ARM: irq migration: force migration off CPU going down

Russell King · Russell King · commit 1dbfa187dad5 · 2011-02-23T17:24:15.000Z
The force argument to irq_set_affinity really should be 'true' as
moving IRQs off a CPU which is going down isn't optional.

Acked-by: Thomas Gleixner &lt;tglx@linutronix.de&gt;
Signed-off-by: Russell King &lt;rmk+kernel@arm.linux.org.uk&gt;
diff --git a/arch/arm/kernel/irq.c b/arch/arm/kernel/irq.c
@@ -185,7 +185,7 @@ static void route_irq(struct irq_desc *desc, unsigned int irq, unsigned int cpu)
 
 	raw_spin_lock_irq(&desc->lock);
 	desc->irq_data.chip->irq_set_affinity(&desc->irq_data,
-					      cpumask_of(cpu), false);
+					      cpumask_of(cpu), true);
 	raw_spin_unlock_irq(&desc->lock);
 }
 

Original file line number	Diff line number	Diff line change
`@@ -185,7 +185,7 @@ static void route_irq(struct irq_desc *desc, unsigned int irq, unsigned int cpu)`
`185`	`185`
`186`	`186`	`raw_spin_lock_irq(&desc->lock);`
`187`	`187`	`desc->irq_data.chip->irq_set_affinity(&desc->irq_data,`
`188`		`- cpumask_of(cpu), false);`
	`188`	`+ cpumask_of(cpu), true);`
`189`	`189`	`raw_spin_unlock_irq(&desc->lock);`
`190`	`190`	`}`
`191`	`191`