linux-kernel - Re: [QUICKLIST 1/5] Quicklists for page table pages V3

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: <20070319165329.b5830789.akpm@linux-foundation.org>
Date:	Mon, 19 Mar 2007 16:53:29 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Christoph Lameter <clameter@....com>
Cc:	linux-mm@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [QUICKLIST 1/5] Quicklists for page table pages V3

On Mon, 19 Mar 2007 15:37:16 -0800 (PST)
Christoph Lameter <clameter@....com> wrote:

> This patchset introduces an arch independent framework to handle lists
> of recently used page table pages to replace the existing (ab)use of the
> slab for that purpose.
> 
> 1. Proven code from the IA64 arch.

Has it been proven that quicklists are superior to simply going direct to the
page allocator for these pages?

Would it provide a superior solution if we were to a) stop zeroing out the
pte's when doing a fullmm==1 teardown and b) go direct to the page allocator
for these pages?
-
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/