summaryrefslogtreecommitdiff
path: root/arch/arm64/include/asm/kvm_nested.h
blob: fa23cc9c2adc77fb278128eb50a401e7eb3d9201 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ARM64_KVM_NESTED_H
#define __ARM64_KVM_NESTED_H

#include <linux/kvm_host.h>

static inline bool vcpu_has_nv(const struct kvm_vcpu *vcpu)
{
	return (!__is_defined(__KVM_NVHE_HYPERVISOR__) &&
		cpus_have_final_cap(ARM64_HAS_NESTED_VIRT) &&
		test_bit(KVM_ARM_VCPU_HAS_EL2, vcpu->arch.features));
}

extern bool __check_nv_sr_forward(struct kvm_vcpu *vcpu);

struct sys_reg_params;
struct sys_reg_desc;

void access_nested_id_reg(struct kvm_vcpu *v, struct sys_reg_params *p,
			  const struct sys_reg_desc *r);

#endif /* __ARM64_KVM_NESTED_H */