linux/drivers/virt/acrn/vm.c

// SPDX-License-Identifier: GPL-2.0
/*
 * ACRN_HSM: Virtual Machine management
 *
 * Copyright (C) 2020 Intel Corporation. All rights reserved.
 *
 * Authors:
 *	Jason Chen CJ <[email protected]>
 *	Yakui Zhao <[email protected]>
 */
#include <linux/io.h>
#include <linux/mm.h>
#include <linux/slab.h>

#include "acrn_drv.h"

/* List of VMs */
LIST_HEAD(…);
/*
 * acrn_vm_list is read in a worker thread which dispatch I/O requests and
 * is wrote in VM creation ioctl. Use the rwlock mechanism to protect it.
 */
DEFINE_RWLOCK(…);

struct acrn_vm *acrn_vm_create(struct acrn_vm *vm,
			       struct acrn_vm_creation *vm_param)
{ … }

int acrn_vm_destroy(struct acrn_vm *vm)
{ … }

/**
 * acrn_msi_inject() - Inject a MSI interrupt into a User VM
 * @vm:		User VM
 * @msi_addr:	The MSI address
 * @msi_data:	The MSI data
 *
 * Return: 0 on success, <0 on error
 */
int acrn_msi_inject(struct acrn_vm *vm, u64 msi_addr, u64 msi_data)
{ … }