1 .. SPDX-License-Identifier: GPL-2.0+ 1 .. SPDX-License-Identifier: GPL-2.0+
2 2
3 ================================ 3 ================================
4 Documentation for /proc/sys/abi/ 4 Documentation for /proc/sys/abi/
5 ================================ 5 ================================
6 6
7 .. See scripts/check-sysctl-docs to keep this 7 .. See scripts/check-sysctl-docs to keep this up to date:
8 .. scripts/check-sysctl-docs -vtable="abi" \ 8 .. scripts/check-sysctl-docs -vtable="abi" \
9 .. Documentation/admin-guide/sysctl/ab 9 .. Documentation/admin-guide/sysctl/abi.rst \
10 .. $(git grep -l register_sysctl_) 10 .. $(git grep -l register_sysctl_)
11 11
12 Copyright (c) 2020, Stephen Kitt 12 Copyright (c) 2020, Stephen Kitt
13 13
14 For general info, see Documentation/admin-guid 14 For general info, see Documentation/admin-guide/sysctl/index.rst.
15 15
16 ---------------------------------------------- 16 ------------------------------------------------------------------------------
17 17
18 The files in ``/proc/sys/abi`` can be used to 18 The files in ``/proc/sys/abi`` can be used to see and modify
19 ABI-related settings. 19 ABI-related settings.
20 20
21 Currently, these files might (depending on you 21 Currently, these files might (depending on your configuration)
22 show up in ``/proc/sys/kernel``: 22 show up in ``/proc/sys/kernel``:
23 23
24 .. contents:: :local: 24 .. contents:: :local:
25 25
26 vsyscall32 (x86) 26 vsyscall32 (x86)
27 ================ 27 ================
28 28
29 Determines whether the kernels maps a vDSO pag 29 Determines whether the kernels maps a vDSO page into 32-bit processes;
30 can be set to 1 to enable, or 0 to disable. De 30 can be set to 1 to enable, or 0 to disable. Defaults to enabled if
31 ``CONFIG_COMPAT_VDSO`` is set, disabled otherw 31 ``CONFIG_COMPAT_VDSO`` is set, disabled otherwise.
32 32
33 This controls the same setting as the ``vdso32 33 This controls the same setting as the ``vdso32`` kernel boot
34 parameter. 34 parameter.
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