linux/arch/x86/kvm/mtrr.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 * vMTRR implementation
 *
 * Copyright (C) 2006 Qumranet, Inc.
 * Copyright 2010 Red Hat, Inc. and/or its affiliates.
 * Copyright(C) 2015 Intel Corporation.
 *
 * Authors:
 *   Yaniv Kamay  <[email protected]>
 *   Avi Kivity   <[email protected]>
 *   Marcelo Tosatti <[email protected]>
 *   Paolo Bonzini <[email protected]>
 *   Xiao Guangrong <[email protected]>
 */
#define pr_fmt(fmt) …

#include <linux/kvm_host.h>
#include <asm/mtrr.h>

#include "cpuid.h"

static u64 *find_mtrr(struct kvm_vcpu *vcpu, unsigned int msr)
{ … }

static bool valid_mtrr_type(unsigned t)
{ … }

static bool kvm_mtrr_valid(struct kvm_vcpu *vcpu, u32 msr, u64 data)
{ … }

int kvm_mtrr_set_msr(struct kvm_vcpu *vcpu, u32 msr, u64 data)
{ … }

int kvm_mtrr_get_msr(struct kvm_vcpu *vcpu, u32 msr, u64 *pdata)
{ … }