tracing: probeevent: Cleanup argument field definition
Cleanup event argument definition code in one place for
maintenancability.
Link: http://lkml.kernel.org/r/152465862529.26224.9068605421476018902.stgit@devbox
Signed-off-by: Masami Hiramatsu <mhiramat@kernel.org>
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
diff --git a/kernel/trace/trace_uprobe.c b/kernel/trace/trace_uprobe.c
index c55753e..28a8f69 100644
--- a/kernel/trace/trace_uprobe.c
+++ b/kernel/trace/trace_uprobe.c
@@ -1018,7 +1018,7 @@ probe_event_disable(struct trace_uprobe *tu, struct trace_event_file *file)
static int uprobe_event_define_fields(struct trace_event_call *event_call)
{
- int ret, i, size;
+ int ret, size;
struct uprobe_trace_entry_head field;
struct trace_uprobe *tu = event_call->data;
@@ -1030,19 +1030,8 @@ static int uprobe_event_define_fields(struct trace_event_call *event_call)
DEFINE_FIELD(unsigned long, vaddr[0], FIELD_STRING_IP, 0);
size = SIZEOF_TRACE_ENTRY(false);
}
- /* Set argument names as fields */
- for (i = 0; i < tu->tp.nr_args; i++) {
- struct probe_arg *parg = &tu->tp.args[i];
- ret = trace_define_field(event_call, parg->type->fmttype,
- parg->name, size + parg->offset,
- parg->type->size, parg->type->is_signed,
- FILTER_OTHER);
-
- if (ret)
- return ret;
- }
- return 0;
+ return traceprobe_define_arg_fields(event_call, size, &tu->tp);
}
#ifdef CONFIG_PERF_EVENTS