diff -urNp -x '*.orig' eudev-3.2.9.org/rules/60-persistent-storage.rules eudev-3.2.9/rules/60-persistent-storage.rules
--- eudev-3.2.9.org/rules/60-persistent-storage.rules	2018-02-20 13:36:20.000000000 +0100
+++ eudev-3.2.9/rules/60-persistent-storage.rules	2021-03-21 11:36:45.105515690 +0100
@@ -9,6 +9,8 @@ ENV{UDEV_DISABLE_PERSISTENT_STORAGE_RULE
 SUBSYSTEM!="block", GOTO="persistent_storage_end"
 KERNEL!="loop*|mmcblk*[0-9]|msblk*[0-9]|mspblk*[0-9]|nvme*|sd*|sr*|vd*|xvd*|bcache*|cciss*|dasd*|ubd*|scm*|pmem*|nbd*", GOTO="persistent_storage_end"
 
+KERNEL=="ploop*", GOTO="persistent_storage_end"
+
 # ignore partitions that span the entire disk
 TEST=="whole_disk", GOTO="persistent_storage_end"