summaryrefslogtreecommitdiff
path: root/kernel
diff options
context:
space:
mode:
authorMaxime Ripard <maxime.ripard@free-electrons.com>2015-09-25 18:09:32 +0200
committerDavid S. Miller <davem@davemloft.net>2015-09-29 11:51:40 -0700
commita1b7febd725a2cdfc8ac245b7b7437ce4b91aecb (patch)
tree8dccf5bc50af2e9223be830f740dc2c986613ce2 /kernel
parent8a4683a5e06efda7e1f327213678d4dcafc0d894 (diff)
genirq: Fix the documentation of request_percpu_irq
The documentation of request_percpu_irq is confusing and suggest that the interrupt is not enabled at all, while it is actually enabled on the local CPU. Clarify that. Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com> Signed-off-by: Gregory CLEMENT <gregory.clement@free-electrons.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'kernel')
-rw-r--r--kernel/irq/manage.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c
index f9a59f6cabd2..a4360f0f62a5 100644
--- a/kernel/irq/manage.c
+++ b/kernel/irq/manage.c
@@ -1790,9 +1790,10 @@ int setup_percpu_irq(unsigned int irq, struct irqaction *act)
* @devname: An ascii name for the claiming device
* @dev_id: A percpu cookie passed back to the handler function
*
- * This call allocates interrupt resources, but doesn't
- * automatically enable the interrupt. It has to be done on each
- * CPU using enable_percpu_irq().
+ * This call allocates interrupt resources and enables the
+ * interrupt on the local CPU. If the interrupt is supposed to be
+ * enabled on other CPUs, it has to be done on each CPU using
+ * enable_percpu_irq().
*
* Dev_id must be globally unique. It is a per-cpu variable, and
* the handler gets called with the interrupted CPU's instance of