From: IWAMOTO Toshihiro <iwamoto@valinux.co.jp>
To: Dave Hansen <haveblue@us.ibm.com>
Cc: Alok Mooley <rangdi@yahoo.com>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
linux-mm <linux-mm@kvack.org>,
"Martin J. Bligh" <mbligh@aracnet.com>
Subject: Re: Active Memory Defragmentation: Our implementation & problems
Date: Wed, 04 Feb 2004 15:57:16 +0900 [thread overview]
Message-ID: <20040204065717.EFB277049E@sv1.valinux.co.jp> (raw)
In-Reply-To: <1075874074.14153.159.camel@nighthawk>
At 03 Feb 2004 21:54:34 -0800,
Dave Hansen wrote:
> Moving file-backed pages is mostly handled already. You can do a
> regular page-cache lookup with find_get_page(), make your copy,
> invalidate the old one, then readd the new one. The invalidation can be
> done in the same style as shrink_list().
Actually, it is a bit more complicated.
I have implemented similar functionality for memory hotremoval.
See my post about memory hotremoval
http://marc.theaimsgroup.com/?l=linux-kernel&m=107354781130941&w=2
for details.
remap_onepage() and remapd() in the patch are the main functions.
--
IWAMOTO Toshihiro
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next prev parent reply other threads:[~2004-02-04 6:57 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-02-03 4:46 Alok Mooley
2004-02-03 21:26 ` Dave Hansen
2004-02-03 22:26 ` Martin J. Bligh
2004-02-04 5:09 ` Alok Mooley
2004-02-04 5:24 ` Mike Fedyk
2004-02-04 5:54 ` Dave Hansen
2004-02-04 6:05 ` Martin J. Bligh
2004-02-04 6:22 ` Dave Hansen
2004-02-04 6:29 ` Martin J. Bligh
2004-02-04 6:40 ` Dave Hansen
2004-02-04 7:17 ` Martin J. Bligh
2004-02-04 8:30 ` Andrew Morton
2004-02-04 6:53 ` Doubt about statm_pgd_range patch Arunkumar
2004-02-04 6:57 ` IWAMOTO Toshihiro [this message]
2004-02-04 7:10 ` Active Memory Defragmentation: Our implementation & problems Dave Hansen
2004-02-04 7:50 ` IWAMOTO Toshihiro
2004-02-04 10:33 ` Hirokazu Takahashi
2004-02-04 18:33 ` Alok Mooley
2004-02-04 18:46 ` Dave Hansen
2004-02-04 18:54 ` Alok Mooley
2004-02-04 19:07 ` Richard B. Johnson
2004-02-04 19:18 ` Alok Mooley
2004-02-04 19:33 ` Richard B. Johnson
2004-02-05 5:07 ` Alok Mooley
2004-02-05 19:03 ` Pavel Machek
2004-02-04 19:35 ` Dave McCracken
2004-02-04 21:59 ` Timothy Miller
2004-02-04 23:24 ` Dave Hansen
2004-02-05 16:32 ` Dave McCracken
2004-02-04 19:37 ` Timothy Miller
2004-02-04 19:43 ` Dave Hansen
2004-02-04 19:59 ` Richard B. Johnson
2004-02-04 19:56 ` Dave Hansen
2004-02-05 5:19 ` Alok Mooley
2004-02-04 20:12 Mark_H_Johnson
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