| From: Josh Cartwright <joshc@ni.com> |
| Date: Thu, 11 Feb 2016 11:54:00 -0600 |
| Subject: genirq: update irq_set_irqchip_state documentation |
| |
| On -rt kernels, the use of migrate_disable()/migrate_enable() is |
| sufficient to guarantee a task isn't moved to another CPU. Update the |
| irq_set_irqchip_state() documentation to reflect this. |
| |
| Signed-off-by: Josh Cartwright <joshc@ni.com> |
| Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> |
| --- |
| kernel/irq/manage.c | 2 +- |
| 1 file changed, 1 insertion(+), 1 deletion(-) |
| |
| --- a/kernel/irq/manage.c |
| +++ b/kernel/irq/manage.c |
| @@ -2115,7 +2115,7 @@ EXPORT_SYMBOL_GPL(irq_get_irqchip_state) |
| * This call sets the internal irqchip state of an interrupt, |
| * depending on the value of @which. |
| * |
| - * This function should be called with preemption disabled if the |
| + * This function should be called with migration disabled if the |
| * interrupt controller has per-cpu registers. |
| */ |
| int irq_set_irqchip_state(unsigned int irq, enum irqchip_irq_state which, |
