units: switch udev service to use PrivateMounts=yes

Given that PrivateMounts=yes is the "successor" to MountFlags=slave in
unit files, let's make use of it for udevd.

diff --git a/units/systemd-udevd.service.in b/units/systemd-udevd.service.in
index 8557522e7b818204b6eed5dfd5543f4d72c1cfa3..2b9fa69d9b1f530abef7115d4673c78950cc0e18 100644 (file)
--- a/units/systemd-udevd.service.in
+++ b/units/systemd-udevd.service.in
@@ -25,7 +25,7 @@ ExecStart=@rootlibexecdir@/systemd-udevd
 KillMode=mixed
 WatchdogSec=3min
 TasksMax=infinity
-MountFlags=slave
+PrivateMounts=yes
 MemoryDenyWriteExecute=yes
 RestrictRealtime=yes
 RestrictAddressFamilies=AF_UNIX AF_NETLINK AF_INET AF_INET6