[tip:smp/hotplug] tile: Enter idle with preemption disabled

tip-bot for Thomas Gleixner
2013-04-08T20:44:35Z

Commit-ID: e26ef8fe722d5c1c0c1a0212542da8fc2b21a89f
Gitweb: http://git.kernel.org/tip/e26ef8fe722d5c1c0c1a0212542da8fc2b21a89f
Author: Thomas Gleixner <tglx@linutronix.de>
AuthorDate: Thu, 21 Mar 2013 22:50:00 +0100
Committer: Thomas Gleixner <tglx@linutronix.de>
CommitDate: Mon, 8 Apr 2013 17:39:28 +0200

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>

---
arch/tile/kernel/smpboot.c | 2 --
1 file changed, 2 deletions(-)

diff --git a/arch/tile/kernel/smpboot.c b/arch/tile/kernel/smpboot.c
index e686c5a..11c0190 100644
--- 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();
}