1 - detect uevent loops !!!
5 - udev_enumerate_add_match_subsystem(enum, "input");
6 udev_enumerate_add_match_sysname(enum, "event*");
7 udev_enumerate_add_match_children(input_dev);
8 udev_enumerate_scan_devices(enum);
10 - monitor: use clock MONOTONIC
12 - libudev: return proper errno or set errno
14 - move ctrl.c from libudev/ to udev/
20 - /run/udev/control socket
21 (add ConditionVirtualization=!pidns)
23 - kill rules_generator:
24 - no longer rename netifs in kernel namespace
25 - drop persistent optical names
26 - do not create rules on-the-fly, require explicit configuration
27 for netifs and optical drives
28 - properly document what system management needs to put
33 - remove deprecated trigger --type=failed logic
35 - remove deprecated BUS=, SYSFS{}=, ID= keys