Re: [PATCH RFC] char/tty_io: fix legacy pty name when more than 256pty devices are requested
From: H. Peter Anvin
Date: Thu Sep 10 2009 - 01:38:23 EST
On 09/09/2009 09:13 PM, Mauro Carvalho Chehab wrote:
> Em Tue, 08 Sep 2009 21:46:01 -0700
> "H. Peter Anvin" <hpa@xxxxxxxxx> escreveu:
>
>> Actually it's [7:4][*:8][3:0]. It was the easiest way to get backwards
>> compatibility, since it allowed for the use of s[n]printf(). It's not
>> by any means the only possibility, but I think the easiest one to describe.
>>
>>> From one side, I liked the idea of not having any arbitrary maximum limit, but
>>> from other side, It seems easier to implement than to describe it in English,
>>> at devices.txt. Maybe the solution is to explain it by examples.
>>>
>>> Also, if we look at the current device designation, we already have some rule
>>> changes.
>>
>> That doesn't mean it's a good idea.
>
> True. Given the idea of using an unique algorithm to populate the namespace, I agree
> that your proposal is a good alternative.
>
> I just sent the patch with the feedbacks I had. I tried to do my best to describe it in
> simple yet precise terms at devices.txt.
>
Looks good, except:
s/nibble/nybble/
"nybble" is to "nibble" what "byte" is to "bite".
-hpa
--
H. Peter Anvin, Intel Open Source Technology Center
I work for Intel. I don't speak on their behalf.
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