sh: latencytop support.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig
index acaba1b..18a1cc8 100644
--- a/arch/sh/Kconfig
+++ b/arch/sh/Kconfig
@@ -100,6 +100,10 @@
 config LOCKDEP_SUPPORT
 	def_bool y
 
+config HAVE_LATENCYTOP_SUPPORT
+	def_bool y
+	depends on !SMP
+
 config ARCH_HAS_ILOG2_U32
 	def_bool n