Revert parts of "ftrace: do not trace scheduler functions"

the removal of -mno-spe in the !ftrace case was not intended.

Signed-off-by: Ingo Molnar <mingo@elte.hu>

kernel/Makefile

diff --git a/kernel/Makefile b/kernel/Makefile
index 985ddb7..15ab63f 100644
--- a/kernel/Makefile
+++ b/kernel/Makefile
@@ -11,6 +11,8 @@
 	    hrtimer.o rwsem.o nsproxy.o srcu.o semaphore.o \
 	    notifier.o ksysfs.o pm_qos_params.o sched_clock.o
 
+CFLAGS_REMOVE_sched.o = -mno-spe
+
 ifdef CONFIG_FTRACE
 # Do not trace debug files and internal ftrace files
 CFLAGS_REMOVE_lockdep.o = -pg