Re: [BUG] No ttyS0 - Strange udev 8250_pnp interaction

From: Kay Sievers
Date: Wed Oct 07 2009 - 17:18:32 EST


On Wed, Oct 7, 2009 at 23:10, Alan Cox <alan@xxxxxxxxxxxxxxxxxxx> wrote:
> On Wed, 7 Oct 2009 22:53:12 +0200
> Kay Sievers <kay.sievers@xxxxxxxx> wrote:
>
>> On Wed, Oct 7, 2009 at 22:31, Michael Guntsche <mike@xxxxxxxxxxxx> wrote:
>> > add   Â/module/8250_pnp (module)
>> > remove /devices/platform/serial8250/tty/ttyS0 (tty)
>> > add   Â/devices/pnp0/00:05/tty/ttyS0 (tty)
>>
>> That's pretty odd, that the loading of a module removes pre-existing
>> devices created by other code, and creates new ones with the same name
>> and major/minor.
>
> Quite normal. The serial code has always done this.

Heh, I hope you don't tell people to look at floppy.c if they want to see
something "normal". :)

Kay
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