From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752590AbZIIAhg (ORCPT ); Tue, 8 Sep 2009 20:37:36 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752448AbZIIAhf (ORCPT ); Tue, 8 Sep 2009 20:37:35 -0400 Received: from 74-93-104-97-Washington.hfc.comcastbusiness.net ([74.93.104.97]:58810 "EHLO sunset.davemloft.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752354AbZIIAhf (ORCPT ); Tue, 8 Sep 2009 20:37:35 -0400 Date: Tue, 08 Sep 2009 17:37:50 -0700 (PDT) Message-Id: <20090908.173750.152790322.davem@davemloft.net> To: benh@kernel.crashing.org Cc: nbd@openwrt.org, mingo@elte.hu, mb@bu3sch.de, kernel@kolivas.org, linux-kernel@vger.kernel.org, a.p.zijlstra@chello.nl, efault@gmx.de Subject: Re: BFS vs. mainline scheduler benchmarks and measurements From: David Miller In-Reply-To: <1252456102.26522.22.camel@pasglop> References: <1252403400.4950.81.camel@pasglop> <4AA6579C.2080607@openwrt.org> <1252456102.26522.22.camel@pasglop> X-Mailer: Mew version 6.2.51 on Emacs 22.1 / Mule 5.0 (SAKAKI) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Benjamin Herrenschmidt Date: Wed, 09 Sep 2009 10:28:22 +1000 >> The TLB is SW loaded, yes. However it should not do any misses on kernel >> space, since the whole segment is in a wired TLB entry. > > Including vmalloc space ? No, MIPS does take SW tlb misses on vmalloc space. :-)