ARC: kprobes support

Origin port done by Rajeshwar Ranga

Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
Cc: Rajeshwar Ranga <rajeshwar.ranga@gmail.com>
diff --git a/arch/arc/Kconfig b/arch/arc/Kconfig
index 84b23fa..cde8d3f 100644
--- a/arch/arc/Kconfig
+++ b/arch/arc/Kconfig
@@ -24,6 +24,8 @@
 	select GENERIC_SMP_IDLE_THREAD
 	select HAVE_ARCH_TRACEHOOK
 	select HAVE_GENERIC_HARDIRQS
+	select HAVE_KPROBES
+	select HAVE_KRETPROBES
 	select HAVE_MEMBLOCK
 	select HAVE_MOD_ARCH_SPECIFIC if ARC_DW2_UNWIND
 	select HAVE_OPROFILE