Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Sat, 16 Mar 2002 06:54:11 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Sat, 16 Mar 2002 06:54:01 -0500 Received: from hq.fsmlabs.com ([209.155.42.197]:50696 "EHLO hq.fsmlabs.com") by vger.kernel.org with ESMTP id ; Sat, 16 Mar 2002 06:53:49 -0500 Date: Sat, 16 Mar 2002 04:54:49 -0700 From: yodaiken@fsmlabs.com To: Linus Torvalds Cc: linux-kernel@vger.kernel.org Subject: Re: 7.52 second kernel compile Message-ID: <20020316045449.A14161@hq.fsmlabs.com> In-Reply-To: <20020313085217.GA11658@krispykreme> <20020316061535.GA16653@krispykreme> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2i In-Reply-To: ; from torvalds@transmeta.com on Sat, Mar 16, 2002 at 08:05:14AM +0000 Organization: FSM Labs Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Sat, Mar 16, 2002 at 08:05:14AM +0000, Linus Torvalds wrote: > It would also be interesting to hear if you can just make the hash table > smaller (I forget the details of 64-bit ppc VM horrors, thank God!) or > just bypass it altogether (at least the 604e used to be able to just > disable the stupid hashing altogether and make the whole thing much > saner). Reference: URL: http://www.usenix.org/ Optimizing the Idle Task and Other MMU Tricks Cort Dougan, Paul Mackerras, Victor Yodaiken www.usenix.org/publications/library/proceedings/osdi99/full_papers/dougan/dougan.pdf Cort's MS thesis was on this topic. IBM seems reluctant to give up on hardware page tables though. - 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/