linux-kernel - [PATCH 2/2] ABI: sys-mce: add 3 missing files

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Message-Id: <e46325fc8151eba33924483413581cb3df47bf4b.1632844726.git.mchehab+huawei@kernel.org>
Date:   Tue, 28 Sep 2021 18:02:03 +0200
From:   Mauro Carvalho Chehab <mchehab+huawei@...nel.org>
To:     Linux Doc Mailing List <linux-doc@...r.kernel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     Mauro Carvalho Chehab <mchehab+huawei@...nel.org>,
        "Borislav Petkov" <bp@...en8.de>, Andi Kleen <ak@...ux.intel.com>,
        Hidetoshi Seto <seto.hidetoshi@...fujitsu.com>,
        "Jonathan Corbet" <corbet@....net>, linux-kernel@...r.kernel.org
Subject: [PATCH 2/2] ABI: sys-mce: add 3 missing files

Changeset 62fdac5913f7 ("x86, mce: Add boot options for corrected errors")
added three more MCE files that are also exposed currently via
sysfs.

Document them.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@...nel.org>
---

To mailbombing on a large number of people, only mailing lists were C/C on the cover.
See [PATCH 0/2] at: https://lore.kernel.org/all/cover.1632844726.git.mchehab+huawei@kernel.org/

 Documentation/ABI/testing/sysfs-mce | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/Documentation/ABI/testing/sysfs-mce b/Documentation/ABI/testing/sysfs-mce
index d0f5095da08b..5461ca8cc5f0 100644
--- a/Documentation/ABI/testing/sysfs-mce
+++ b/Documentation/ABI/testing/sysfs-mce
@@ -105,3 +105,25 @@ Description:
 
 		Unit: us
 
+What:		/sys/devices/system/machinecheck/machinecheckX/ignore_ce
+Contact:	Hidetoshi Seto <seto.hidetoshi@...fujitsu.com>
+When:		Jun 2009
+Description:
+		Disables polling and CMCI for corrected errors.
+		All corrected events are not cleared and kept in bank MSRs.
+
+What:		/sys/devices/system/machinecheck/machinecheckX/dont_log_ce
+Contact:	Hidetoshi Seto <seto.hidetoshi@...fujitsu.com>
+When:		Jun 2009
+Description:
+		Disables logging for corrected errors.
+		All reported corrected errors will be cleared silently.
+
+		This option will be useful if you never care about corrected
+		errors.
+
+What:		/sys/devices/system/machinecheck/machinecheckX/cmci_disabled
+Contact:	Hidetoshi Seto <seto.hidetoshi@...fujitsu.com>
+When:		Jun 2009
+Description:
+		Disables the CMCI feature.
-- 
2.31.1