Searched refs:uffdio_register (Results 1 – 8 of 8) sorted by relevance
| /Linux-v6.1/tools/testing/selftests/vm/ |
| D | userfaultfd.c | 815 struct uffdio_register uffd_reg; in uffd_poll_thread()
1176 struct uffdio_register uffdio_register; in userfaultfd_zeropage_test() local
1183 uffdio_register.range.start = (unsigned long) area_dst; in userfaultfd_zeropage_test()
1184 uffdio_register.range.len = nr_pages * page_size; in userfaultfd_zeropage_test()
1185 uffdio_register.mode = UFFDIO_REGISTER_MODE_MISSING; in userfaultfd_zeropage_test()
1187 uffdio_register.mode |= UFFDIO_REGISTER_MODE_WP; in userfaultfd_zeropage_test()
1188 if (ioctl(uffd, UFFDIO_REGISTER, &uffdio_register)) in userfaultfd_zeropage_test()
1192 uffdio_register.mode, uffdio_register.ioctls); in userfaultfd_zeropage_test()
1204 struct uffdio_register uffdio_register; in userfaultfd_events_test() local
1220 uffdio_register.range.start = (unsigned long) area_dst; in userfaultfd_events_test()
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| D | hugepage-mremap.c | 62 struct uffdio_register uffdio_register; in register_region_with_uffd() local
99 uffdio_register.range.start = (unsigned long)addr; in register_region_with_uffd()
100 uffdio_register.range.len = len; in register_region_with_uffd()
101 uffdio_register.mode = UFFDIO_REGISTER_MODE_MISSING; in register_region_with_uffd()
102 if (ioctl(uffd, UFFDIO_REGISTER, &uffdio_register) == -1) { in register_region_with_uffd()
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| /Linux-v6.1/tools/testing/selftests/powerpc/tm/ |
| D | tm-signal-pagefault.c | 142 struct uffdio_register uffdio_register; in setup_uf_mem() local
177 uffdio_register.range.start = (unsigned long) uf_mem; in setup_uf_mem()
178 uffdio_register.range.len = UF_MEM_SIZE; in setup_uf_mem()
179 uffdio_register.mode = UFFDIO_REGISTER_MODE_MISSING; in setup_uf_mem()
180 if (ioctl(uffd, UFFDIO_REGISTER, &uffdio_register) == -1) { in setup_uf_mem()
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| /Linux-v6.1/tools/testing/selftests/kvm/ |
| D | demand_paging_test.c | 222 struct uffdio_register uffdio_register; in setup_demand_paging() local
251 uffdio_register.range.start = (uint64_t)hva; in setup_demand_paging()
252 uffdio_register.range.len = len; in setup_demand_paging()
253 uffdio_register.mode = uffd_mode; in setup_demand_paging()
254 ret = ioctl(uffd, UFFDIO_REGISTER, &uffdio_register); in setup_demand_paging()
256 TEST_ASSERT((uffdio_register.ioctls & expected_ioctls) == in setup_demand_paging()
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| /Linux-v6.1/fs/ |
| D | userfaultfd.c | 1273 struct uffdio_register uffdio_register; in userfaultfd_register() local
1274 struct uffdio_register __user *user_uffdio_register; in userfaultfd_register()
1281 user_uffdio_register = (struct uffdio_register __user *) arg; in userfaultfd_register()
1284 if (copy_from_user(&uffdio_register, user_uffdio_register, in userfaultfd_register()
1285 sizeof(uffdio_register)-sizeof(__u64))) in userfaultfd_register()
1289 if (!uffdio_register.mode) in userfaultfd_register()
1291 if (uffdio_register.mode & ~UFFD_API_REGISTER_MODES) in userfaultfd_register()
1294 if (uffdio_register.mode & UFFDIO_REGISTER_MODE_MISSING) in userfaultfd_register()
1296 if (uffdio_register.mode & UFFDIO_REGISTER_MODE_WP) { in userfaultfd_register()
1302 if (uffdio_register.mode & UFFDIO_REGISTER_MODE_MINOR) { in userfaultfd_register()
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| /Linux-v6.1/include/uapi/linux/ |
| D | userfaultfd.h | 80 struct uffdio_register)
230 struct uffdio_register { struct
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| /Linux-v6.1/tools/testing/selftests/bpf/prog_tests/ |
| D | bpf_mod_race.c | 89 struct uffdio_register uffd_register = {}; in test_setup_uffd()
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| /Linux-v6.1/Documentation/admin-guide/mm/ |
| D | userfaultfd.rst | 125 uffdio_register structure accordingly. The ``uffdio_register.mode``
128 ``uffdio_register.ioctls`` bitmask of ioctls that are suitable to resolve
133 Userland can use the ``uffdio_register.ioctls`` to manage the virtual
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