From 68d58f38693e586b5ce5785274f8e42a79625196 Mon Sep 17 00:00:00 2001
From: Lennart Poettering <lennart@poettering.net>
Date: Tue, 26 Nov 2019 09:46:00 +0100
Subject: pid1: add new kernel cmdline arg systemd.cpu_affinity=

Let's allow configuration of the CPU affinity via the kernel cmdline,
overriding CPUAffinity= in /etc/systemd/system.conf

Prompted by:

https://lists.freedesktop.org/archives/systemd-devel/2019-November/043754.html
---
 man/kernel-command-line.xml | 11 +++++++++++
 1 file changed, 11 insertions(+)

(limited to 'man/kernel-command-line.xml')

diff --git a/man/kernel-command-line.xml b/man/kernel-command-line.xml
index 848f5ec443..40a2321860 100644
--- a/man/kernel-command-line.xml
+++ b/man/kernel-command-line.xml
@@ -393,6 +393,17 @@
         </listitem>
       </varlistentry>
 
+      <varlistentry>
+        <term><varname>systemd.cpu_affinity=</varname></term>
+
+        <listitem>
+          <para>Overrides the CPU affinity mask for the service manager and the default for all child
+          processes it forks. This takes precedence over <varname>CPUAffinity=</varname>, see
+          <citerefentry><refentrytitle>systemd-system.conf</refentrytitle><manvolnum>5</manvolnum></citerefentry>
+          for details.</para>
+        </listitem>
+      </varlistentry>
+
       <varlistentry>
         <term><varname>modules_load=</varname></term>
         <term><varname>rd.modules_load=</varname></term>
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