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authorVladimir Murzin <vladimir.murzin@arm.com>2016-09-12 15:49:18 +0100
committerChristoffer Dall <christoffer.dall@linaro.org>2016-09-22 13:21:47 +0200
commit7a1ff708286045a6664fbda716fd3cf8d63afadb (patch)
treee6d1273222732175e82e9f7ac7d94c90b6733300 /virt/kvm/arm/vgic/vgic-kvm-device.c
parentarm64: KVM: Move vgic-v3 save/restore to virt/kvm/arm/hyp (diff)
downloadlinux-dev-7a1ff708286045a6664fbda716fd3cf8d63afadb.tar.xz
linux-dev-7a1ff708286045a6664fbda716fd3cf8d63afadb.zip
KVM: arm64: vgic-its: Introduce config option to guard ITS specific code
By now ITS code guarded with KVM_ARM_VGIC_V3 config option which was introduced to hide everything specific to vgic-v3 from 32-bit world. We are going to support vgic-v3 in 32-bit world and KVM_ARM_VGIC_V3 will gone, but we don't have support for ITS there yet and we need to continue keeping ITS away. Introduce the new config option to prevent ITS code being build in 32-bit mode when support for vgic-v3 is done. Signed-off-by: Vladimir Murzin <vladimir.murzin@arm.com> Acked-by: Marc Zyngier <marc.zyngier@arm.com> Signed-off-by: Christoffer Dall <christoffer.dall@linaro.org>
Diffstat (limited to 'virt/kvm/arm/vgic/vgic-kvm-device.c')
-rw-r--r--virt/kvm/arm/vgic/vgic-kvm-device.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/virt/kvm/arm/vgic/vgic-kvm-device.c b/virt/kvm/arm/vgic/vgic-kvm-device.c
index 163b0578efc7..89ef9bcc6de6 100644
--- a/virt/kvm/arm/vgic/vgic-kvm-device.c
+++ b/virt/kvm/arm/vgic/vgic-kvm-device.c
@@ -223,9 +223,12 @@ int kvm_register_vgic_device(unsigned long type)
case KVM_DEV_TYPE_ARM_VGIC_V3:
ret = kvm_register_device_ops(&kvm_arm_vgic_v3_ops,
KVM_DEV_TYPE_ARM_VGIC_V3);
+
+#ifdef CONFIG_KVM_ARM_VGIC_V3_ITS
if (ret)
break;
ret = kvm_vgic_register_its_device();
+#endif
break;
#endif
}