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authorDave Martin <Dave.Martin@arm.com>2019-02-28 19:33:00 +0100
committerMarc Zyngier <marc.zyngier@arm.com>2019-03-29 15:41:54 +0100
commit0f062bfe36b63cd24f16afe2822d0df7c27904d9 (patch)
treeb1e02fc2a10c7748d521f5c4c15e53c2dfab181e /arch/arm64
parentarm64/sve: In-kernel vector length availability query interface (diff)
downloadlinux-0f062bfe36b63cd24f16afe2822d0df7c27904d9.tar.xz
linux-0f062bfe36b63cd24f16afe2822d0df7c27904d9.zip
KVM: arm/arm64: Add hook for arch-specific KVM initialisation
This patch adds a kvm_arm_init_arch_resources() hook to perform subarch-specific initialisation when starting up KVM. This will be used in a subsequent patch for global SVE-related setup on arm64. No functional change. Signed-off-by: Dave Martin <Dave.Martin@arm.com> Reviewed-by: Julien Thierry <julien.thierry@arm.com> Tested-by: zhang.lei <zhang.lei@jp.fujitsu.com> Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Diffstat (limited to 'arch/arm64')
-rw-r--r--arch/arm64/include/asm/kvm_host.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/kvm_host.h b/arch/arm64/include/asm/kvm_host.h
index 205438a108f6..3e8950942591 100644
--- a/arch/arm64/include/asm/kvm_host.h
+++ b/arch/arm64/include/asm/kvm_host.h
@@ -58,6 +58,8 @@
DECLARE_STATIC_KEY_FALSE(userspace_irqchip_in_use);
+static inline int kvm_arm_init_arch_resources(void) { return 0; }
+
int __attribute_const__ kvm_target_cpu(void);
int kvm_reset_vcpu(struct kvm_vcpu *vcpu);
int kvm_arch_vm_ioctl_check_extension(struct kvm *kvm, long ext);