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-rw-r--r--man/udevadm.xml49
1 files changed, 33 insertions, 16 deletions
diff --git a/man/udevadm.xml b/man/udevadm.xml
index b959216d90..a1ffe4219c 100644
--- a/man/udevadm.xml
+++ b/man/udevadm.xml
@@ -61,9 +61,10 @@
</refsynopsisdiv>
<refsect1><title>Description</title>
- <para>udevadm expects a command and command specific options. It
- controls the runtime behavior of udev, requests kernel events,
- manages the event queue, and provides simple debugging mechanisms.</para>
+ <para><command>udevadm</command> expects a command and command
+ specific options. It controls the runtime behavior of
+ <command>systemd-udevd</command>, requests kernel events, manages
+ the event queue, and provides simple debugging mechanisms.</para>
</refsect1>
<refsect1><title>OPTIONS</title>
@@ -97,23 +98,37 @@
<varlistentry>
<term><option>--query=<replaceable>type</replaceable></option></term>
<listitem>
- <para>Query the database for specified type of device data. It needs the
- <option>--path</option> or <option>--name</option> to identify the specified
- device. Valid queries are:
- <command>name</command>, <command>symlink</command>, <command>path</command>,
- <command>property</command>, <command>all</command>.</para>
+ <para>Query the database for specified type of device
+ data. It needs the <option>--path</option> or
+ <option>--name</option> to identify the specified
+ device. Valid queries are: <constant>name</constant>,
+ <constant>symlink</constant>, <constant>path</constant>,
+ <constant>property</constant>,
+ <constant>all</constant>.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>--path=<replaceable>devpath</replaceable></option></term>
<listitem>
- <para>The devpath of the device to query.</para>
+ <para>The <filename>/sys</filename> path of the device to
+ query, e.g.
+ <filename><optional>/sys</optional>/class/block/sda</filename>.
+ Note that this option usually isn't very useful, since
+ <command>udev</command> can guess the type of the
+ argument, so <command>udevadm
+ --devpath=/class/block/sda</command> is equivalent to
+ <command>udevadm /sys/class/block/sda</command>.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>--name=<replaceable>file</replaceable></option></term>
<listitem>
- <para>The name of the device node or a symlink to query</para>
+ <para>The name of the device node or a symlink to query,
+ e.g. <filename><optional>/dev</optional>/sda</filename>.
+ Note that this option usually isn't very useful, since
+ <command>udev</command> can guess the type of the
+ argument, so <command>udevadm --name=sda</command> is
+ equivalent to <command>udevadm /dev/sda</command>.</para>
</listitem>
</varlistentry>
<varlistentry>
@@ -462,13 +477,15 @@
</listitem>
</varlistentry>
<varlistentry>
- <term><option>--resolve-names=<replaceable>early|late|never</replaceable></option></term>
+ <term><option>--resolve-names=<constant>early</constant>|<constant>late</constant>|<constant>never</constant></option></term>
<listitem>
- <para>Specify when udevadm should resolve names of users and groups.
- When set to early (the default) names will be resolved when the
- rules are parsed. When set to late names will be resolved for
- every event. When set to never names will never be resolved and
- all devices will be owned by root.</para>
+ <para>Specify when udevadm should resolve names of users
+ and groups. When set to <constant>early</constant> (the
+ default) names will be resolved when the rules are
+ parsed. When set to <constant>late</constant> names will
+ be resolved for every event. When set to
+ <constant>never</constant> names will never be resolved
+ and all devices will be owned by root.</para>
</listitem>
</varlistentry>
<varlistentry>