Files
linuxkit/kernel/patches-4.14.x-rt/0345-0345-genirq-update-irq_set_irqchip_state-documentation.patch
Tiejun Chen ccd9998461 update -rt to 4.14.40-rt30
Signed-off-by: Tiejun Chen <tiejun.china@gmail.com>
2018-05-15 13:46:26 +08:00

32 lines
1.2 KiB
Diff

From 775f24452fe994f0cff5189a860f020611642a1c Mon Sep 17 00:00:00 2001
From: Josh Cartwright <joshc@ni.com>
Date: Thu, 11 Feb 2016 11:54:00 -0600
Subject: [PATCH 345/414] 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(-)
diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c
index d8fa6c86a8ca..000c519a35cd 100644
--- a/kernel/irq/manage.c
+++ b/kernel/irq/manage.c
@@ -2202,7 +2202,7 @@ 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,
--
2.17.0