On 05.06.2015 14:14, Jean-Christian de Rivaz wrote: > Le 05. 06. 15 13:18, Aleksander Morgado a écrit : >> On Tue, May 26, 2015 at 12:19 AM, Jean-Christian de Rivaz <j...@eclis.ch> >> wrote: >>> I have a system where the modem have multiple /dev/ttyACMx ports where x is >>> not constant because of the dynamic nature of others serial devices. >> It may be worth noting that a very similar issue with the one faced >> here is the one with network interface names, where interface names >> were created as kernel drivers probed the different interfaces, ending >> up with "eth0", "eth1" and so on. Then, there would be network >> interface configurations for each network interface based on the name, >> but no one really ensured that the name was the same upon reboots. The >> solution provided by systemd to ensure that the proper configuration >> is applied always to the proper interface is to make the device names >> "predictable", see: >> http://www.freedesktop.org/wiki/Software/systemd/PredictableNetworkInterfaceNames/ >> >> This solution avoids the need of any other udev rules to e.g. create >> network interface names containing the device MAC address or what not. >> >> I'm wondering whether the same could be applied not only to network >> interfaces, but also to ttyACMs, ttyUSBs and cdc-wdms, and end up >> having predictable tty names like e.g. /dev/ttyACMp0s20u4i0. Sure, >> those names are a nightmare to type, but they are predictable (e.g. in >> this case by including the physical location of the connector of the >> hardware). >> > > This would be a wonderful solution. The only problem is when will this > feature be available in a stable Linux kernel widely used by all majors > distributions? Until this dream happens (probably not before severals > years I guess), an other option must be implemented. > > Jean-Christian
Face your broadband modem, live your dreams? Kay, when this would happen - Predictable Broadband Modem Interface Names? _______________________________________________ systemd-devel mailing list systemd-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/systemd-devel