> The flags that DM use for udev were introduced before systemd project > even existed. We needed to introduce the DM_UDEV_DISABLE_OTHER_RULES_FLAG > to have a possibility for all the "other" (non-dm) udev rules to check > for if there's another subsystem stacking its own devices on top of DM > ones. If this is an established API that DM uses, then presumably it is documented somewhere. If a link to that documentation were provided, it would look a a whole lot less like a hack. Thanks, NeilBrown
