<?xml version="1.0"?>
<!--*-nxml-*-->
-<!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN" "http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd">
+<!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
+ "http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd">
<!--
SPDX-License-Identifier: LGPL-2.1+
mode.</para></listitem>
</varlistentry>
+ <varlistentry>
+ <term><option>same-cpu-crypt</option></term>
+
+ <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>
+
+ <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>
+ <para>This requires kernel 4.0 or newer.</para>
+ </listitem>
+ </varlistentry>
+
<varlistentry>
<term><option>skip=</option></term>
option.</para></listitem>
</varlistentry>
+ <varlistentry>
+ <term><option>sector-size=</option></term>
+
+ <listitem><para>Specifies the sector size in bytes. See
+ <citerefentry project='die-net'><refentrytitle>cryptsetup</refentrytitle><manvolnum>8</manvolnum></citerefentry>
+ for possible values and the default value of this
+ option.</para></listitem>
+ </varlistentry>
+
<varlistentry>
<term><option>swap</option></term>