From: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
To: "Luck, Tony" <tony.luck@intel.com>
Cc: clameter@sgi.com, npiggin@suse.de, linux-kernel@vger.kernel.org,
linux-mm@kvack.org, linux-arch@vger.kernel.org
Subject: Re: [rfc] increase struct page size?!
Date: Mon, 21 May 2007 15:28:30 +0900 [thread overview]
Message-ID: <20070521152830.a844d7ef.kamezawa.hiroyu@jp.fujitsu.com> (raw)
In-Reply-To: <617E1C2C70743745A92448908E030B2A017BCA67@scsmsx411.amr.corp.intel.com>
On Fri, 18 May 2007 13:37:09 -0700
"Luck, Tony" <tony.luck@intel.com> wrote:
> > I wonder if there are other uses for the free space?
>
> unsigned long moreflags;
>
> Nick and Hugh were just sparring over adding a couple (or perhaps 8)
> flag bits. This would supply 64 new bits ... maybe that would keep
> them happy for a few more years.
>
- page->zone
free some flags bits and makes page_zone() simple.
and software (fake) zone for memory control can be added ?
or
-page->some_memory_controler ?
(I don't know whether resource controller people want this or not.)
-Kame
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next prev parent reply other threads:[~2007-05-21 6:28 UTC|newest]
Thread overview: 54+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-05-18 4:08 Nick Piggin
2007-05-18 4:47 ` David Miller, Nick Piggin
2007-05-18 5:12 ` Nick Piggin
2007-05-18 5:22 ` David Miller, Nick Piggin
2007-05-18 5:31 ` Nick Piggin
2007-05-18 18:15 ` Christoph Lameter
2007-05-18 7:19 ` Andrew Morton
2007-05-18 7:32 ` Nick Piggin
2007-05-18 7:43 ` Andrew Morton
2007-05-18 7:59 ` Nick Piggin
2007-05-18 9:42 ` David Howells
2007-05-19 1:30 ` Nick Piggin
2007-05-18 12:06 ` Andi Kleen
2007-05-18 15:42 ` Hugh Dickins
2007-05-19 1:22 ` Nick Piggin
2007-05-19 17:53 ` William Lee Irwin III
2007-05-20 22:50 ` Matthew Wilcox
2007-05-18 18:14 ` Christoph Lameter
2007-05-18 20:37 ` Luck, Tony
2007-05-21 6:28 ` KAMEZAWA Hiroyuki [this message]
2007-05-19 1:25 ` Nick Piggin
2007-05-19 2:03 ` [rfc] increase struct page size?! (now sparsemem vmemmap) Christoph Lameter
2007-05-19 15:43 ` Andy Whitcroft
2007-05-19 18:15 ` [rfc] increase struct page size?! William Lee Irwin III
2007-05-19 18:25 ` Christoph Lameter
2007-05-20 4:10 ` Eric Dumazet
2007-05-20 12:56 ` Andi Kleen
2007-05-21 17:08 ` Christoph Lameter
2007-05-22 0:30 ` KAMEZAWA Hiroyuki
2007-05-22 0:38 ` Christoph Lameter
2007-05-22 0:58 ` KAMEZAWA Hiroyuki
2007-05-22 9:44 ` Geert Uytterhoeven
2007-05-19 22:09 ` Andrew Morton
2007-05-20 7:26 ` William Lee Irwin III
2007-05-21 9:12 ` Helge Hafting
2007-05-21 9:45 ` Nick Piggin
2007-05-20 5:22 ` Nick Piggin
2007-05-20 8:46 ` William Lee Irwin III
2007-05-20 9:25 ` Nick Piggin
2007-05-21 8:08 ` William Lee Irwin III
2007-05-21 9:27 ` Nick Piggin
2007-05-21 11:26 ` William Lee Irwin III
2007-05-22 0:52 ` Nick Piggin
2007-05-21 22:43 ` Matt Mackall
2007-05-22 1:08 ` Nick Piggin
2007-05-22 1:13 ` Christoph Lameter
2007-05-22 1:39 ` William Lee Irwin III
2007-05-22 1:57 ` Nick Piggin
2007-05-22 5:04 ` William Lee Irwin III
2007-05-22 6:24 ` Nick Piggin
2007-05-22 10:59 ` William Lee Irwin III
2007-05-21 9:31 ` Eric Dumazet
2007-05-21 17:06 ` Christoph Lameter
2007-05-20 17:13 ` Andrea Arcangeli
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