Commit-ID: 7bf29d3af6807d2a97a8b7d4627104a8da9bcdcb
Gitweb: http://git.kernel.org/tip/7bf29d3af6807d2a97a8b7d4627104a8da9bcdcb
Author: Jon Hunter <jonathanh@xxxxxxxxxx>
AuthorDate: Tue, 9 Feb 2016 15:24:56 +0000
Committer: Marc Zyngier <marc.zyngier@xxxxxxx>
CommitDate: Thu, 11 Feb 2016 10:20:02 +0000
irqchip/gic: Only populate set_affinity for the root controller
Setting the affinity of an IRQ, it only applicable for the root
interrupt controller and so only populate this operator for the root
controller.
Acked-by: Marc Zyngier <marc.zyngier@xxxxxxx>
Signed-off-by: Jon Hunter <jonathanh@xxxxxxxxxx>
Signed-off-by: Marc Zyngier <marc.zyngier@xxxxxxx>
---
drivers/irqchip/irq-gic.c | 11 +++++------
1 file changed, 5 insertions(+), 6 deletions(-)
diff --git a/drivers/irqchip/irq-gic.c b/drivers/irqchip/irq-gic.c
index 911758c..db7b161 100644
--- a/drivers/irqchip/irq-gic.c
+++ b/drivers/irqchip/irq-gic.c
@@ -384,9 +384,6 @@ static struct irq_chip gic_chip = {
.irq_unmask = gic_unmask_irq,
.irq_eoi = gic_eoi_irq,
.irq_set_type = gic_set_type,
-#ifdef CONFIG_SMP
- .irq_set_affinity = gic_set_affinity,
-#endif
.irq_get_irqchip_state = gic_irq_get_irqchip_state,
.irq_set_irqchip_state = gic_irq_set_irqchip_state,
.flags = IRQCHIP_SET_TYPE_MASKED |
@@ -400,9 +397,6 @@ static struct irq_chip gic_eoimode1_chip = {
.irq_unmask = gic_unmask_irq,
.irq_eoi = gic_eoimode1_eoi_irq,
.irq_set_type = gic_set_type,
-#ifdef CONFIG_SMP
- .irq_set_affinity = gic_set_affinity,
-#endif
.irq_get_irqchip_state = gic_irq_get_irqchip_state,
.irq_set_irqchip_state = gic_irq_set_irqchip_state,
.irq_set_vcpu_affinity = gic_irq_set_vcpu_affinity,
@@ -1039,6 +1033,11 @@ static void __init __gic_init_bases(unsigned int gic_nr, int irq_start,
gic->chip.name = kasprintf(GFP_KERNEL, "GIC-%d", gic_nr);
}
+#ifdef CONFIG_SMP
+ if (gic_nr == 0)
+ gic->chip.irq_set_affinity = gic_set_affinity;
+#endif
+
#ifdef CONFIG_GIC_NON_BANKED
if (percpu_offset) { /* Frankein-GIC without banked registers... */
unsigned int cpu;
--
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