tile: Enter idle with preemption disabled

cpu_idle() needs to be called with preemption disabled.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Rusty Russell <rusty@rustcorp.com.au>
Cc: Paul McKenney <paulmck@linux.vnet.ibm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Reviewed-by: Cc: Srivatsa S. Bhat <srivatsa.bhat@linux.vnet.ibm.com>
Cc: Magnus Damm <magnus.damm@gmail.com>
Acked-by: Chris Metcalf <cmetcalf@tilera.com>
Link: http://lkml.kernel.org/r/20130321215235.280451779@linutronix.de
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

diff --git a/arch/tile/kernel/smpboot.c b/arch/tile/kernel/smpboot.c
index e686c5a..11c0190 100644 (file)
--- a/arch/tile/kernel/smpboot.c
+++ b/arch/tile/kernel/smpboot.c
@@ -207,8 +207,6 @@ void __cpuinit online_secondary(void)
        /* Set up tile-timer clock-event device on this cpu */
        setup_tile_timer();
 
-       preempt_enable();
-
        cpu_idle();
 }