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Linux/Documentation/admin-guide/sysctl/abi.rst

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Diff markup

Differences between /Documentation/admin-guide/sysctl/abi.rst (Version linux-6.12-rc7) and /Documentation/admin-guide/sysctl/abi.rst (Version linux-5.4.285)


  1 .. SPDX-License-Identifier: GPL-2.0+           << 
  2                                                << 
  3 ================================                    1 ================================
  4 Documentation for /proc/sys/abi/                    2 Documentation for /proc/sys/abi/
  5 ================================                    3 ================================
  6                                                     4 
  7 .. See scripts/check-sysctl-docs to keep this  !!   5 kernel version 2.6.0.test2
  8 .. scripts/check-sysctl-docs -vtable="abi" \   << 
  9 ..         Documentation/admin-guide/sysctl/ab << 
 10 ..         $(git grep -l register_sysctl_)     << 
 11                                                     6 
 12 Copyright (c) 2020, Stephen Kitt               !!   7 Copyright (c) 2003,  Fabian Frederick <ffrederick@users.sourceforge.net>
 13                                                     8 
 14 For general info, see Documentation/admin-guid !!   9 For general info: index.rst.
 15                                                    10 
 16 ----------------------------------------------     11 ------------------------------------------------------------------------------
 17                                                    12 
 18 The files in ``/proc/sys/abi`` can be used to  !!  13 This path is binary emulation relevant aka personality types aka abi.
 19 ABI-related settings.                          !!  14 When a process is executed, it's linked to an exec_domain whose
                                                   >>  15 personality is defined using values available from /proc/sys/abi.
                                                   >>  16 You can find further details about abi in include/linux/personality.h.
                                                   >>  17 
                                                   >>  18 Here are the files featuring in 2.6 kernel:
                                                   >>  19 
                                                   >>  20 - defhandler_coff
                                                   >>  21 - defhandler_elf
                                                   >>  22 - defhandler_lcall7
                                                   >>  23 - defhandler_libcso
                                                   >>  24 - fake_utsname
                                                   >>  25 - trace
                                                   >>  26 
                                                   >>  27 defhandler_coff
                                                   >>  28 ---------------
                                                   >>  29 
                                                   >>  30 defined value:
                                                   >>  31         PER_SCOSVR3::
                                                   >>  32 
                                                   >>  33                 0x0003 | STICKY_TIMEOUTS | WHOLE_SECONDS | SHORT_INODE
                                                   >>  34 
                                                   >>  35 defhandler_elf
                                                   >>  36 --------------
                                                   >>  37 
                                                   >>  38 defined value:
                                                   >>  39         PER_LINUX::
                                                   >>  40 
                                                   >>  41                 0
                                                   >>  42 
                                                   >>  43 defhandler_lcall7
                                                   >>  44 -----------------
                                                   >>  45 
                                                   >>  46 defined value :
                                                   >>  47         PER_SVR4::
                                                   >>  48 
                                                   >>  49                 0x0001 | STICKY_TIMEOUTS | MMAP_PAGE_ZERO,
                                                   >>  50 
                                                   >>  51 defhandler_libsco
                                                   >>  52 -----------------
                                                   >>  53 
                                                   >>  54 defined value:
                                                   >>  55         PER_SVR4::
 20                                                    56 
 21 Currently, these files might (depending on you !!  57                 0x0001 | STICKY_TIMEOUTS | MMAP_PAGE_ZERO,
 22 show up in ``/proc/sys/kernel``:               << 
 23                                                    58 
 24 .. contents:: :local:                          !!  59 fake_utsname
                                                   >>  60 ------------
 25                                                    61 
 26 vsyscall32 (x86)                               !!  62 Unused
 27 ================                               << 
 28                                                    63 
 29 Determines whether the kernels maps a vDSO pag !!  64 trace
 30 can be set to 1 to enable, or 0 to disable. De !!  65 -----
 31 ``CONFIG_COMPAT_VDSO`` is set, disabled otherw << 
 32                                                    66 
 33 This controls the same setting as the ``vdso32 !!  67 Unused
 34 parameter.                                     << 
                                                      

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