| /openbmc/linux/tools/testing/selftests/kvm/lib/ |
| H A D | userfaultfd_util.c | 118 struct uffdio_api uffdio_api; in uffd_setup_demand_paging() local
137 uffdio_api.api = UFFD_API; in uffd_setup_demand_paging()
138 uffdio_api.features = 0; in uffd_setup_demand_paging()
139 TEST_ASSERT(ioctl(uffd, UFFDIO_API, &uffdio_api) != -1, in uffd_setup_demand_paging()
141 (uint64_t)uffdio_api.api); in uffd_setup_demand_paging()
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| /openbmc/linux/tools/testing/selftests/mm/ |
| H A D | hugepage-mremap.c | 64 struct uffdio_api uffdio_api; in register_region_with_uffd() local
74 uffdio_api.api = UFFD_API; in register_region_with_uffd()
75 uffdio_api.features = 0; in register_region_with_uffd()
76 if (ioctl(uffd, UFFDIO_API, &uffdio_api) == -1) { in register_region_with_uffd()
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| H A D | uffd-common.c | 238 struct uffdio_api uffdio_api; in userfaultfd_open() local
245 uffdio_api.api = UFFD_API; in userfaultfd_open()
246 uffdio_api.features = *features; in userfaultfd_open()
247 if (ioctl(uffd, UFFDIO_API, &uffdio_api)) in userfaultfd_open()
250 if (uffdio_api.api != UFFD_API) in userfaultfd_open()
251 err("UFFDIO_API error: %" PRIu64, (uint64_t)uffdio_api.api); in userfaultfd_open()
253 *features = uffdio_api.features; in userfaultfd_open()
660 struct uffdio_api uffdio_api = { .api = UFFD_API, .features = 0 }; in uffd_get_features() local
674 if (ioctl(fd, UFFDIO_API, &uffdio_api)) { in uffd_get_features()
679 *features = uffdio_api.features; in uffd_get_features()
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| H A D | mkdirty.c | 273 struct uffdio_api uffdio_api; in test_uffdio_copy() local
293 uffdio_api.api = UFFD_API; in test_uffdio_copy()
294 uffdio_api.features = 0; in test_uffdio_copy()
295 if (ioctl(uffd, UFFDIO_API, &uffdio_api) < 0) { in test_uffdio_copy()
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| H A D | uffd-unit-tests.c | 125 struct uffdio_api uffdio_api; in test_uffd_api() local
141 uffdio_api.api = 0xab; in test_uffd_api()
142 uffdio_api.features = 0; in test_uffd_api()
143 if (ioctl(uffd, UFFDIO_API, &uffdio_api) == 0) { in test_uffd_api()
149 uffdio_api.api = UFFD_API; in test_uffd_api()
150 uffdio_api.features = BIT_ULL(63); in test_uffd_api()
151 if (ioctl(uffd, UFFDIO_API, &uffdio_api) == 0) { in test_uffd_api()
157 uffdio_api.api = UFFD_API; in test_uffd_api()
158 uffdio_api.features = 0; in test_uffd_api()
159 if (ioctl(uffd, UFFDIO_API, &uffdio_api)) { in test_uffd_api()
[all …]
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| H A D | ksm_functional_tests.c | 340 struct uffdio_api uffdio_api; in test_unmerge_uffd_wp() local
358 uffdio_api.api = UFFD_API; in test_unmerge_uffd_wp()
359 uffdio_api.features = UFFD_FEATURE_PAGEFAULT_FLAG_WP; in test_unmerge_uffd_wp()
360 if (ioctl(uffd, UFFDIO_API, &uffdio_api) < 0) { in test_unmerge_uffd_wp()
364 if (!(uffdio_api.features & UFFD_FEATURE_PAGEFAULT_FLAG_WP)) { in test_unmerge_uffd_wp()
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| /openbmc/linux/tools/testing/selftests/powerpc/tm/ |
| H A D | tm-signal-pagefault.c | 141 struct uffdio_api uffdio_api; in setup_uf_mem() local
153 uffdio_api.api = UFFD_API; in setup_uf_mem()
154 uffdio_api.features = 0; in setup_uf_mem()
155 if (ioctl(uffd, UFFDIO_API, &uffdio_api) == -1) { in setup_uf_mem()
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| /openbmc/linux/fs/ |
| H A D | userfaultfd.c | 2042 struct uffdio_api uffdio_api; in userfaultfd_api() local
2049 if (copy_from_user(&uffdio_api, buf, sizeof(uffdio_api))) in userfaultfd_api()
2051 features = uffdio_api.features; in userfaultfd_api()
2053 if (uffdio_api.api != UFFD_API) in userfaultfd_api()
2059 uffdio_api.features = UFFD_API_FEATURES; in userfaultfd_api()
2061 uffdio_api.features &= in userfaultfd_api()
2065 uffdio_api.features &= ~UFFD_FEATURE_PAGEFAULT_FLAG_WP; in userfaultfd_api()
2068 uffdio_api.features &= ~UFFD_FEATURE_WP_HUGETLBFS_SHMEM; in userfaultfd_api()
2069 uffdio_api.features &= ~UFFD_FEATURE_WP_UNPOPULATED; in userfaultfd_api()
2073 if (features & ~uffdio_api.features) in userfaultfd_api()
[all …]
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| /openbmc/linux/tools/testing/selftests/x86/ |
| H A D | test_shadow_stack.c | 484 struct uffdio_api uffdio_api; in test_userfaultfd() local
503 uffdio_api.api = UFFD_API; in test_userfaultfd()
504 uffdio_api.features = 0; in test_userfaultfd()
505 if (ioctl(uffd, UFFDIO_API, &uffdio_api)) in test_userfaultfd()
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| /openbmc/linux/include/uapi/linux/ |
| H A D | userfaultfd.h | 83 struct uffdio_api)
156 struct uffdio_api { struct
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| /openbmc/qemu/linux-headers/linux/ |
| H A D | userfaultfd.h | 87 struct uffdio_api)
162 struct uffdio_api { struct
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| /openbmc/qemu/util/ |
| H A D | userfaultfd.c | 72 struct uffdio_api api_struct = { 0 }; in uffd_query_features()
108 struct uffdio_api api_struct = { 0 }; in uffd_create_fd()
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| /openbmc/linux/Documentation/admin-guide/mm/ |
| H A D | userfaultfd.rst | 87 ``UFFDIO_API`` ioctl specifying a ``uffdio_api.api`` value set to ``UFFD_API`` (or
89 userland intends to speak on the ``UFFD`` and the ``uffdio_api.features``
91 requested ``uffdio_api.api`` is spoken also by the running kernel and the
93 ``uffdio_api.features`` and ``uffdio_api.ioctls`` two 64bit bitmasks of
97 The ``uffdio_api.features`` bitmask returned by the ``UFFDIO_API`` ioctl
121 ioctl should be invoked (if present in the returned ``uffdio_api.ioctls``
333 bits in ``uffdio_api.features`` passed to ``UFFDIO_API`` ioctl:
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| /openbmc/linux/tools/testing/selftests/bpf/prog_tests/ |
| H A D | bpf_mod_race.c | 66 struct uffdio_api uffd_api = {}; in test_setup_uffd()
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| /openbmc/qemu/migration/ |
| H A D | postcopy-ram.c | 223 struct uffdio_api api_struct = {0}; in receive_ufd_features()
261 struct uffdio_api api_struct = {0}; in request_ufd_features()
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| /openbmc/qemu/subprojects/libvhost-user/ |
| H A D | libvhost-user.c | 516 struct uffdio_api api_struct; in have_userfault()
1809 struct uffdio_api api_struct; in vu_set_postcopy_advise()
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| /openbmc/qemu/tests/qtest/ |
| H A D | migration-test.c | 98 struct uffdio_api api_struct; in ufd_version_check()
|