tile: Enter idle with preemption disabled

KAGA-KOKO · KAGA-KOKO · commit e26ef8fe722d · 2013-04-08T17:39:28.000+02:00
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
@@ -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();
 }
 

Original file line number	Diff line number	Diff line change
`@@ -207,8 +207,6 @@ void __cpuinit online_secondary(void)`
`207`	`207`	`/* Set up tile-timer clock-event device on this cpu */`
`208`	`208`	`setup_tile_timer();`
`209`	`209`
`210`		`- preempt_enable();`
`211`		`-`
`212`	`210`	`cpu_idle();`
`213`	`211`	`}`
`214`	`212`