<listitem><para>Perform encryption using the same cpu that IO was submitted on. The default is to use
an unbound workqueue so that encryption work is automatically balanced between available CPUs.</para>
+
<para>This requires kernel 4.0 or newer.</para>
</listitem>
</varlistentry>
<term><option>submit-from-crypt-cpus</option></term>
<listitem><para>Disable offloading writes to a separate thread after encryption. There are some
- situations where offloading write bios from the encryption threads to a single thread degrades
- performance significantly. The default is to offload write bios to the same thread because it benefits
- CFQ to have writes submitted using the same context.</para>
+ situations where offloading write requests from the encryption threads to a dedicated thread degrades
+ performance significantly. The default is to offload write requests to a dedicated thread because it
+ benefits the CFQ scheduler to have writes submitted using the same context.</para>
+
<para>This requires kernel 4.0 or newer.</para>
</listitem>
</varlistentry>
<para>The PKCS#11 logic allows hooking up any compatible security token that is capable of storing RSA
decryption keys. Here's an example how to set up a Yubikey security token for this purpose, using
- <command>ykman</command> from the yubikey-manager project:</para>
+ <citerefentry project='debian'><refentrytitle>ykmap</refentrytitle><manvolnum>1</manvolnum></citerefentry>
+ from the yubikey-manager project:</para>
<programlisting><xi:include href="yubikey-crypttab.sh" parse="text" /></programlisting>