[PATCH] clean up default value of SCHED_SMT

Default values for boolean and tristate options can only be 'y', 'm' or 'n'.
This patch removes wrong default for SCHED_SMT.
Signed-off-by: Jean-Luc Leger <jean-luc.leger@dspnet.fr.eu.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

arch/i386/Kconfig

@@ -230,7 +230,6 @@ config NR_CPUS
 config SCHED_SMT
 	bool "SMT (Hyperthreading) scheduler support"
 	depends on SMP
-	default off
 	help
 	  SMT scheduler support improves the CPU scheduler's decision making
 	  when dealing with Intel Pentium 4 chips with HyperThreading at a

arch/ia64/Kconfig

@@ -273,7 +273,6 @@ config HOTPLUG_CPU
 config SCHED_SMT
 	bool "SMT scheduler support"
 	depends on SMP
-	default off
 	help
 	  Improves the CPU scheduler's decision making when dealing with
 	  Intel IA64 chips with MultiThreading at a cost of slightly increased

arch/powerpc/Kconfig

@@ -718,7 +718,6 @@ config PPC_64K_PAGES
 config SCHED_SMT
 	bool "SMT (Hyperthreading) scheduler support"
 	depends on PPC64 && SMP
-	default off
 	help
 	  SMT scheduler support improves the CPU scheduler's decision making
 	  when dealing with POWER5 cpus at a cost of slightly increased