root/arch/x86/oprofile/

[..]
  1. backtrace.c
  2. init.c
  3. nmi_int.c
  4. op_counter.h
  5. op_model_amd.c
  6. op_model_p4.c
  7. op_model_ppro.c
  8. op_x86_model.h
[..]