From: Karl O. Pinc <kop@meme.com>
Date: Wed, 2 Jul 2008 08:20:58 +0000 (+0200)
Subject: man: clarify $attr{} parent searching
X-Git-Tag: 174~1675
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=01e8dd08ef317175d8299ef4cbe24802de80770a;p=systemd

man: clarify $attr{} parent searching
---

diff --git a/udev.7 b/udev.7
index b27b65c3..e7de82ea 100644
--- a/udev.7
+++ b/udev.7
@@ -357,7 +357,7 @@ and
 .PP
 \fB$attr{\fR\fB\fIfile\fR\fR\fB}\fR, \fB%s{\fR\fB\fIfile\fR\fR\fB}\fR
 .RS 4
-The value of a sysfs attribute found at the device, where all keys of the rule have matched\. If the matching device does not have such an attribute, all devices along the chain of parents are searched for a matching attribute\. If the attribute is a symlink, the last element of the symlink target is returned as the value\.
+The value of a sysfs attribute found at the device, where all keys of the rule have matched\. If the matching device does not have such an attribute, follow the chain of parent devices and use the value of the first attribute that matches\. If the attribute is a symlink, the last element of the symlink target is returned as the value\.
 .RE
 .PP
 \fB$env{\fR\fB\fIkey\fR\fR\fB}\fR, \fB%E{\fR\fB\fIkey\fR\fR\fB}\fR
diff --git a/udev.xml b/udev.xml
index 5eff452b..7fefe48a 100644
--- a/udev.xml
+++ b/udev.xml
@@ -522,8 +522,8 @@
               <listitem>
                 <para>The value of a sysfs attribute found at the device, where
                 all keys of the rule have matched. If the matching device does not have
-                such an attribute, all devices along the chain of parents are searched
-                for a matching attribute.
+                such an attribute, follow the chain of parent devices and use the value
+                of the first attribute that matches.
                 If the attribute is a symlink, the last element of the symlink target is
                 returned as the value.</para>
               </listitem>