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-rw-r--r--man/systemd.conf.xml15
1 files changed, 14 insertions, 1 deletions
diff --git a/man/systemd.conf.xml b/man/systemd.conf.xml
index a6be932c73..da3c7f7789 100644
--- a/man/systemd.conf.xml
+++ b/man/systemd.conf.xml
@@ -134,7 +134,20 @@
'cpu,cpuacct'. Pass an empty string to
ensure that systemd mounts all
controllers in separate
- hierarchies.</para></listitem>
+ hierarchies.</para>
+
+ <para>Note that this option is only
+ applied once, at very early boot. If
+ you use an initial RAM disk (initrd)
+ that uses systemd it might hence be
+ necessary to rebuild the initrd if
+ this option is changed, and make sure
+ the new configuration file is included
+ in it. Otherwise the initrd might
+ mount the controllers in different
+ configuration than intended, and the
+ main system cannot remount them
+ anymore.</para></listitem>
</varlistentry>
<varlistentry>