| files >> /proc/self/root/usr/share/doc/systemtap-client-2.9/examples/general/ |
| files >> //proc/self/root/usr/share/doc/systemtap-client-2.9/examples/general/keyhack.stp |
#!/usr/bin/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")
}
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