From 7f79ea13a0f64573ce13353257d322ae49ef0c27 Mon Sep 17 00:00:00 2001 From: William Cohen Date: Thu, 24 Apr 2008 12:20:13 -0400 Subject: Move examples to testsuite/systemtap.examples --- testsuite/systemtap.examples/small_demos/keyhack.stp | 15 +++++++++++++++ 1 file changed, 15 insertions(+) create mode 100755 testsuite/systemtap.examples/small_demos/keyhack.stp (limited to 'testsuite/systemtap.examples/small_demos/keyhack.stp') diff --git a/testsuite/systemtap.examples/small_demos/keyhack.stp b/testsuite/systemtap.examples/small_demos/keyhack.stp new file mode 100755 index 00000000..3137baad --- /dev/null +++ b/testsuite/systemtap.examples/small_demos/keyhack.stp @@ -0,0 +1,15 @@ +#! /usr/bin/env stap + +# This is not useful, but it demonstrates that +# Systemtap can modify variables in a running kernel. + +# Usage: ./keyhack.stp -g + +probe kernel.function("kbd_event") { + # Changes 'm' to 'b' . + if ($event_code == 50) $event_code = 48 +} + +probe end { + printf("\nDONE\n") +} -- cgit