From: Nigel Cunningham <ncunningham@linuxmail.org>
To: Hiroyuki KAMEZAWA <kamezawa.hiroyu@jp.fujitsu.com>
Cc: Linux Memory Management <linux-mm@kvack.org>,
LHMS <lhms-devel@lists.sourceforge.net>
Subject: Re: [RFC] free_area[] bitmap elimination [0/3]
Date: Sat, 21 Aug 2004 19:43:09 +1000 [thread overview]
Message-ID: <1093081389.5379.55.camel@laptop.cunninghams> (raw)
In-Reply-To: <4126B3F9.90706@jp.fujitsu.com>
Hi.
On Sat, 2004-08-21 at 12:31, Hiroyuki KAMEZAWA wrote:
> Hi
>
> This patch removes bitmap from buddy allocator used in
> alloc_pages()/free_pages() in the kernel 2.6.8.1.
For what it's worth, I like the concept. Suspend 2 currently builds a
bitmap of free pages precisely because iterating through these lists is
slow. Getting the data directly from page structs will allow me to
remove some code.
Nigel
--
Nigel Cunningham
Christian Reformed Church of Tuggeranong
PO Box 1004, Tuggeranong, ACT 2901
Many today claim to be tolerant. But true tolerance can cope with others
being intolerant.
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next prev parent reply other threads:[~2004-08-21 9:43 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-08-21 2:31 [RFC] free_area[] bitmap elimination [0/3] Hiroyuki KAMEZAWA
2004-08-21 2:55 ` William Lee Irwin III
2004-08-21 4:56 ` [Lhms-devel] " Hirokazu Takahashi
2004-08-21 5:21 ` William Lee Irwin III
2004-08-21 5:37 ` Hiroyuki KAMEZAWA
2004-08-21 5:37 ` William Lee Irwin III
2004-08-21 6:10 ` Hiroyuki KAMEZAWA
2004-08-21 17:48 ` William Lee Irwin III
2004-08-21 5:00 ` Hiroyuki KAMEZAWA
2004-08-21 5:01 ` [Lhms-devel] " Hirokazu Takahashi
2004-08-21 5:26 ` Hiroyuki KAMEZAWA
2004-08-21 5:01 ` William Lee Irwin III
2004-08-21 9:43 ` Nigel Cunningham [this message]
2004-08-23 14:36 ` [Lhms-devel] " Dave Hansen
2004-08-23 15:00 ` Dave Hansen
2004-08-24 0:07 ` [Lhms-devel] " Hiroyuki KAMEZAWA
2004-08-24 0:00 ` [Lhms-devel] " Hiroyuki KAMEZAWA
2004-08-24 2:28 ` Hirokazu Takahashi
2004-08-24 2:49 ` Dave Hansen
2004-08-24 3:31 ` Hiroyuki KAMEZAWA
2004-08-23 15:43 ` Dave Hansen
2004-08-24 0:15 ` Hiroyuki KAMEZAWA
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