proto) \
+{ \
+ struct ftrace_event_call *event_call = &event_##call; \
+ \
+ ftrace_profile_templ_##template(event_call, args); \
+}
+
+#undef DEFINE_EVENT_PRINT
+#define DEFINE_EVENT_PRINT(template, name, proto, args, print) \
+ DEFINE_EVENT(template, name, PARAMS(proto), PARAMS(args))
+
#include TRACE_INCLUDE(TRACE_INCLUDE_FILE)
#endif /* CONFIG_EVENT_PROFILE */