Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757176AbXJHAHg (ORCPT ); Sun, 7 Oct 2007 20:07:36 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752303AbXJHAH2 (ORCPT ); Sun, 7 Oct 2007 20:07:28 -0400 Received: from smtp103.mail.mud.yahoo.com ([209.191.85.213]:21065 "HELO smtp103.mail.mud.yahoo.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1751611AbXJHAH1 (ORCPT ); Sun, 7 Oct 2007 20:07:27 -0400 DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=s1024; d=yahoo.com.au; h=Received:X-YMail-OSG:From:To:Subject:Date:User-Agent:Cc:References:In-Reply-To:MIME-Version:Content-Type:Content-Transfer-Encoding:Content-Disposition:Message-Id; b=OUbbtqCfUaGWY5L8hCCJWht1LudCQTe6Nrgz4pJgD4YVeg9xn3VMuyzqbNGkroH65y8i6pc+zMJeiW0lElRANROwY/C7YeN87uEfz4pRu9UOgjdsdMyONYZzTp9JK0Vex2bAg7CY7YLgDR6P/gWQLSX6yE1VVpC1HTbWy39xRog= ; X-YMail-OSG: EjIkgrIVM1nuFmnQVaRl6GZhKfanX.RGNv03vGREY.IRimEu5hTf4q8kG1FG.Wv5uAk0BoahsQ-- From: Nick Piggin To: Christoph Lameter Subject: Re: [13/18] x86_64: Allow fallback for the stack Date: Sun, 7 Oct 2007 17:35:41 +1000 User-Agent: KMail/1.9.5 Cc: Rik van Riel , Andi Kleen , akpm@linux-foundation.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, travis@sgi.com References: <20071004035935.042951211@sgi.com> <20071004153940.49bd5afc@bree.surriel.com> In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200710071735.41386.nickpiggin@yahoo.com.au> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 781 Lines: 18 On Friday 05 October 2007 07:20, Christoph Lameter wrote: > On Thu, 4 Oct 2007, Rik van Riel wrote: > > > Well we can now address the rarity. That is the whole point of the > > > patchset. > > > > Introducing complexity to fight a very rare problem with a good > > fallback (refusing to fork more tasks, as well as lumpy reclaim) > > somehow does not seem like a good tradeoff. > > The problem can become non-rare on special low memory machines doing wild > swapping things though. But only your huge systems will be using huge stacks? - 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/