man: mention "wheel" and "adm" in journalctl(1)

https://bugs.freedesktop.org/show_bug.cgi?id=70866

diff --git a/man/journalctl.xml b/man/journalctl.xml
index 7b9f9b8a56463e0f510db5e68d4ee47e59979f4c..770cf9bb29abeddb9f3fbd23aee47be6d8225026 100644 (file)
--- a/man/journalctl.xml
+++ b/man/journalctl.xml
@@ -110,9 +110,14 @@
 
       <para>All users are granted access to their private per-user
       journals. However, by default, only root and users who are
-      members of the <literal>systemd-journal</literal> group get
-      access to the system journal and the journals of other
-      users.</para>
+      members of a few special groups are granted access to the system
+      journal and the journals of other users. Members of the the
+      <literal>systemd-journal</literal>, <literal>adm</literal>, and
+      <literal>wheel</literal> groups can read all journal files. Note
+      that the two latter groups traditionally have additional
+      privileges specified by the distribution. Members of the
+      <literal>wheel</literal> group can often perform administrative
+      tasks.</para>
 
       <para>The output is paged through <command>less</command> by
       default, and long lines are "truncated" to screen width. The