systemd: add machine-id to conffiles

If / is mounted read-write machine-id will be overwritten on first boot.
This change ensures that the machine-id file persists across package
upgrades to systemd.

(From OE-Core rev: a25335967ac4aa62d77e862b4b80fed293eba0ad)

Signed-off-by: Dan McGregor <dan.mcgregor@usask.ca>
Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 2 insertions, 1 deletions

diff --git a/meta/recipes-core/systemd/systemd_225.bb b/meta/recipes-core/systemd/systemd_225.bb
index 0b54ac86f9..6393ca0fef 100644
--- a/meta/recipes-core/systemd/systemd_225.bb
+++ b/meta/recipes-core/systemd/systemd_225.bb
@@ -270,7 +270,8 @@ RRECOMMENDS_${PN}-binfmt = "kernel-module-binfmt-misc"
 
 RRECOMMENDS_${PN}-vconsole-setup = "kbd kbd-consolefonts kbd-keymaps"
 
-CONFFILES_${PN} = "${sysconfdir}/systemd/journald.conf \
+CONFFILES_${PN} = "${sysconfdir}/machine-id \
+                ${sysconfdir}/systemd/journald.conf \
                 ${sysconfdir}/systemd/logind.conf \
                 ${sysconfdir}/systemd/system.conf \
                 ${sysconfdir}/systemd/user.conf"