Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S937608AbWLFURI (ORCPT ); Wed, 6 Dec 2006 15:17:08 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S937606AbWLFURI (ORCPT ); Wed, 6 Dec 2006 15:17:08 -0500 Received: from palinux.external.hp.com ([192.25.206.14]:44756 "EHLO mail.parisc-linux.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S937600AbWLFURE (ORCPT ); Wed, 6 Dec 2006 15:17:04 -0500 Date: Wed, 6 Dec 2006 13:17:03 -0700 From: Matthew Wilcox To: Christoph Lameter Cc: Linus Torvalds , Russell King , David Howells , Andrew Morton , linux-arm-kernel@lists.arm.linux.org.uk, Linux Kernel Mailing List , linux-arch@vger.kernel.org Subject: Re: [PATCH] WorkStruct: Implement generic UP cmpxchg() where an arch doesn't support it Message-ID: <20061206201703.GC3013@parisc-linux.org> References: <20061206164314.19870.33519.stgit@warthog.cambridge.redhat.com> <20061206192647.GW3013@parisc-linux.org> <20061206193641.GY3013@parisc-linux.org> <20061206195050.GA3013@parisc-linux.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.13 (2006-08-11) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 655 Lines: 15 On Wed, Dec 06, 2006 at 12:11:01PM -0800, Christoph Lameter wrote: > On Wed, 6 Dec 2006, Matthew Wilcox wrote: > > Follow the thread back. I'm talking about parisc. Machines exist (are > > still being sold) with up to 128 cores. I think the largest we've > > confirmed work are 8 CPUs. > > And you only have an atomic get and clear atomic op? Amazing. Is this > really still in production? Yes. And yes. - 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/