1 files changed, 12 insertions, 0 deletions

diff --git a/kernel/trace/trace_syscalls.c b/kernel/trace/trace_syscalls.c
index 144cc14d8551..c6514093c95a 100644
--- a/kernel/trace/trace_syscalls.c
+++ b/kernel/trace/trace_syscalls.c
@@ -412,6 +412,18 @@ void unreg_event_syscall_exit(struct ftrace_event_call *call)
         mutex_unlock(&syscall_trace_lock);
 }
 
+int init_syscall_trace(struct ftrace_event_call *call)
+{
+        int id;
+
+        id = register_ftrace_event(call->event);
+        if (!id)
+                return -ENODEV;
+        call->id = id;
+        INIT_LIST_HEAD(&call->fields);
+        return 0;
+}
+
 int __init init_ftrace_syscalls(void)
 {
         struct syscall_metadata *meta;