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Documentation: x86: convert x86_64/machinecheck to reST
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This converts the plain text documentation to reStructuredText format and
add it to Sphinx TOC tree. No essential content change.

Signed-off-by: Changbin Du <[email protected]>
Reviewed-by: Mauro Carvalho Chehab <[email protected]>
Signed-off-by: Jonathan Corbet <[email protected]>
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changbindu authored and Jonathan Corbet committed May 8, 2019
1 parent bdde117 commit e115fb4
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1 change: 1 addition & 0 deletions Documentation/x86/x86_64/index.rst
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Expand Up @@ -13,3 +13,4 @@ x86_64 Support
5level-paging
fake-numa-for-cpusets
cpu-hotplug-spec
machinecheck
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@@ -1,5 +1,8 @@
.. SPDX-License-Identifier: GPL-2.0
Configurable sysfs parameters for the x86-64 machine check code.
===============================================================
Configurable sysfs parameters for the x86-64 machine check code
===============================================================

Machine checks report internal hardware error conditions detected
by the CPU. Uncorrected errors typically cause a machine check
Expand All @@ -16,14 +19,13 @@ log then mcelog should run to collect and decode machine check entries
from /dev/mcelog. Normally mcelog should be run regularly from a cronjob.

Each CPU has a directory in /sys/devices/system/machinecheck/machinecheckN
(N = CPU number)
(N = CPU number).

The directory contains some configurable entries:

Entries:

bankNctl
(N bank number)
(N bank number)

64bit Hex bitmask enabling/disabling specific subevents for bank N
When a bit in the bitmask is zero then the respective
subevent will not be reported.
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