ARC: ptrace support

Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
diff --git a/arch/arc/Kconfig b/arch/arc/Kconfig
index 03347cb..409b937 100644
--- a/arch/arc/Kconfig
+++ b/arch/arc/Kconfig
@@ -22,6 +22,7 @@
 	select GENERIC_PENDING_IRQ if SMP
 	select GENERIC_SIGALTSTACK
 	select GENERIC_SMP_IDLE_THREAD
+	select HAVE_ARCH_TRACEHOOK
 	select HAVE_GENERIC_HARDIRQS
 	select HAVE_MEMBLOCK
 	select IRQ_DOMAIN