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