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Diffstat (limited to 'tools/testing/selftests/kvm/pre_fault_memory_test.c')
-rw-r--r--tools/testing/selftests/kvm/pre_fault_memory_test.c32
1 files changed, 14 insertions, 18 deletions
diff --git a/tools/testing/selftests/kvm/pre_fault_memory_test.c b/tools/testing/selftests/kvm/pre_fault_memory_test.c
index f04768c1d2e4..93e603d91311 100644
--- a/tools/testing/selftests/kvm/pre_fault_memory_test.c
+++ b/tools/testing/selftests/kvm/pre_fault_memory_test.c
@@ -17,13 +17,13 @@
#define TEST_NPAGES (TEST_SIZE / PAGE_SIZE)
#define TEST_SLOT 10
-static void guest_code(uint64_t base_gpa)
+static void guest_code(uint64_t base_gva)
{
volatile uint64_t val __used;
int i;
for (i = 0; i < TEST_NPAGES; i++) {
- uint64_t *src = (uint64_t *)(base_gpa + i * PAGE_SIZE);
+ uint64_t *src = (uint64_t *)(base_gva + i * PAGE_SIZE);
val = *src;
}
@@ -161,6 +161,7 @@ static void pre_fault_memory(struct kvm_vcpu *vcpu, u64 base_gpa, u64 offset,
static void __test_pre_fault_memory(unsigned long vm_type, bool private)
{
+ uint64_t gpa, gva, alignment, guest_page_size;
const struct vm_shape shape = {
.mode = VM_MODE_DEFAULT,
.type = vm_type,
@@ -170,35 +171,30 @@ static void __test_pre_fault_memory(unsigned long vm_type, bool private)
struct kvm_vm *vm;
struct ucall uc;
- uint64_t guest_test_phys_mem;
- uint64_t guest_test_virt_mem;
- uint64_t alignment, guest_page_size;
-
vm = vm_create_shape_with_one_vcpu(shape, &vcpu, guest_code);
alignment = guest_page_size = vm_guest_mode_params[VM_MODE_DEFAULT].page_size;
- guest_test_phys_mem = (vm->max_gfn - TEST_NPAGES) * guest_page_size;
+ gpa = (vm->max_gfn - TEST_NPAGES) * guest_page_size;
#ifdef __s390x__
alignment = max(0x100000UL, guest_page_size);
#else
alignment = SZ_2M;
#endif
- guest_test_phys_mem = align_down(guest_test_phys_mem, alignment);
- guest_test_virt_mem = guest_test_phys_mem & ((1ULL << (vm->va_bits - 1)) - 1);
+ gpa = align_down(gpa, alignment);
+ gva = gpa & ((1ULL << (vm->va_bits - 1)) - 1);
- vm_userspace_mem_region_add(vm, VM_MEM_SRC_ANONYMOUS,
- guest_test_phys_mem, TEST_SLOT, TEST_NPAGES,
- private ? KVM_MEM_GUEST_MEMFD : 0);
- virt_map(vm, guest_test_virt_mem, guest_test_phys_mem, TEST_NPAGES);
+ vm_userspace_mem_region_add(vm, VM_MEM_SRC_ANONYMOUS, gpa, TEST_SLOT,
+ TEST_NPAGES, private ? KVM_MEM_GUEST_MEMFD : 0);
+ virt_map(vm, gva, gpa, TEST_NPAGES);
if (private)
- vm_mem_set_private(vm, guest_test_phys_mem, TEST_SIZE);
+ vm_mem_set_private(vm, gpa, TEST_SIZE);
- pre_fault_memory(vcpu, guest_test_phys_mem, 0, SZ_2M, 0, private);
- pre_fault_memory(vcpu, guest_test_phys_mem, SZ_2M, PAGE_SIZE * 2, PAGE_SIZE, private);
- pre_fault_memory(vcpu, guest_test_phys_mem, TEST_SIZE, PAGE_SIZE, PAGE_SIZE, private);
+ pre_fault_memory(vcpu, gpa, 0, SZ_2M, 0, private);
+ pre_fault_memory(vcpu, gpa, SZ_2M, PAGE_SIZE * 2, PAGE_SIZE, private);
+ pre_fault_memory(vcpu, gpa, TEST_SIZE, PAGE_SIZE, PAGE_SIZE, private);
- vcpu_args_set(vcpu, 1, guest_test_virt_mem);
+ vcpu_args_set(vcpu, 1, gva);
vcpu_run(vcpu);
run = vcpu->run;