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-rw-r--r--gnu/system/install.scm6
-rw-r--r--gnu/system/linux-container.scm7
-rw-r--r--gnu/system/mapped-devices.scm5
3 files changed, 12 insertions, 6 deletions
diff --git a/gnu/system/install.scm b/gnu/system/install.scm
index e753463473..7fa5c15324 100644
--- a/gnu/system/install.scm
+++ b/gnu/system/install.scm
@@ -1,5 +1,5 @@
;;; GNU Guix --- Functional package management for GNU
-;;; Copyright © 2014, 2015, 2016, 2017, 2018, 2019, 2020 Ludovic Courtès <ludo@gnu.org>
+;;; Copyright © 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021 Ludovic Courtès <ludo@gnu.org>
;;; Copyright © 2015 Mark H Weaver <mhw@netris.org>
;;; Copyright © 2016 Andreas Enge <andreas@enge.fr>
;;; Copyright © 2017 Marius Bakke <mbakke@fastmail.com>
@@ -212,7 +212,9 @@ the given target.")
;; 'user-processes' doesn't depend on us. The 'user-file-systems'
;; service will unmount TARGET eventually.
(delete-file-recursively
- (string-append target #$%backing-directory))))))))
+ (string-append target #$%backing-directory))))))
+ (description "Make the store copy-on-write, with writes going to \
+the given target.")))
(define (cow-store-service)
"Return a service that makes the store copy-on-write, such that writes go to
diff --git a/gnu/system/linux-container.scm b/gnu/system/linux-container.scm
index 4a9cd0efe2..e6fd0f1315 100644
--- a/gnu/system/linux-container.scm
+++ b/gnu/system/linux-container.scm
@@ -1,6 +1,6 @@
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2015 David Thompson <davet@gnu.org>
-;;; Copyright © 2016, 2017, 2019, 2020 Ludovic Courtès <ludo@gnu.org>
+;;; Copyright © 2016, 2017, 2019, 2020, 2021 Ludovic Courtès <ludo@gnu.org>
;;; Copyright © 2019 Arun Isaac <arunisaac@systemreboot.net>
;;; Copyright © 2020 Efraim Flashner <efraim@flashner.co.il>
;;; Copyright © 2020 Google LLC
@@ -76,7 +76,10 @@ from OS that are needed on the bare metal and not in a container."
doing anything.")
(provision '(loopback networking))
(start #~(const #t))))
- #f))
+ #f
+ (description "Provide loopback and networking without actually doing
+anything. This service is used by guest systems running in containers, where
+networking support is provided by the host.")))
(define %nscd-container-caches
;; Similar to %nscd-default-caches but with smaller cache sizes. This allows
diff --git a/gnu/system/mapped-devices.scm b/gnu/system/mapped-devices.scm
index 559c27bb28..518dbc4fe8 100644
--- a/gnu/system/mapped-devices.scm
+++ b/gnu/system/mapped-devices.scm
@@ -1,5 +1,5 @@
;;; GNU Guix --- Functional package management for GNU
-;;; Copyright © 2014, 2015, 2016, 2017, 2018, 2019, 2020 Ludovic Courtès <ludo@gnu.org>
+;;; Copyright © 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021 Ludovic Courtès <ludo@gnu.org>
;;; Copyright © 2016 Andreas Enge <andreas@enge.fr>
;;; Copyright © 2017, 2018 Mark H Weaver <mhw@netris.org>
;;;
@@ -130,7 +130,8 @@ specifications to 'targets'."
(documentation "Map a device node using Linux's device mapper.")
(start #~(lambda () #$(open source targets)))
(stop #~(lambda _ (not #$(close source targets))))
- (respawn? #f))))))
+ (respawn? #f))))
+ (description "Map a device node using Linux's device mapper.")))
(define (device-mapping-service mapped-device)
"Return a service that sets up @var{mapped-device}."