Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755207AbYH0LXk (ORCPT ); Wed, 27 Aug 2008 07:23:40 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754152AbYH0LXa (ORCPT ); Wed, 27 Aug 2008 07:23:30 -0400 Received: from caramon.arm.linux.org.uk ([78.32.30.218]:36100 "EHLO caramon.arm.linux.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754056AbYH0LX3 (ORCPT ); Wed, 27 Aug 2008 07:23:29 -0400 Date: Wed, 27 Aug 2008 12:17:26 +0100 From: Russell King To: Peter Zijlstra Cc: Nick Piggin , Gregory Haskins , mingo@elte.hu, srostedt@redhat.com, linux-kernel@vger.kernel.org, linux-rt-users@vger.kernel.org, gregory.haskins@gmail.com, ralf@linux-mips.org, Thomas Gleixner Subject: Re: [PATCH v2 3/6] sched: make double-lock-balance fair Message-ID: <20080827111726.GA2914@flint.arm.linux.org.uk> References: <20080826173131.16413.17862.stgit@dev.haskins.net> <20080826173500.16413.40514.stgit@dev.haskins.net> <1219825295.6462.54.camel@twins> <20080827102646.GA5818@wotan.suse.de> <1219833668.6462.72.camel@twins> <20080827105615.GB5818@wotan.suse.de> <1219835224.6462.81.camel@twins> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1219835224.6462.81.camel@twins> User-Agent: Mutt/1.4.2.1i Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1140 Lines: 26 On Wed, Aug 27, 2008 at 01:07:04PM +0200, Peter Zijlstra wrote: > On Wed, 2008-08-27 at 12:56 +0200, Nick Piggin wrote: > > > BTW. I wonder about other architectures that are of interest to -rt? Like > > mips or arm perhaps... Any plans to implement ticket locks on those, or > > do they not tend to be used in SMP configurations on -rt yte? > > I think both are starting to show more and more SMP machines, so yes, > eventually we'll want ticket locks for them too. > > That said, I'm not aware of anyone working on it - I suppose we could > poke the regular arch maintainers.. Ralf, Russell ? I've no idea; SMP on ARM as far as I've been involved has been silent for well over a year with very little visible interest from anyone. That's situation normal for things that "just work" though. -- Russell King Linux kernel 2.6 ARM Linux - http://www.arm.linux.org.uk/ maintainer of: -- 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/