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-rw-r--r--kernel/trace/trace_events_filter.c18
1 files changed, 15 insertions, 3 deletions
diff --git a/kernel/trace/trace_events_filter.c b/kernel/trace/trace_events_filter.c
index 57bb1bb..330fefd 100644
--- a/kernel/trace/trace_events_filter.c
+++ b/kernel/trace/trace_events_filter.c
@@ -497,12 +497,10 @@ void print_subsystem_event_filter(struct event_subsystem *system,
}
static struct ftrace_event_field *
-find_event_field(struct ftrace_event_call *call, char *name)
+__find_event_field(struct list_head *head, char *name)
{
struct ftrace_event_field *field;
- struct list_head *head;
- head = trace_get_fields(call);
list_for_each_entry(field, head, link) {
if (!strcmp(field->name, name))
return field;
@@ -511,6 +509,20 @@ find_event_field(struct ftrace_event_call *call, char *name)
return NULL;
}
+static struct ftrace_event_field *
+find_event_field(struct ftrace_event_call *call, char *name)
+{
+ struct ftrace_event_field *field;
+ struct list_head *head;
+
+ field = __find_event_field(&ftrace_common_fields, name);
+ if (field)
+ return field;
+
+ head = trace_get_fields(call);
+ return __find_event_field(head, name);
+}
+
static void filter_free_pred(struct filter_pred *pred)
{
if (!pred)