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authorChangbin Du <changbin.du@gmail.com>2019-05-08 15:21:41 (GMT)
committerJonathan Corbet <corbet@lwn.net>2019-05-08 20:34:12 (GMT)
commite115fb4bd2667754135d0436b6419fb171e9ea4a (patch)
treec8104f3f386eea384f8a79617e7358b5f5fbdb20 /Documentation/x86
parentbdde117ffed2625389787f82fc92724b486ce976 (diff)
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Documentation: x86: convert x86_64/machinecheck to reST
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 <changbin.du@gmail.com> Reviewed-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Diffstat (limited to 'Documentation/x86')
-rw-r--r--Documentation/x86/x86_64/index.rst1
-rw-r--r--Documentation/x86/x86_64/machinecheck.rst (renamed from Documentation/x86/x86_64/machinecheck)12
2 files changed, 8 insertions, 5 deletions
diff --git a/Documentation/x86/x86_64/index.rst b/Documentation/x86/x86_64/index.rst
index c04b6eab..d6eaaa5 100644
--- a/Documentation/x86/x86_64/index.rst
+++ b/Documentation/x86/x86_64/index.rst
@@ -13,3 +13,4 @@ x86_64 Support
5level-paging
fake-numa-for-cpusets
cpu-hotplug-spec
+ machinecheck
diff --git a/Documentation/x86/x86_64/machinecheck b/Documentation/x86/x86_64/machinecheck.rst
index d0648a7..e189168 100644
--- a/Documentation/x86/x86_64/machinecheck
+++ b/Documentation/x86/x86_64/machinecheck.rst
@@ -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
@@ -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.