Symbol: UFFDIO_POISON
fs/userfaultfd.c
2073
case UFFDIO_POISON:
tools/testing/selftests/mm/uffd-unit-tests.c
1285
DEFINE_MMAP_CHANGING_TEST(poison, UFFDIO_POISON, updated)
tools/testing/selftests/mm/uffd-unit-tests.c
984
ret = ioctl(gopts->uffd, UFFDIO_POISON, &uffdio_poison);