linux-kernel - [PATCH] nfit: Document sysfs interface dirty

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Date:   Wed, 30 Jan 2019 20:35:32 +0000
From:   Dexuan Cui <decui@...rosoft.com>
To:     Dan Williams <dan.j.williams@...el.com>,
        Ross Zwisler <zwisler@...nel.org>,
        Vishal Verma <vishal.l.verma@...el.com>,
        Dave Jiang <dave.jiang@...el.com>,
        "Rafael J. Wysocki" <rjw@...ysocki.net>,
        Len Brown <lenb@...nel.org>,
        "linux-nvdimm@...ts.01.org" <linux-nvdimm@...ts.01.org>,
        "linux-acpi@...r.kernel.org" <linux-acpi@...r.kernel.org>,
        Greg KH <gregkh@...uxfoundation.org>
CC:     Josh Poulson <jopoulso@...rosoft.com>,
        Stephen Hemminger <sthemmin@...rosoft.com>,
        Haiyang Zhang <haiyangz@...rosoft.com>,
        "driverdev-devel@...uxdriverproject.org" 
        <driverdev-devel@...uxdriverproject.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Michael Kelley <mikelley@...rosoft.com>,
        Sasha Levin <Alexander.Levin@...rosoft.com>,
        KY Srinivasan <kys@...rosoft.com>
Subject: [PATCH] nfit: Document sysfs interface dirty_shutdown


The new sysfs node was added in Sep 2018 in:
commit 0ead11181fe0 ("acpi, nfit: Collect shutdown status")

Now let's document it.

Signed-off-by: Dexuan Cui <decui@...rosoft.com>
---
 Documentation/ABI/testing/sysfs-bus-nfit | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/Documentation/ABI/testing/sysfs-bus-nfit b/Documentation/ABI/testing/sysfs-bus-nfit
index a1cb44dcb908..bd6cde8c0ea9 100644
--- a/Documentation/ABI/testing/sysfs-bus-nfit
+++ b/Documentation/ABI/testing/sysfs-bus-nfit
@@ -153,6 +153,14 @@ Description:
 		subsystem controller vendor.
 
 
+What:		/sys/bus/nd/devices/nmemX/nfit/dirty_shutdown
+Date:		Sep, 2018
+KernelVersion:	v4.20
+Contact:	linux-nvdimm@...ts.01.org
+Description:
+		(RO) Unsafe Shutdown Count for the NVDIMM device.
+
+
 What:		/sys/bus/nd/devices/ndbusX/nfit/revision
 Date:		Jun, 2015
 KernelVersion:	v4.2
-- 
2.19.1