diff mbox

[RFC,v2,05/10] genirq: export irq_get_percpu_devid_partition to modules

Message ID 1484323429-15231-6-git-send-email-will.deacon@arm.com
State Superseded
Headers show

Commit Message

Will Deacon Jan. 13, 2017, 4:03 p.m. UTC
Any modular driver using cluster-affine PPIs needs to be able to call
irq_get_percpu_devid_partition so that it can enable the IRQ on the
correct subset of CPUs.

This patch exports the symbol so that it can be called from within a
module.

Cc: Marc Zyngier <marc.zyngier@arm.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Will Deacon <will.deacon@arm.com>

---
 kernel/irq/irqdesc.c | 1 +
 1 file changed, 1 insertion(+)

-- 
2.1.4

Comments

Marc Zyngier Jan. 13, 2017, 7:04 p.m. UTC | #1
On 13/01/17 16:03, Will Deacon wrote:
> Any modular driver using cluster-affine PPIs needs to be able to call

> irq_get_percpu_devid_partition so that it can enable the IRQ on the

> correct subset of CPUs.

> 

> This patch exports the symbol so that it can be called from within a

> module.

> 

> Cc: Marc Zyngier <marc.zyngier@arm.com>

> Cc: Thomas Gleixner <tglx@linutronix.de>

> Signed-off-by: Will Deacon <will.deacon@arm.com>

> ---

>  kernel/irq/irqdesc.c | 1 +

>  1 file changed, 1 insertion(+)

> 

> diff --git a/kernel/irq/irqdesc.c b/kernel/irq/irqdesc.c

> index 00bb0aeea1d0..1e6ae73eae59 100644

> --- a/kernel/irq/irqdesc.c

> +++ b/kernel/irq/irqdesc.c

> @@ -856,6 +856,7 @@ int irq_get_percpu_devid_partition(unsigned int irq, struct cpumask *affinity)

>  

>  	return 0;

>  }

> +EXPORT_SYMBOL_GPL(irq_get_percpu_devid_partition);

>  

>  void kstat_incr_irq_this_cpu(unsigned int irq)

>  {

> 


Acked-by: Marc Zyngier <marc.zyngier@arm.com>


	M.
-- 
Jazz is not dead. It just smells funny...
diff mbox

Patch

diff --git a/kernel/irq/irqdesc.c b/kernel/irq/irqdesc.c
index 00bb0aeea1d0..1e6ae73eae59 100644
--- a/kernel/irq/irqdesc.c
+++ b/kernel/irq/irqdesc.c
@@ -856,6 +856,7 @@  int irq_get_percpu_devid_partition(unsigned int irq, struct cpumask *affinity)
 
 	return 0;
 }
+EXPORT_SYMBOL_GPL(irq_get_percpu_devid_partition);
 
 void kstat_incr_irq_this_cpu(unsigned int irq)
 {