mdev: provide $SUBSYSTEM (by Vladimir)

function                                             old     new   delta
make_device                                         1265    1340     +75
dirAction                                             14      60     +46
mdev_main                                            676     695     +19
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(add/remove: 0/0 grow/shrink: 3/0 up/down: 140/0)             Total: 140 bytes

1 file changed