On Sat, 17.01.15 17:03, Zbigniew Jędrzejewski-Szmek (zbyszek@xxxxxxxxx) wrote: > On Sat, Jan 17, 2015 at 09:44:00AM +0100, Hans de Goede wrote: > > We would like > > udev to emit a signal (ABI to be discussed) when it is done > > trying to load modules for everything which was already enumerated > > when it starts, iow when there are no new device events pending > > anymore when udev does its initial hotplug replay. > I think you can just create a unit like: > > # disable-new-hardware.service > [Unit] > After=systemd-udev-settle.service systemd-modules-load.service > Wants=systemd-udev-settle.service > > [Service] > Type=oneshot > RemainAfterExit=yes > ExecStart=/usr/local/bin/ping-the-kernel > > > So the question to you is would you be willing to include such > > functionality in udev? > I don't think udevd has enough knowledge. But a systemd unit like > the one above should work. To clarify this: if people do this, then this pulls in systemd-udev-settle.service, which slows down boot. Every service that does that is hence a majour source of slowness. It's a hack to use this, not a solution. Lennart -- Lennart Poettering, Red Hat -- To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html