include/uapi/linux/userfaultfd.h

87

struct uffdio_api)

mm/userfaultfd.c

4287

struct uffdio_api uffdio_api;

mm/userfaultfd.c

4294

if (copy_from_user(&uffdio_api, buf, sizeof(uffdio_api)))

mm/userfaultfd.c

4296

features = uffdio_api.features;

mm/userfaultfd.c

4298

if (uffdio_api.api != UFFD_API)

mm/userfaultfd.c

4309

uffdio_api.features = UFFD_API_FEATURES;

mm/userfaultfd.c

4311

uffdio_api.features &=

mm/userfaultfd.c

4315

uffdio_api.features &= ~UFFD_FEATURE_PAGEFAULT_FLAG_WP;

mm/userfaultfd.c

4318

uffdio_api.features &= ~UFFD_FEATURE_WP_HUGETLBFS_SHMEM;

mm/userfaultfd.c

4319

uffdio_api.features &= ~UFFD_FEATURE_WP_UNPOPULATED;

mm/userfaultfd.c

4320

uffdio_api.features &= ~UFFD_FEATURE_WP_ASYNC;

mm/userfaultfd.c

4324

if (features & ~uffdio_api.features)

mm/userfaultfd.c

4327

uffdio_api.ioctls = UFFD_API_IOCTLS;

mm/userfaultfd.c

4329

if (copy_to_user(buf, &uffdio_api, sizeof(uffdio_api)))

mm/userfaultfd.c

4342

memset(&uffdio_api, 0, sizeof(uffdio_api));

mm/userfaultfd.c

4343

if (copy_to_user(buf, &uffdio_api, sizeof(uffdio_api)))

tools/include/uapi/linux/userfaultfd.h

87

struct uffdio_api)

tools/testing/selftests/bpf/prog_tests/bpf_mod_race.c

66

struct uffdio_api uffd_api = {};

tools/testing/selftests/kvm/lib/userfaultfd_util.c

110

struct uffdio_api uffdio_api;

tools/testing/selftests/kvm/lib/userfaultfd_util.c

140

uffdio_api.api = UFFD_API;

tools/testing/selftests/kvm/lib/userfaultfd_util.c

141

uffdio_api.features = 0;

tools/testing/selftests/kvm/lib/userfaultfd_util.c

142

TEST_ASSERT(ioctl(uffd, UFFDIO_API, &uffdio_api) != -1,

tools/testing/selftests/kvm/lib/userfaultfd_util.c

144

(u64)uffdio_api.api);

tools/testing/selftests/mm/guard-regions.c

1487

struct uffdio_api api = {

tools/testing/selftests/mm/hugetlb-mremap.c

66

struct uffdio_api uffdio_api;

tools/testing/selftests/mm/hugetlb-mremap.c

84

uffdio_api.api = UFFD_API;

tools/testing/selftests/mm/hugetlb-mremap.c

85

uffdio_api.features = 0;

tools/testing/selftests/mm/hugetlb-mremap.c

86

if (ioctl(uffd, UFFDIO_API, &uffdio_api) == -1)

tools/testing/selftests/mm/ksm_functional_tests.c

294

struct uffdio_api uffdio_api;

tools/testing/selftests/mm/ksm_functional_tests.c

312

uffdio_api.api = UFFD_API;

tools/testing/selftests/mm/ksm_functional_tests.c

313

uffdio_api.features = 0;

tools/testing/selftests/mm/ksm_functional_tests.c

314

if (ioctl(uffd, UFFDIO_API, &uffdio_api) < 0) {

tools/testing/selftests/mm/ksm_functional_tests.c

322

if (!(uffdio_api.features & UFFD_FEATURE_PAGEFAULT_FLAG_WP)) {

tools/testing/selftests/mm/ksm_functional_tests.c

340

uffdio_api.api = UFFD_API;

tools/testing/selftests/mm/ksm_functional_tests.c

341

uffdio_api.features = UFFD_FEATURE_PAGEFAULT_FLAG_WP;

tools/testing/selftests/mm/ksm_functional_tests.c

342

if (ioctl(uffd, UFFDIO_API, &uffdio_api) < 0) {

tools/testing/selftests/mm/mkdirty.c

273

struct uffdio_api uffdio_api;

tools/testing/selftests/mm/mkdirty.c

294

uffdio_api.api = UFFD_API;

tools/testing/selftests/mm/mkdirty.c

295

uffdio_api.features = 0;

tools/testing/selftests/mm/mkdirty.c

296

if (ioctl(uffd, UFFDIO_API, &uffdio_api) < 0) {

tools/testing/selftests/mm/mremap_test.c

739

struct uffdio_api api = {

tools/testing/selftests/mm/pagemap_ioctl.c

103

uffdio_api.api = UFFD_API;

tools/testing/selftests/mm/pagemap_ioctl.c

104

uffdio_api.features = UFFD_FEATURE_WP_UNPOPULATED | UFFD_FEATURE_WP_ASYNC |

tools/testing/selftests/mm/pagemap_ioctl.c

106

if (ioctl(uffd, UFFDIO_API, &uffdio_api))

tools/testing/selftests/mm/pagemap_ioctl.c

109

if (!(uffdio_api.api & UFFDIO_REGISTER_MODE_WP) ||

tools/testing/selftests/mm/pagemap_ioctl.c

110

!(uffdio_api.features & UFFD_FEATURE_WP_UNPOPULATED) ||

tools/testing/selftests/mm/pagemap_ioctl.c

111

!(uffdio_api.features & UFFD_FEATURE_WP_ASYNC) ||

tools/testing/selftests/mm/pagemap_ioctl.c

112

!(uffdio_api.features & UFFD_FEATURE_WP_HUGETLBFS_SHMEM))

tools/testing/selftests/mm/pagemap_ioctl.c

97

struct uffdio_api uffdio_api;

tools/testing/selftests/mm/uffd-common.c

259

struct uffdio_api uffdio_api;

tools/testing/selftests/mm/uffd-common.c

266

uffdio_api.api = UFFD_API;

tools/testing/selftests/mm/uffd-common.c

267

uffdio_api.features = *features;

tools/testing/selftests/mm/uffd-common.c

268

if (ioctl(gopts->uffd, UFFDIO_API, &uffdio_api))

tools/testing/selftests/mm/uffd-common.c

271

if (uffdio_api.api != UFFD_API)

tools/testing/selftests/mm/uffd-common.c

272

err("UFFDIO_API error: %" PRIu64, (uint64_t)uffdio_api.api);

tools/testing/selftests/mm/uffd-common.c

274

*features = uffdio_api.features;

tools/testing/selftests/mm/uffd-common.c

722

struct uffdio_api uffdio_api = { .api = UFFD_API, .features = 0 };

tools/testing/selftests/mm/uffd-common.c

736

if (ioctl(fd, UFFDIO_API, &uffdio_api)) {

tools/testing/selftests/mm/uffd-common.c

741

*features = uffdio_api.features;

tools/testing/selftests/mm/uffd-unit-tests.c

112

struct uffdio_api uffdio_api;

tools/testing/selftests/mm/uffd-unit-tests.c

128

uffdio_api.api = 0xab;

tools/testing/selftests/mm/uffd-unit-tests.c

129

uffdio_api.features = 0;

tools/testing/selftests/mm/uffd-unit-tests.c

130

if (ioctl(uffd, UFFDIO_API, &uffdio_api) == 0) {

tools/testing/selftests/mm/uffd-unit-tests.c

136

uffdio_api.api = UFFD_API;

tools/testing/selftests/mm/uffd-unit-tests.c

137

uffdio_api.features = BIT_ULL(63);

tools/testing/selftests/mm/uffd-unit-tests.c

138

if (ioctl(uffd, UFFDIO_API, &uffdio_api) == 0) {

tools/testing/selftests/mm/uffd-unit-tests.c

144

uffdio_api.api = UFFD_API;

tools/testing/selftests/mm/uffd-unit-tests.c

145

uffdio_api.features = 0;

tools/testing/selftests/mm/uffd-unit-tests.c

146

if (ioctl(uffd, UFFDIO_API, &uffdio_api)) {

tools/testing/selftests/mm/uffd-unit-tests.c

152

uffdio_api.features = BIT_ULL(0);

tools/testing/selftests/mm/uffd-unit-tests.c

153

if (ioctl(uffd, UFFDIO_API, &uffdio_api) == 0) {

tools/testing/selftests/powerpc/tm/tm-signal-pagefault.c

141

struct uffdio_api uffdio_api;

tools/testing/selftests/powerpc/tm/tm-signal-pagefault.c

153

uffdio_api.api = UFFD_API;

tools/testing/selftests/powerpc/tm/tm-signal-pagefault.c

154

uffdio_api.features = 0;

tools/testing/selftests/powerpc/tm/tm-signal-pagefault.c

155

if (ioctl(uffd, UFFDIO_API, &uffdio_api) == -1) {

tools/testing/selftests/x86/test_shadow_stack.c

485

struct uffdio_api uffdio_api;

tools/testing/selftests/x86/test_shadow_stack.c

504

uffdio_api.api = UFFD_API;

tools/testing/selftests/x86/test_shadow_stack.c

505

uffdio_api.features = 0;

tools/testing/selftests/x86/test_shadow_stack.c

506

if (ioctl(uffd, UFFDIO_API, &uffdio_api))