diff --git a/arch/Kconfig b/arch/Kconfig
index 2491714..3d72dc3 100644
--- a/arch/Kconfig
+++ b/arch/Kconfig
@@ -1,3 +1,31 @@
 #
 # General architecture dependent options
 #
+
+config OPROFILE
+	tristate "OProfile system profiling (EXPERIMENTAL)"
+	depends on PROFILING
+	depends on HAVE_OPROFILE
+	help
+	  OProfile is a profiling system capable of profiling the
+	  whole system, include the kernel, kernel modules, libraries,
+	  and applications.
+
+	  If unsure, say N.
+
+config HAVE_OPROFILE
+	def_bool n
+
+config KPROBES
+	bool "Kprobes"
+	depends on KALLSYMS && MODULES
+	depends on HAVE_KPROBES
+	help
+	  Kprobes allows you to trap at almost any kernel address and
+	  execute a callback function.  register_kprobe() establishes
+	  a probepoint and specifies the callback.  Kprobes is useful
+	  for kernel debugging, non-intrusive instrumentation and testing.
+	  If in doubt, say "N".
+
+config HAVE_KPROBES
+	def_bool n