trace_syscalls: Set event_enter_##sname->data to its metadata

Set event_enter_##sname->data to its metadata,
it makes codes simpler.

Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com>
Acked-by: Jason Baron <jbaron@redhat.com>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
LKML-Reference: <4B14D282.7050709@cn.fujitsu.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 1 insertions, 1 deletions

diff --git a/include/trace/syscall.h b/include/trace/syscall.h
index 5f8827c92db..c5265c81c4e 100644
--- a/include/trace/syscall.h
+++ b/include/trace/syscall.h
@@ -34,7 +34,7 @@ struct syscall_metadata {
 
 #ifdef CONFIG_FTRACE_SYSCALLS
 extern unsigned long arch_syscall_addr(int nr);
-extern int syscall_name_to_nr(char *name);
+extern int syscall_name_to_nr(const char *name);
 void set_syscall_enter_id(int num, int id);
 void set_syscall_exit_id(int num, int id);