units: also whitelist "blkext" block devices for nspawn service

/dev/loop*p* block devices are of the "blkext" subsystem, not of loop,
hence whitelist this too.

Fixes #1446

diff --git a/units/systemd-nspawn@.service.in b/units/systemd-nspawn@.service.in
index 03349931d9d81e5d05768b2708084b778f1c1888..2e79adff447be4651adf338f56dc3a94f695ab6e 100644 (file)
--- a/units/systemd-nspawn@.service.in
+++ b/units/systemd-nspawn@.service.in
@@ -39,6 +39,7 @@ DeviceAllow=char-pts rw
 # implement the --image= option. Add these here, too.
 DeviceAllow=/dev/loop-control rw
 DeviceAllow=block-loop rw
+DeviceAllow=block-blkext rw
 
 [Install]
 WantedBy=machines.target