linux-kernel - Re: [PATCH] use movntq version of fast_clear_page/fast_copy

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]

Date:	Wed, 14 Feb 2007 21:16:46 +0000
From:	Alan <alan@...rguk.ukuu.org.uk>
To:	Marcelo Tosatti <marcelo@...ck.org>
Cc:	Jordan Crouse <jordan.crouse@....com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] use movntq version of fast_clear_page/fast_copy_page on
 Geode

On Wed, 14 Feb 2007 17:08:39 -0200
Marcelo Tosatti <marcelo@...ck.org> wrote:

> 
> movntq instruction is supported by Geode CPU's, so use
> fast_clear_page/fast_copy_page versions that have it.

Is it actually faster for macro performance not just microbenchmarking ?

Alan
-
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/