userfaultfd_remove   69 include/linux/userfaultfd_k.h extern bool userfaultfd_remove(struct vm_area_struct *vma,
userfaultfd_remove  769 mm/madvise.c   	if (!userfaultfd_remove(vma, start, end)) {
userfaultfd_remove  852 mm/madvise.c   	if (userfaultfd_remove(vma, start, end)) {