Commit 1b8e4091 authored by wangfushuai's avatar wangfushuai Committed by Andrew Morton
Browse files

docs: proc: update VmFlags documentation in smaps 

Remove outdated VM_DENYWRITE("dw") reference and add missing
VM_LOCKONFAULT("lf") and VM_UFFD_MINOR("ui") flags.

[akpm@linux-foundation.org: add "dp" (VM_DROPPABLE), per Tal]
Link: https://lkml.kernel.org/r/20250607153614.81914-1-wangfushuai@baidu.com


Signed-off-by: default avatarwangfushuai <wangfushuai@baidu.com>
Cc: Andrii Nakryiko <andrii@kernel.org>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: David Hildenbrand <david@redhat.com>
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: Mariano Pache <npache@redhat.com>
Cc: xu xin <xu.xin16@zte.com.cn>
Cc: Tal Zussman <tz2294@columbia.edu>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
parent 331843c8

Documentation/filesystems/proc.rst

+3 −1
Original line number Diff line number Diff line
@@ -584,7 +584,6 @@ encoded manner. The codes are the following: 
    ms    may share

    gd    stack segment growns down

    pf    pure PFN range

    dw    disabled write to the mapped file

    lo    pages are locked in memory

    io    memory mapped I/O area

    sr    sequential read advise provided
@@ -607,8 +606,11 @@ encoded manner. The codes are the following: 
    mt    arm64 MTE allocation tags are enabled

    um    userfaultfd missing tracking

    uw    userfaultfd wr-protect tracking

    ui    userfaultfd minor fault

    ss    shadow/guarded control stack page

    sl    sealed

    lf    lock on fault pages

    dp    always lazily freeable mapping

    ==    =======================================



Note that there is no guarantee that every flag and associated mnemonic will