From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261466AbTIKS70 (ORCPT ); Thu, 11 Sep 2003 14:59:26 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261476AbTIKS7Z (ORCPT ); Thu, 11 Sep 2003 14:59:25 -0400 Received: from mail.jlokier.co.uk ([81.29.64.88]:59025 "EHLO mail.jlokier.co.uk") by vger.kernel.org with ESMTP id S261466AbTIKS7Z (ORCPT ); Thu, 11 Sep 2003 14:59:25 -0400 Date: Thu, 11 Sep 2003 19:59:12 +0100 From: Jamie Lokier To: Andi Kleen Cc: richard.brunner@amd.com, linux-kernel@vger.kernel.org, akpm@osdl.org, torvalds@osdl.org Subject: Re: [PATCH] 2.6 workaround for Athlon/Opteron prefetch errata Message-ID: <20030911185912.GP29532@mail.jlokier.co.uk> References: <99F2150714F93F448942F9A9F112634C0638B196@txexmtae.amd.com> <20030911012708.GD3134@wotan.suse.de> <20030911165845.GE29532@mail.jlokier.co.uk> <20030911190516.64128fe9.ak@suse.de> <20030911173245.GJ29532@mail.jlokier.co.uk> <20030911193954.63724a82.ak@suse.de> <20030911174839.GM29532@mail.jlokier.co.uk> <20030911201806.2b2d9c5b.ak@suse.de> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20030911201806.2b2d9c5b.ak@suse.de> User-Agent: Mutt/1.4.1i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Andi Kleen wrote: > There are a lot of conditional branches in the signal path. If you > don't believe me I can send you simics full instruction traces of it. Oh, I know. The signal machinery is disturbingly branch-heavy. -- Jamie