2 * tools/testing/selftests/kvm/lib/kvm_util.c
4 * Copyright (C) 2018, Google LLC.
6 * This work is licensed under the terms of the GNU GPL, version 2.
9 #ifndef KVM_UTIL_INTERNAL_H
10 #define KVM_UTIL_INTERNAL_H 1
12 #include "sparsebit.h"
15 #define BITS_PER_BYTE 8
19 #define BITS_PER_LONG (BITS_PER_BYTE * sizeof(long))
22 #define DIV_ROUND_UP(n, d) (((n) + (d) - 1) / (d))
23 #define BITS_TO_LONGS(nr) DIV_ROUND_UP(nr, BITS_PER_LONG)
25 /* Concrete definition of struct kvm_vm. */
26 struct userspace_mem_region {
27 struct userspace_mem_region *next, *prev;
28 struct kvm_userspace_memory_region region;
29 struct sparsebit *unused_phy_pages;
38 struct vcpu *next, *prev;
41 struct kvm_run *state;
48 unsigned int page_size;
49 unsigned int page_shift;
51 struct vcpu *vcpu_head;
52 struct userspace_mem_region *userspace_mem_region_head;
53 struct sparsebit *vpages_valid;
54 struct sparsebit *vpages_mapped;
63 struct vcpu *vcpu_find(struct kvm_vm *vm,
65 void vcpu_setup(struct kvm_vm *vm, int vcpuid, int pgd_memslot, int gdt_memslot);
66 void virt_dump(FILE *stream, struct kvm_vm *vm, uint8_t indent);
67 void regs_dump(FILE *stream, struct kvm_regs *regs,
69 void sregs_dump(FILE *stream, struct kvm_sregs *sregs,