linux-kernel - Re: [PATCH 0/4] ksm - dynamic page sharing driver for linux v2

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20090406134240.GK9137@random.random>
Date:	Mon, 6 Apr 2009 15:42:41 +0200
From:	Andrea Arcangeli <aarcange@...hat.com>
To:	Nick Piggin <nickpiggin@...oo.com.au>
Cc:	Izik Eidus <ieidus@...hat.com>, akpm@...ux-foundation.org,
	linux-kernel@...r.kernel.org, kvm@...r.kernel.org,
	linux-mm@...ck.org, avi@...hat.com, chrisw@...hat.com,
	mtosatti@...hat.com, hugh@...itas.com,
	kamezawa.hiroyu@...fujitsu.com
Subject: Re: [PATCH 0/4] ksm - dynamic page sharing driver for linux v2

On Mon, Apr 06, 2009 at 05:04:49PM +1000, Nick Piggin wrote:
> They should use a shared memory segment, or MAP_ANONYMOUS|MAP_SHARED etc.
> Presumably they will probably want to control it to interleave it over
> all numa nodes and use hugepages for it. It would be very little work.

I thought it's the intermediate result of the computations that leads
to lots of equal data too, in which case ksm is the only way to share
it all.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/