On Thu, 23 Jul 2009 10:44:13 -0400 (EDT) Alan Stern <stern@xxxxxxxxxxxxxxxxxxx> wrote: > On Thu, 23 Jul 2009, Andrew Morton wrote: > > > (cc linux-usb) > > > > On Sat, 18 Jul 2009 22:04:57 +0200 Ferenc Wagner <wferi@xxxxxxx> wrote: > > > > > Hi, > > > > > > Since upgrading to 2.6.31-rc3 from 2.6.30, my ttyUSB device number > > > keeps increasing on each replug. Output of udevadm monitor: > ... > > > Dmesg is available at http://pastebin.com/d516e3e00. > > > > Can anyone say whether this is expected behaviour? > > It depends on whether a program is still holding the old device file > open when the replug occurs. But this is new behaviour in 2.6.31-rcX. Was something changed in this area? > > Does it actually cause any observeable problems? I expect things will > > get ugly once it runs out of range. > > The numbers will get reused after the corresponding device files are > closed. > > For further discussion, see this thread: > > http://marc.info/?t=124828810800002&r=1&w=2 > > Alan Stern -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html