From: DaanDeMeyer <daan.j.demeyer@gmail.com>
Date: Sat, 27 Dec 2025 12:21:06 +0000 (+0100)
Subject: docs: Add explicit reference to unprivileged userns docs of mkosi
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f3c67f7e16e23d385113461033f06e76789df1cd;p=thirdparty%2Fsystemd.git

docs: Add explicit reference to unprivileged userns docs of mkosi

Fixes #40216
---

diff --git a/docs/HACKING.md b/docs/HACKING.md
index aa226445e7b..f2c21cb16ec 100644
--- a/docs/HACKING.md
+++ b/docs/HACKING.md
@@ -36,6 +36,10 @@ or via your distribution's package manager. Note that systemd regularly adopts
 newer mkosi features that are not in an official release yet so there's a good
 chance that your distribution's packaged version of mkosi will be too old.
 
+Make sure to read the "Unprivileged User Namespaces" section in the mkosi documentation
+(run `mkosi documentation` to view the mkosi docs) and apply any necessary instructions
+to make sure unprivileged user namespaces work on your system.
+
 Then, you can build, run and test systemd executables as follows:
 
 ```sh