diff options
Diffstat (limited to 'tools/testing/selftests/kvm/lib/kvm_util.c')
| -rw-r--r-- | tools/testing/selftests/kvm/lib/kvm_util.c | 43 |
1 files changed, 22 insertions, 21 deletions
diff --git a/tools/testing/selftests/kvm/lib/kvm_util.c b/tools/testing/selftests/kvm/lib/kvm_util.c index cc6007abc4b1..bf15635eda11 100644 --- a/tools/testing/selftests/kvm/lib/kvm_util.c +++ b/tools/testing/selftests/kvm/lib/kvm_util.c @@ -209,7 +209,7 @@ __weak void vm_vaddr_populate_bitmap(struct kvm_vm *vm) (1ULL << (vm->va_bits - 1)) >> vm->page_shift); } -struct kvm_vm *____vm_create(enum vm_guest_mode mode) +struct kvm_vm *____vm_create(struct vm_shape shape) { struct kvm_vm *vm; @@ -221,13 +221,13 @@ struct kvm_vm *____vm_create(enum vm_guest_mode mode) vm->regions.hva_tree = RB_ROOT; hash_init(vm->regions.slot_hash); - vm->mode = mode; - vm->type = 0; + vm->mode = shape.mode; + vm->type = shape.type; - vm->pa_bits = vm_guest_mode_params[mode].pa_bits; - vm->va_bits = vm_guest_mode_params[mode].va_bits; - vm->page_size = vm_guest_mode_params[mode].page_size; - vm->page_shift = vm_guest_mode_params[mode].page_shift; + vm->pa_bits = vm_guest_mode_params[vm->mode].pa_bits; + vm->va_bits = vm_guest_mode_params[vm->mode].va_bits; + vm->page_size = vm_guest_mode_params[vm->mode].page_size; + vm->page_shift = vm_guest_mode_params[vm->mode].page_shift; /* Setup mode specific traits. */ switch (vm->mode) { @@ -265,7 +265,7 @@ struct kvm_vm *____vm_create(enum vm_guest_mode mode) /* * Ignore KVM support for 5-level paging (vm->va_bits == 57), * it doesn't take effect unless a CR4.LA57 is set, which it - * isn't for this VM_MODE. + * isn't for this mode (48-bit virtual address space). */ TEST_ASSERT(vm->va_bits == 48 || vm->va_bits == 57, "Linear address width (%d bits) not supported", @@ -285,10 +285,11 @@ struct kvm_vm *____vm_create(enum vm_guest_mode mode) vm->pgtable_levels = 5; break; default: - TEST_FAIL("Unknown guest mode, mode: 0x%x", mode); + TEST_FAIL("Unknown guest mode: 0x%x", vm->mode); } #ifdef __aarch64__ + TEST_ASSERT(!vm->type, "ARM doesn't support test-provided types"); if (vm->pa_bits != 40) vm->type = KVM_VM_TYPE_ARM_IPA_SIZE(vm->pa_bits); #endif @@ -347,19 +348,19 @@ static uint64_t vm_nr_pages_required(enum vm_guest_mode mode, return vm_adjust_num_guest_pages(mode, nr_pages); } -struct kvm_vm *__vm_create(enum vm_guest_mode mode, uint32_t nr_runnable_vcpus, +struct kvm_vm *__vm_create(struct vm_shape shape, uint32_t nr_runnable_vcpus, uint64_t nr_extra_pages) { - uint64_t nr_pages = vm_nr_pages_required(mode, nr_runnable_vcpus, + uint64_t nr_pages = vm_nr_pages_required(shape.mode, nr_runnable_vcpus, nr_extra_pages); struct userspace_mem_region *slot0; struct kvm_vm *vm; int i; - pr_debug("%s: mode='%s' pages='%ld'\n", __func__, - vm_guest_mode_string(mode), nr_pages); + pr_debug("%s: mode='%s' type='%d', pages='%ld'\n", __func__, + vm_guest_mode_string(shape.mode), shape.type, nr_pages); - vm = ____vm_create(mode); + vm = ____vm_create(shape); vm_userspace_mem_region_add(vm, VM_MEM_SRC_ANONYMOUS, 0, 0, nr_pages, 0); for (i = 0; i < NR_MEM_REGIONS; i++) @@ -400,7 +401,7 @@ struct kvm_vm *__vm_create(enum vm_guest_mode mode, uint32_t nr_runnable_vcpus, * extra_mem_pages is only used to calculate the maximum page table size, * no real memory allocation for non-slot0 memory in this function. */ -struct kvm_vm *__vm_create_with_vcpus(enum vm_guest_mode mode, uint32_t nr_vcpus, +struct kvm_vm *__vm_create_with_vcpus(struct vm_shape shape, uint32_t nr_vcpus, uint64_t extra_mem_pages, void *guest_code, struct kvm_vcpu *vcpus[]) { @@ -409,7 +410,7 @@ struct kvm_vm *__vm_create_with_vcpus(enum vm_guest_mode mode, uint32_t nr_vcpus TEST_ASSERT(!nr_vcpus || vcpus, "Must provide vCPU array"); - vm = __vm_create(mode, nr_vcpus, extra_mem_pages); + vm = __vm_create(shape, nr_vcpus, extra_mem_pages); for (i = 0; i < nr_vcpus; ++i) vcpus[i] = vm_vcpu_add(vm, i, guest_code); @@ -417,15 +418,15 @@ struct kvm_vm *__vm_create_with_vcpus(enum vm_guest_mode mode, uint32_t nr_vcpus return vm; } -struct kvm_vm *__vm_create_with_one_vcpu(struct kvm_vcpu **vcpu, - uint64_t extra_mem_pages, - void *guest_code) +struct kvm_vm *__vm_create_shape_with_one_vcpu(struct vm_shape shape, + struct kvm_vcpu **vcpu, + uint64_t extra_mem_pages, + void *guest_code) { struct kvm_vcpu *vcpus[1]; struct kvm_vm *vm; - vm = __vm_create_with_vcpus(VM_MODE_DEFAULT, 1, extra_mem_pages, - guest_code, vcpus); + vm = __vm_create_with_vcpus(shape, 1, extra_mem_pages, guest_code, vcpus); *vcpu = vcpus[0]; return vm; |