Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Wed, 14 Aug 2002 14:44:15 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Wed, 14 Aug 2002 14:44:15 -0400 Received: from pc-62-30-255-50-az.blueyonder.co.uk ([62.30.255.50]:23770 "EHLO kushida.apsleyroad.org") by vger.kernel.org with ESMTP id ; Wed, 14 Aug 2002 14:44:14 -0400 Date: Wed, 14 Aug 2002 19:47:02 +0100 From: Jamie Lokier To: Rusty Russell Cc: Ingo Molnar , hch@infradead.org, torvalds@transmeta.com, linux-kernel@vger.kernel.org Subject: Re: [patch] clone_startup(), 2.5.31-A0 Message-ID: <20020814194702.B26404@kushida.apsleyroad.org> References: <20020813164415.A11554@infradead.org> <20020814234824.08faf190.rusty@rustcorp.com.au> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5.1i In-Reply-To: <20020814234824.08faf190.rusty@rustcorp.com.au>; from rusty@rustcorp.com.au on Wed, Aug 14, 2002 at 11:48:24PM +1000 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 698 Lines: 20 Rusty Russell wrote: > > btw., with the help of these syscalls and futexes, the layer between Linux > > and pthreads became very thin - almost nonexistant in the majority of > > cases. > > Woohoo! Yes, futexes are wonderful, if quite difficult to figure out at first. (I still haven't understood why the futex example reader-writer locks are they way are.) Even things like waitpid() are potentially faster with futexes -- no pid to lookup! -- Jamie - 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/