Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261209AbVEaHLj (ORCPT ); Tue, 31 May 2005 03:11:39 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261282AbVEaHLj (ORCPT ); Tue, 31 May 2005 03:11:39 -0400 Received: from colin.muc.de ([193.149.48.1]:49420 "EHLO mail.muc.de") by vger.kernel.org with ESMTP id S261209AbVEaHLf (ORCPT ); Tue, 31 May 2005 03:11:35 -0400 Date: 31 May 2005 09:11:30 +0200 Date: Tue, 31 May 2005 09:11:30 +0200 From: Andi Kleen To: Michael Thonke Cc: Benjamin LaHaise , linux-kernel@vger.kernel.org Subject: Re: [RFC] x86-64: Use SSE for copy_page and clear_page Message-ID: <20050531071130.GA8458@muc.de> References: <20050530181626.GA10212@kvack.org> <20050530193823.GD25794@muc.de> <429B7208.6070804@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <429B7208.6070804@gmail.com> User-Agent: Mutt/1.4.1i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 505 Lines: 15 > >One simple experiment would be to just test if P4 likes the > >simple rep ; movsq / rep ; stosq loops and enable them. > > > > > No it doesn't like this sample here at all,I'll get segmentationfault on > that run. Sorry, what did you test exactly? -Andi - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/