[PATCH 05/17] ABI: sysfs-devices: add /dev ABI

From: Mauro Carvalho Chehab
Date: Mon Sep 27 2021 - 10:00:16 EST


Changeset 23681e479129 ("[PATCH] Driver core: allow struct device to have a dev_t")
added a /dev ABI for /sys/devices. Document it.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@xxxxxxxxxx>
---

See [PATCH 00/17] at: https://lore.kernel.org/all/cover.1632750608.git.mchehab+huawei@xxxxxxxxxx/

Documentation/ABI/stable/sysfs-devices | 7 +++++++
1 file changed, 7 insertions(+)

diff --git a/Documentation/ABI/stable/sysfs-devices b/Documentation/ABI/stable/sysfs-devices
index 42bf1eab5677..98a8ef99ac5f 100644
--- a/Documentation/ABI/stable/sysfs-devices
+++ b/Documentation/ABI/stable/sysfs-devices
@@ -23,3 +23,10 @@ Contact: Device Tree mailing list <devicetree@xxxxxxxxxxxxxxx>
Description:
If CONFIG_OF is enabled, then this file is present. When
read, it returns full name of the device node.
+
+What: /sys/devices/*/dev
+Date: Jun 2006
+Contact: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
+Description:
+ Major and minor numbers of the character device corresponding
+ to the device (in <major>:<minor> format).
--
2.31.1