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authorMauro Carvalho Chehab <mchehab+huawei@kernel.org>2021-09-27 15:59:38 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-09-28 12:48:15 +0200
commite95d6d8b0147229ee6a52f1dc0bef41d4017b2c2 (patch)
treee3d8e6807f775168af2f702c996eac06b35fd644
parent405ea445781ac27c7bb68bb27eec6086db7922c1 (diff)
downloadlinux-e95d6d8b0147229ee6a52f1dc0bef41d4017b2c2.tar.bz2
ABI: sysfs-devices: add /dev ABI
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@kernel.org> Link: https://lore.kernel.org/r/bef678e68d1ac8ac504ed6e09f22105b787c877c.1632750608.git.mchehab+huawei@kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--Documentation/ABI/stable/sysfs-devices7
1 files changed, 7 insertions, 0 deletions
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@vger.kernel.org>
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@linuxfoundation.org>
+Description:
+ Major and minor numbers of the character device corresponding
+ to the device (in <major>:<minor> format).