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authorPaolo Bonzini <pbonzini@redhat.com>2021-05-28 15:10:58 -0400
committerPaolo Bonzini <pbonzini@redhat.com>2021-05-29 06:28:06 -0400
commit000ac42953395a4f0a63d5db640c5e4c88a548c5 (patch)
tree3197315271b7f39ad59bcd63439dc1a3bc2add0e /tools/testing/selftests/kvm/memslot_perf_test.c
parenta3d2ec9d3c2fa7b6484da6493cc2a57af93cd0a4 (diff)
selftests: kvm: fix overlapping addresses in memslot_perf_test
vm_create allocates memory and maps it close to GPA. This memory is separate from what is allocated in subsequent calls to vm_userspace_mem_region_add, so it is incorrect to pass the test memory size to vm_create_default. Just pass a small fixed amount of memory which can be used later for page table, otherwise GPAs are already allocated at MEM_GPA and the test aborts. Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'tools/testing/selftests/kvm/memslot_perf_test.c')
-rw-r--r--tools/testing/selftests/kvm/memslot_perf_test.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/testing/selftests/kvm/memslot_perf_test.c b/tools/testing/selftests/kvm/memslot_perf_test.c
index 11239652d805..9307f25d8130 100644
--- a/tools/testing/selftests/kvm/memslot_perf_test.c
+++ b/tools/testing/selftests/kvm/memslot_perf_test.c
@@ -267,7 +267,7 @@ static bool prepare_vm(struct vm_data *data, int nslots, uint64_t *maxslots,
data->hva_slots = malloc(sizeof(*data->hva_slots) * data->nslots);
TEST_ASSERT(data->hva_slots, "malloc() fail");
- data->vm = vm_create_default(VCPU_ID, mempages, guest_code);
+ data->vm = vm_create_default(VCPU_ID, 1024, guest_code);
pr_info_v("Adding slots 1..%i, each slot with %"PRIu64" pages + %"PRIu64" extra pages last\n",
max_mem_slots - 1, data->pages_per_slot, rempages);