linux-kernel - [v4 2/3] x86, irq: Implement irq_set_vcpu_affinity for pci_msi_ir

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Date:	Thu, 30 Apr 2015 15:06:47 +0800
From:	Feng Wu <feng.wu@...el.com>
To:	tglx@...utronix.de, mingo@...hat.com, hpa@...or.com
Cc:	linux-kernel@...r.kernel.org, jiang.liu@...ux.intel.com,
	Feng Wu <feng.wu@...el.com>
Subject: [v4 2/3] x86, irq: Implement irq_set_vcpu_affinity for pci_msi_ir_controller

Implement irq_set_vcpu_affinity for pci_msi_ir_controller.

Signed-off-by: Feng Wu <feng.wu@...el.com>
Reviewed-by: Jiang Liu <jiang.liu@...ux.intel.com>
---
 arch/x86/kernel/apic/msi.c | 1 +
 include/linux/irq.h        | 2 ++
 2 files changed, 3 insertions(+)

diff --git a/arch/x86/kernel/apic/msi.c b/arch/x86/kernel/apic/msi.c
index 58fde66..d2d95e2 100644
--- a/arch/x86/kernel/apic/msi.c
+++ b/arch/x86/kernel/apic/msi.c
@@ -152,6 +152,7 @@ static struct irq_chip pci_msi_ir_controller = {
 	.irq_mask		= pci_msi_mask_irq,
 	.irq_ack		= irq_chip_ack_parent,
 	.irq_retrigger		= irq_chip_retrigger_hierarchy,
+	.irq_set_vcpu_affinity	= irq_chip_set_vcpu_affinity_parent,
 	.flags			= IRQCHIP_SKIP_SET_WAKE,
 };
 
diff --git a/include/linux/irq.h b/include/linux/irq.h
index 684c35d..cb688fb 100644
--- a/include/linux/irq.h
+++ b/include/linux/irq.h
@@ -471,6 +471,8 @@ extern int irq_chip_set_affinity_parent(struct irq_data *data,
 					const struct cpumask *dest,
 					bool force);
 extern int irq_chip_set_wake_parent(struct irq_data *data, unsigned int on);
+extern int irq_chip_set_vcpu_affinity_parent(struct irq_data *data,
+					     void *vcpu_info);
 #endif
 
 /* Handling of unhandled and spurious interrupts: */
-- 
2.1.0

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