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Commit 523c8113 authored by Li Zefan's avatar Li Zefan Committed by Steven Rostedt
Browse files

tracing: Fix some section mismatch warnings 

As we've added __init annotation to field-defining functions, we should
add __refdata annotation to event_call variables, which reference those
functions.

Link: http://lkml.kernel.org/r/51343C1F.2050502@huawei.com



Reported-by: default avatarFengguang Wu <fengguang.wu@intel.com>
Signed-off-by: default avatarLi Zefan <lizefan@huawei.com>
Signed-off-by: default avatarSteven Rostedt <rostedt@goodmis.org>
parent 315326c1

include/trace/ftrace.h

+1 −1
Original line number Diff line number Diff line
@@ -572,7 +572,7 @@ static inline void ftrace_test_probe_##call(void) \ 
#define DECLARE_EVENT_CLASS(call, proto, args, tstruct, assign, print)	\

_TRACE_PERF_PROTO(call, PARAMS(proto));					\

static const char print_fmt_##call[] = print;				\

static struct ftrace_event_class __used event_class_##call = {		\

static struct ftrace_event_class __used __refdata event_class_##call = { \

	.system			= __stringify(TRACE_SYSTEM),		\

	.define_fields		= ftrace_define_fields_##call,		\

	.fields			= LIST_HEAD_INIT(event_class_##call.fields),\

kernel/trace/trace_export.c

+1 −1
Original line number Diff line number Diff line
@@ -168,7 +168,7 @@ ftrace_define_fields_##name(struct ftrace_event_call *event_call) \ 
#define FTRACE_ENTRY_REG(call, struct_name, etype, tstruct, print, filter,\

			 regfn)						\

									\

struct ftrace_event_class event_class_ftrace_##call = {			\

struct ftrace_event_class __refdata event_class_ftrace_##call = {	\

	.system			= __stringify(TRACE_SYSTEM),		\

	.define_fields		= ftrace_define_fields_##call,		\

	.fields			= LIST_HEAD_INIT(event_class_ftrace_##call.fields),\

kernel/trace/trace_syscalls.c

+2 −2
Original line number Diff line number Diff line
@@ -479,7 +479,7 @@ struct trace_event_functions exit_syscall_print_funcs = { 
	.trace		= print_syscall_exit,

};



struct ftrace_event_class event_class_syscall_enter = {

struct ftrace_event_class __refdata event_class_syscall_enter = {

	.system		= "syscalls",

	.reg		= syscall_enter_register,

	.define_fields	= syscall_enter_define_fields,
@@ -487,7 +487,7 @@ struct ftrace_event_class event_class_syscall_enter = { 
	.raw_init	= init_syscall_trace,

};



struct ftrace_event_class event_class_syscall_exit = {

struct ftrace_event_class __refdata event_class_syscall_exit = {

	.system		= "syscalls",

	.reg		= syscall_exit_register,

	.define_fields	= syscall_exit_define_fields,