From: Nick Piggin <nickpiggin@yahoo.com.au>
To: Nick Piggin <nickpiggin@yahoo.com.au>
Cc: Andrew Morton <akpm@osdl.org>, Linus Torvalds <torvalds@osdl.org>,
dhowells@redhat.com, hch@infradead.org,
linux-kernel@vger.kernel.org
Subject: Re: [RFC] Making compound pages mandatory
Date: Wed, 17 Nov 2004 14:22:15 +1100 [thread overview]
Message-ID: <419AC3E7.9010904@yahoo.com.au> (raw)
In-Reply-To: <419AC1C6.4050403@yahoo.com.au>
Nick Piggin wrote:
>
> Good idea. BTW, any reason why the following (very)micro optimisation
> shouldn't go in?
>
> It currently only picks up a couple of things under fs/, but might help
> reduce other ifdefery around the place. For example mm.h: page_count and
> get_page.
>
Like this, perhaps? It does actually introduce a change in the object
code. Namely hugetlb's put_page will now also be done inline for non
compound pages - maybe this change is unacceptable though, but it does
cut down the ifdefs.
next prev parent reply other threads:[~2004-11-17 3:26 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-11-16 18:48 [RFC] Making compound pages mandatory David Howells
2004-11-16 19:20 ` Andrew Morton
2004-11-16 19:41 ` David Howells
2004-11-17 1:50 ` Linus Torvalds
2004-11-17 2:28 ` Andrew Morton
2004-11-17 3:13 ` Nick Piggin
2004-11-17 3:22 ` Nick Piggin [this message]
2004-11-17 3:37 ` Nick Piggin
2004-11-17 3:42 ` Nick Piggin
2004-11-17 3:14 ` Linus Torvalds
2004-11-17 12:03 ` David Howells
2004-11-17 11:47 ` David Howells
2004-11-17 11:43 ` David Howells
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