From: Andre Przywara <andre.przywara@linaro.org>
Date: Wed, 7 Feb 2018 13:58:19 +0000 (+0000)
Subject: ARM: new VGIC: Add preliminary stub implementation
X-Git-Tag: archive/raspbian/4.11.1-1+rpi1~1^2~66^2~271
X-Git-Url: https://dgit.raspbian.org/?a=commitdiff_plain;h=8578e5e76047fb70bf66787a041c2460798ce00f;p=xen.git

ARM: new VGIC: Add preliminary stub implementation

The ARM arch code requires an interrupt controller emulation to implement
vgic_clear_pending_irqs(), although it is suspected that it is actually
not necessary. Go with a stub for now to make the linker happy.

Signed-off-by: Andre Przywara <andre.przywara@linaro.org>
Reviewed-by: Julien Grall <julien.grall@arm.com>
Acked-by: Stefano Stabellini <sstabellini@kernel.org>
---

diff --git a/xen/arch/arm/vgic/vgic.c b/xen/arch/arm/vgic/vgic.c
index 6f838441c8..78428aa2c8 100644
--- a/xen/arch/arm/vgic/vgic.c
+++ b/xen/arch/arm/vgic/vgic.c
@@ -784,6 +784,14 @@ void gic_dump_vgic_info(struct vcpu *v)
     spin_unlock_irqrestore(&v->arch.vgic.ap_list_lock, flags);
 }
 
+void vgic_clear_pending_irqs(struct vcpu *v)
+{
+    /*
+     * TODO: It is unclear whether we really need this, so we might instead
+     * remove it on the caller site.
+     */
+}
+
 /**
  * arch_move_irqs() - migrate the physical affinity of hardware mapped vIRQs
  * @v:  the vCPU, already assigned to the new pCPU