From: David Howells <dhowells@redhat.com>
To: Andrew Morton <akpm@osdl.org>
Cc: torvalds@osdl.org, wli@holomorphy.com, hch@infradead.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] Compound page overhaul
Date: Tue, 23 Nov 2004 09:18:35 +0000 [thread overview]
Message-ID: <29356.1101201515@redhat.com> (raw)
In-Reply-To: <20041122155434.758c6fff.akpm@osdl.org>
Andrew Morton <akpm@osdl.org>:
> ugh, sorry, I'd forgotten that !MMU needs to use the fields inside
> pages[1]. It seems that the !MMU requirement is in that case quite
> dissimilar from what compound pages are supposed to do. Perhaps we should
> just forget the whole thing and stick with the current design approach?
Nonono... you misunderstand. Compound-pages support uses fields from page[1]
to store extra data. It's nothing at all to do with MMU vs !MMU.
David
next prev parent reply other threads:[~2004-11-23 9:18 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-11-22 13:27 [PATCH] Compound page overhaul David Howells
2004-11-22 14:41 ` William Lee Irwin III
2004-11-22 16:07 ` David Howells
2004-11-22 16:34 ` William Lee Irwin III
2004-11-22 23:54 ` Andrew Morton
2004-11-23 9:18 ` David Howells [this message]
2004-11-23 16:11 ` Andrew Morton
2004-11-23 16:48 ` David Howells
2004-11-23 16:56 ` Andrew Morton
2004-11-23 17:48 ` David Howells
2004-11-23 17:10 ` William Lee Irwin III
2004-11-23 17:24 ` David Howells
2004-11-23 17:46 ` William Lee Irwin III
2004-11-23 17:51 ` David Howells
2004-11-24 14:22 ` Greg Ungerer
2004-11-24 18:03 ` David Howells
2004-11-25 3:37 ` Greg Ungerer
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