From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261176AbVFALZc (ORCPT ); Wed, 1 Jun 2005 07:25:32 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261190AbVFALZc (ORCPT ); Wed, 1 Jun 2005 07:25:32 -0400 Received: from holomorphy.com ([66.93.40.71]:54163 "EHLO holomorphy.com") by vger.kernel.org with ESMTP id S261176AbVFALZ3 (ORCPT ); Wed, 1 Jun 2005 07:25:29 -0400 Date: Wed, 1 Jun 2005 04:25:20 -0700 From: William Lee Irwin III To: Dipankar Sarma Cc: linux-kernel@vger.kernel.org, Al Viro , Andrew Morton Subject: Re: [rfc: patch 0/6] scalable fd management Message-ID: <20050601112520.GD20782@holomorphy.com> References: <20050530105042.GA5534@in.ibm.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20050530105042.GA5534@in.ibm.com> Organization: The Domain of Holomorphy User-Agent: Mutt/1.5.9i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Mon, May 30, 2005 at 04:20:42PM +0530, Dipankar Sarma wrote: > I would appreciate if someone tests this on an arch without > cmpxchg (sparc32??). I intend to run some more tests > with preemption enabled and also on ppc64 myself. sparc32 SMP is not going to be a good choice for this. By and large ll/sc -style architectures don't have explicit cmpxchg instructions so ppc64 at least nominally fits the bill. SMP Alpha testing may also be enlightening (as usual). -- wli