From: Yu Watanabe <watanabe.yu+github@gmail.com>
Date: Mon, 7 Apr 2025 08:31:05 +0000 (+0900)
Subject: units: stop systemd-udevd before soft-reboot
X-Git-Tag: v258-rc1~750^2~1
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=0d1819e791a97367c2c0cead738111cfcc1e7491;p=thirdparty%2Fsystemd.git

units: stop systemd-udevd before soft-reboot

Otherwise, queued uevents may be lost on soft-reboot.

Similar to f89985ca494b79b2beed47e1f10d46ef2d59ce3e, but for
systemd-udevd.
---

diff --git a/units/systemd-udevd.service.in b/units/systemd-udevd.service.in
index 8e343ef836a..ef604e92157 100644
--- a/units/systemd-udevd.service.in
+++ b/units/systemd-udevd.service.in
@@ -16,6 +16,14 @@ Before=sysinit.target
 Wants=systemd-udev-load-credentials.service
 ConditionPathIsReadWrite=/sys
 
+# To avoid systemd-udevd being SIGKILLed during a soft reboot,
+# and causing queued uevents to be lost.
+# Note, typically soft-reboot.target will be never reached,
+# and systemd-soft-reboot.service will trigger soft-reboot.
+# Hence, this must be stopped before systemd-soft-reboot.service.
+Before=soft-reboot.target systemd-soft-reboot.service
+Conflicts=soft-reboot.target
+
 [Service]
 CapabilityBoundingSet=~CAP_SYS_TIME CAP_WAKE_ALARM
 Delegate=pids