include/uapi/linux/userfaultfd.h

105

struct uffdio_poison)

mm/userfaultfd.c

4146

struct uffdio_poison uffdio_poison;

mm/userfaultfd.c

4147

struct uffdio_poison __user *user_uffdio_poison;

mm/userfaultfd.c

4150

user_uffdio_poison = (struct uffdio_poison __user *)arg;

mm/userfaultfd.c

4160

if (copy_from_user(&uffdio_poison, user_uffdio_poison,

mm/userfaultfd.c

4162

sizeof(uffdio_poison) - (sizeof(__s64))))

mm/userfaultfd.c

4165

ret = validate_range(ctx->mm, uffdio_poison.range.start,

mm/userfaultfd.c

4166

uffdio_poison.range.len);

mm/userfaultfd.c

4171

if (uffdio_poison.mode & ~UFFDIO_POISON_MODE_DONTWAKE)

mm/userfaultfd.c

4175

ret = mfill_atomic_poison(ctx, uffdio_poison.range.start,

mm/userfaultfd.c

4176

uffdio_poison.range.len, 0);

mm/userfaultfd.c

4190

if (!(uffdio_poison.mode & UFFDIO_POISON_MODE_DONTWAKE)) {

mm/userfaultfd.c

4191

range.start = uffdio_poison.range.start;

mm/userfaultfd.c

4194

ret = range.len == uffdio_poison.range.len ? 0 : -EAGAIN;

tools/include/uapi/linux/userfaultfd.h

105

struct uffdio_poison)

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

956

struct uffdio_poison uffdio_poison = { 0 };

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

960

uffdio_poison.range.start = (unsigned long) gopts->area_dst + offset;

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

961

uffdio_poison.range.len = gopts->page_size;

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

962

uffdio_poison.mode = 0;

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

963

ret = ioctl(gopts->uffd, UFFDIO_POISON, &uffdio_poison);

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

964

res = uffdio_poison.updated;