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-rw-r--r--include/linux/ftrace_event.h2
-rw-r--r--include/linux/syscalls.h2
-rw-r--r--include/trace/ftrace.h9
-rw-r--r--kernel/trace/trace_events.c12
-rw-r--r--kernel/trace/trace_export.c2
-rw-r--r--kernel/trace/trace_kprobe.c6
-rw-r--r--kernel/trace/trace_syscalls.c2
7 files changed, 17 insertions, 18 deletions
diff --git a/include/linux/ftrace_event.h b/include/linux/ftrace_event.h
index 479c3c1..393a839 100644
--- a/include/linux/ftrace_event.h
+++ b/include/linux/ftrace_event.h
@@ -133,6 +133,7 @@ struct ftrace_event_class {
int (*define_fields)(struct ftrace_event_call *);
struct list_head *(*get_fields)(struct ftrace_event_call *);
struct list_head fields;
+ int (*raw_init)(struct ftrace_event_call *);
};
struct ftrace_event_call {
@@ -144,7 +145,6 @@ struct ftrace_event_call {
int enabled;
int id;
const char *print_fmt;
- int (*raw_init)(struct ftrace_event_call *);
int filter_active;
struct event_filter *filter;
void *mod;
diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h
index fd0f1f2..211c704 100644
--- a/include/linux/syscalls.h
+++ b/include/linux/syscalls.h
@@ -135,7 +135,6 @@ extern struct ftrace_event_class event_class_syscall_exit;
.name = "sys_enter"#sname, \
.class = &event_class_syscall_enter, \
.event = &enter_syscall_print_##sname, \
- .raw_init = init_syscall_trace, \
.data = (void *)&__syscall_meta_##sname,\
}
@@ -153,7 +152,6 @@ extern struct ftrace_event_class event_class_syscall_exit;
.name = "sys_exit"#sname, \
.class = &event_class_syscall_exit, \
.event = &exit_syscall_print_##sname, \
- .raw_init = init_syscall_trace, \
.data = (void *)&__syscall_meta_##sname,\
}
diff --git a/include/trace/ftrace.h b/include/trace/ftrace.h
index c7e3bcd5..e7eb334 100644
--- a/include/trace/ftrace.h
+++ b/include/trace/ftrace.h
@@ -431,8 +431,9 @@ static inline notrace int ftrace_get_offsets_##call( \
* static struct ftrace_event_class __used event_class_<template> = {
* .system = "<system>",
* .define_fields = ftrace_define_fields_<call>,
- * .fields = LIST_HEAD_INIT(event_class_##call.fields), \
- * .probe = ftrace_raw_event_##call, \
+ * .fields = LIST_HEAD_INIT(event_class_##call.fields),
+ * .raw_init = trace_event_raw_init,
+ * .probe = ftrace_raw_event_##call,
* };
*
* static struct ftrace_event_call __used
@@ -440,7 +441,6 @@ static inline notrace int ftrace_get_offsets_##call( \
* __attribute__((section("_ftrace_events"))) event_<call> = {
* .name = "<call>",
* .class = event_class_<template>,
- * .raw_init = trace_event_raw_init,
* .event = &ftrace_event_type_<call>,
* .print_fmt = print_fmt_<call>,
* };
@@ -566,6 +566,7 @@ static struct ftrace_event_class __used event_class_##call = { \
.system = __stringify(TRACE_SYSTEM), \
.define_fields = ftrace_define_fields_##call, \
.fields = LIST_HEAD_INIT(event_class_##call.fields),\
+ .raw_init = trace_event_raw_init, \
.probe = ftrace_raw_event_##call, \
_TRACE_PERF_INIT(call) \
};
@@ -579,7 +580,6 @@ __attribute__((section("_ftrace_events"))) event_##call = { \
.name = #call, \
.class = &event_class_##template, \
.event = &ftrace_event_type_##call, \
- .raw_init = trace_event_raw_init, \
.print_fmt = print_fmt_##template, \
};
@@ -594,7 +594,6 @@ __attribute__((section("_ftrace_events"))) event_##call = { \
.name = #call, \
.class = &event_class_##template, \
.event = &ftrace_event_type_##call, \
- .raw_init = trace_event_raw_init, \
.print_fmt = print_fmt_##call, \
}
diff --git a/kernel/trace/trace_events.c b/kernel/trace/trace_events.c
index acc0f55..8e94255 100644
--- a/kernel/trace/trace_events.c
+++ b/kernel/trace/trace_events.c
@@ -1008,8 +1008,8 @@ static int __trace_add_event_call(struct ftrace_event_call *call)
if (!call->name)
return -EINVAL;
- if (call->raw_init) {
- ret = call->raw_init(call);
+ if (call->class->raw_init) {
+ ret = call->class->raw_init(call);
if (ret < 0) {
if (ret != -ENOSYS)
pr_warning("Could not initialize trace "
@@ -1170,8 +1170,8 @@ static void trace_module_add_events(struct module *mod)
/* The linker may leave blanks */
if (!call->name)
continue;
- if (call->raw_init) {
- ret = call->raw_init(call);
+ if (call->class->raw_init) {
+ ret = call->class->raw_init(call);
if (ret < 0) {
if (ret != -ENOSYS)
pr_warning("Could not initialize trace "
@@ -1324,8 +1324,8 @@ static __init int event_trace_init(void)
/* The linker may leave blanks */
if (!call->name)
continue;
- if (call->raw_init) {
- ret = call->raw_init(call);
+ if (call->class->raw_init) {
+ ret = call->class->raw_init(call);
if (ret < 0) {
if (ret != -ENOSYS)
pr_warning("Could not initialize trace "
diff --git a/kernel/trace/trace_export.c b/kernel/trace/trace_export.c
index e700a0c..e878d06 100644
--- a/kernel/trace/trace_export.c
+++ b/kernel/trace/trace_export.c
@@ -158,6 +158,7 @@ static int ftrace_raw_init_event(struct ftrace_event_call *call)
struct ftrace_event_class event_class_ftrace_##call = { \
.system = __stringify(TRACE_SYSTEM), \
.define_fields = ftrace_define_fields_##call, \
+ .raw_init = ftrace_raw_init_event, \
}; \
\
struct ftrace_event_call __used \
@@ -166,7 +167,6 @@ __attribute__((section("_ftrace_events"))) event_##call = { \
.name = #call, \
.id = type, \
.class = &event_class_ftrace_##call, \
- .raw_init = ftrace_raw_init_event, \
.print_fmt = print, \
}; \
diff --git a/kernel/trace/trace_kprobe.c b/kernel/trace/trace_kprobe.c
index b14bf74..428f4a5 100644
--- a/kernel/trace/trace_kprobe.c
+++ b/kernel/trace/trace_kprobe.c
@@ -1359,13 +1359,13 @@ static int register_probe_event(struct trace_probe *tp)
/* Initialize ftrace_event_call */
if (probe_is_return(tp)) {
tp->event.trace = print_kretprobe_event;
- call->raw_init = probe_event_raw_init;
INIT_LIST_HEAD(&call->class->fields);
+ call->class->raw_init = probe_event_raw_init;
call->class->define_fields = kretprobe_event_define_fields;
} else {
- tp->event.trace = print_kprobe_event;
- call->raw_init = probe_event_raw_init;
INIT_LIST_HEAD(&call->class->fields);
+ tp->event.trace = print_kprobe_event;
+ call->class->raw_init = probe_event_raw_init;
call->class->define_fields = kprobe_event_define_fields;
}
if (set_print_fmt(tp) < 0)
diff --git a/kernel/trace/trace_syscalls.c b/kernel/trace/trace_syscalls.c
index cceccf0..1c1b9bf 100644
--- a/kernel/trace/trace_syscalls.c
+++ b/kernel/trace/trace_syscalls.c
@@ -44,6 +44,7 @@ struct ftrace_event_class event_class_syscall_enter = {
.reg = syscall_enter_register,
.define_fields = syscall_enter_define_fields,
.get_fields = syscall_get_enter_fields,
+ .raw_init = init_syscall_trace,
};
struct ftrace_event_class event_class_syscall_exit = {
@@ -51,6 +52,7 @@ struct ftrace_event_class event_class_syscall_exit = {
.reg = syscall_exit_register,
.define_fields = syscall_exit_define_fields,
.get_fields = syscall_get_exit_fields,
+ .raw_init = init_syscall_trace,
};
extern unsigned long __start_syscalls_metadata[];
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