diff options
Diffstat (limited to 'tools/testing/selftests/kvm/dirty_log_test.c')
| -rw-r--r-- | tools/testing/selftests/kvm/dirty_log_test.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/tools/testing/selftests/kvm/dirty_log_test.c b/tools/testing/selftests/kvm/dirty_log_test.c index aeff95a91b15..4629c7ccfa28 100644 --- a/tools/testing/selftests/kvm/dirty_log_test.c +++ b/tools/testing/selftests/kvm/dirty_log_test.c @@ -275,6 +275,14 @@ static void run_test(enum vm_guest_mode mode, unsigned long iterations, vm = create_vm(mode, VCPU_ID, guest_num_pages, guest_code); +#ifdef USE_CLEAR_DIRTY_LOG + struct kvm_enable_cap cap = {}; + + cap.cap = KVM_CAP_MANUAL_DIRTY_LOG_PROTECT; + cap.args[0] = 1; + vm_enable_cap(vm, &cap); +#endif + /* Add an extra memory slot for testing dirty logging */ vm_userspace_mem_region_add(vm, VM_MEM_SRC_ANONYMOUS, guest_test_mem, @@ -316,6 +324,10 @@ static void run_test(enum vm_guest_mode mode, unsigned long iterations, /* Give the vcpu thread some time to dirty some pages */ usleep(interval * 1000); kvm_vm_get_dirty_log(vm, TEST_MEM_SLOT_INDEX, bmap); +#ifdef USE_CLEAR_DIRTY_LOG + kvm_vm_clear_dirty_log(vm, TEST_MEM_SLOT_INDEX, bmap, 0, + DIV_ROUND_UP(host_num_pages, 64) * 64); +#endif vm_dirty_log_verify(bmap); iteration++; sync_global_to_guest(vm, iteration); @@ -392,6 +404,13 @@ int main(int argc, char *argv[]) unsigned int mode; int opt, i; +#ifdef USE_CLEAR_DIRTY_LOG + if (!kvm_check_cap(KVM_CAP_MANUAL_DIRTY_LOG_PROTECT)) { + fprintf(stderr, "KVM_CLEAR_DIRTY_LOG not available, skipping tests\n"); + exit(KSFT_SKIP); + } +#endif + while ((opt = getopt(argc, argv, "hi:I:o:tm:")) != -1) { switch (opt) { case 'i': |