/* * trace event based perf counter profiling * * Copyright (C) 2009 Red Hat Inc, Peter Zijlstra * */ #include "trace.h" int ftrace_profile_enable(int event_id) { struct ftrace_event_call *event; for_each_event(event) { if (event->id == event_id) return event->profile_enable(event); } return -EINVAL; } void ftrace_profile_disable(int event_id) { struct ftrace_event_call *event; for_each_event(event) { if (event->id == event_id) return event->profile_disable(event); } }