Merge master.kernel.org:/home/rmk/linux-2.6-arm

* master.kernel.org:/home/rmk/linux-2.6-arm:
  [ARM] arch/arm/kernel/bios32.c: no need to set isa_bridge
  [ARM] 3729/3: EABI padding rules necessitate the packed attribute of floatx80
  [ARM] 3725/1: sharpsl_pm: warn about wrong temperature
  [ARM] 3723/1: collie charging
  [ARM] 3728/1: Restore missing CPU Hotplug irq helper
  [ARM] 3727/1: fix ucb initialization on collie
  [ARM] Allow Versatile to be built for AB and PB
  [ARM] 3726/1: update {ep93xx,ixp2000,ixp23xx,lpd270,onearm} defconfigs to 2.6.18-rc1
  [ARM] 3721/1: Small cleanup for locomo.c

1 files changed, 10 insertions, 0 deletions

diff --git a/arch/arm/kernel/irq.c b/arch/arm/kernel/irq.c
index c3d4e94ef5bf..626feeec0ade 100644
--- a/arch/arm/kernel/irq.c
+++ b/arch/arm/kernel/irq.c
@@ -167,6 +167,16 @@ void __init init_IRQ(void)
 }
 
 #ifdef CONFIG_HOTPLUG_CPU
+
+static void route_irq(struct irqdesc *desc, unsigned int irq, unsigned int cpu)
+{
+        pr_debug("IRQ%u: moving from cpu%u to cpu%u\n", irq, desc->cpu, cpu);
+
+        spin_lock_irq(&desc->lock);
+        desc->chip->set_affinity(irq, cpumask_of_cpu(cpu));
+        spin_unlock_irq(&desc->lock);
+}
+
 /*
  * The CPU has been marked offline.  Migrate IRQs off this CPU.  If
  * the affinity settings do not allow other CPUs, force them onto any