...hg - huge page advise flag nh - no-huge page advise flag mg - mergeable advise flag um - userfaultfd missing pages tracking (since Linux 4.3) uw - userfaultfd wprotect pages tra…...this file takes effect whenever an application requests memory. /proc/sys/vm/unprivileged_userfaultfd (since Linux 5.2) This (writable) file exposes a flag that controls whether…...(since Linux 3.11) Zero 57 (since Linux 5.14) If set, the page is write-protected through userfaultfd (2). 56 (since Linux 4.2) The page is exclusively mapped. 55 (since Linux 3…...eventfd (2), inotify_init (2), perf_event_open (2), signalfd (2), timerfd_create (2), and userfaultfd (2)), the entry will be a symbolic link with contents of the form anon_inod…