Re: Linux 2.4.19-rc3 (hyperthreading)

From: Ingo Oeser (
Date: Thu Aug 01 2002 - 13:29:28 EST

On Wed, Jul 31, 2002 at 03:16:05PM +0100, Sam Vilain wrote:
> the exception of the O(1) scheduler, very nice). At the very least, I
> think every function should have a comment listing all of its input
> variables and what they mean, along with a rough idea of what the
> function does, and what it returns, along with any assumptions.

I would like to see at least the identifiers named sanely
(is there already in the Linux kernel) and ALL the assumptions
documented with BUG_ON() or sth. like this.

The rest can be reconstructed by reading the source. But non-local
assumptions are a nasty source for BUGs :-(

> It would make the code a *lot* easier for programmers with less
> than guru levels of knowledge to understand and hack on.

But it shouldn't be that easy, that Aunt Tillie starts submitting
feature patches without understanding the whole picture ;-)

PS: Trimmed CC a little, since these people are busy doing other


Ingo Oeser

Science is what we can tell a computer. Art is everything else. --- D.E.Knuth
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