--- zzzz-none-000/linux-2.6.39.4/arch/arm/common/time-acorn.c	2011-08-03 19:43:28.000000000 +0000
+++ puma6-atom-6490-729/linux-2.6.39.4/arch/arm/common/time-acorn.c	2021-11-10 13:38:14.000000000 +0000
@@ -75,7 +75,7 @@
 
 static struct irqaction ioc_timer_irq = {
 	.name		= "timer",
-	.flags		= IRQF_DISABLED,
+	.flags		= IRQF_DISABLED| IRQF_NODELAY,
 	.handler	= ioc_timer_interrupt
 };