From: Andries.Brouwer@cwi.nl
To: R.E.Wolff@bitwizard.nl, alan@lxorguk.ukuu.org.uk
Cc: aqchen@us.ibm.com, linux-kernel@vger.kernel.org, torvalds@transmeta.com
Subject: Re: Minor numbers
Date: Mon, 14 May 2001 18:53:05 +0200 (MET DST) [thread overview]
Message-ID: <UTC200105141653.SAA09595.aeb@vlet.cwi.nl> (raw)
>>> 20:12 is more common
>> Which is major, which is minor?
> 20bit major
That is not more common. Around us we see major:minor splits
8:24, 12:20, 14:18. If we want to use NFSv3 and communicate
with all these systems we would do wise to use 32:32.
[Reminds me of a discussion that ended unfinished.
Stage 1: "64 bits? Never in hell!"
Answer 1: These 64 bits do not make the kernel slow.
Indeed, the kernel uses a 32-bit pointer.
Stage 2: "but I am on a holy crusade"
Answer 2: These bits are not about bloat but about the width of
the communication channel between user space and filesystem.
Stage 3: <silence so far>
Wonder whether Linus still objects. Let me cc him.]
Andries
next reply other threads:[~2001-05-14 16:53 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-05-14 16:53 Andries.Brouwer [this message]
2001-05-14 16:57 ` Minor numbers Alan Cox
-- strict thread matches above, loose matches on Subject: below --
2002-11-01 15:40 Minor Numbers sah
2001-05-14 21:05 Minor numbers Andries.Brouwer
2001-05-14 18:09 Andries.Brouwer
2001-05-14 20:06 ` Alan Cox
2001-05-14 17:05 Andries.Brouwer
2001-05-14 17:04 ` Alan Cox
2001-05-14 1:28 Alex Q Chen
2001-05-14 8:22 ` Alan Cox
2001-05-14 13:02 ` Rogier Wolff
2001-05-14 14:57 ` Alan Cox
2001-05-14 16:02 ` H. Peter Anvin
2001-05-14 17:13 ` Joel Becker
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