Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757235AbYHZLz0 (ORCPT ); Tue, 26 Aug 2008 07:55:26 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753094AbYHZLzL (ORCPT ); Tue, 26 Aug 2008 07:55:11 -0400 Received: from ozlabs.org ([203.10.76.45]:45557 "EHLO ozlabs.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752642AbYHZLzJ (ORCPT ); Tue, 26 Aug 2008 07:55:09 -0400 From: Rusty Russell To: Linus Torvalds Subject: Re: [Bug #11342] Linux 2.6.27-rc3: kernel BUG at mm/vmalloc.c - bisected Date: Tue, 26 Aug 2008 11:11:18 +1000 User-Agent: KMail/1.9.9 Cc: "Alan D. Brunelle" , "Rafael J. Wysocki" , Linux Kernel Mailing List , Kernel Testers List , Andrew Morton , Arjan van de Ven References: <48B313E0.1000501@hp.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: <200808261111.19205.rusty@rustcorp.com.au> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 664 Lines: 16 On Tuesday 26 August 2008 06:43:03 Linus Torvalds wrote: > So now load_module() will still use almost 500 bytes of stack Hmm, wants neatening anyway; I'll see if I can reduce stack usage side effect. Your workaround is very random, and that scares me. I think a huge number of CPUs needs a real solution (an actual cpumask allocator, then do something clever if we come across an actual fastpath). Thanks, Rusty. -- 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/