Rename kprobe_poll to perf_buffer_poll
diff --git a/tools/trace.py b/tools/trace.py
index e257fc1..bec8f10 100755
--- a/tools/trace.py
+++ b/tools/trace.py
@@ -729,7 +729,7 @@
                       "-" if not all_probes_trivial else ""))
 
                 while True:
-                        self.bpf.kprobe_poll()
+                        self.bpf.perf_buffer_poll()
 
         def run(self):
                 try: