From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932728AbZHZMUh (ORCPT ); Wed, 26 Aug 2009 08:20:37 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932579AbZHZMUg (ORCPT ); Wed, 26 Aug 2009 08:20:36 -0400 Received: from ozlabs.org ([203.10.76.45]:43509 "EHLO ozlabs.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932572AbZHZMUf (ORCPT ); Wed, 26 Aug 2009 08:20:35 -0400 From: Rusty Russell To: Roland McGrath Subject: Re: kernel segv with 2.6.31-rc6 ? Date: Wed, 26 Aug 2009 21:50:34 +0930 User-Agent: KMail/1.11.2 (Linux/2.6.28-15-generic; KDE/4.2.2; i686; ; ) Cc: James Bottomley , Helge Deller , "linux-parisc" , "linux-kernel" References: <4A89CC4D.5040801@gmx.de> <200908251729.32855.rusty@rustcorp.com.au> <20090825192432.4D9CC411E3@magilla.sf.frob.com> In-Reply-To: <20090825192432.4D9CC411E3@magilla.sf.frob.com> MIME-Version: 1.0 Content-Type: Text/Plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200908262150.34616.rusty@rustcorp.com.au> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 26 Aug 2009 04:54:32 am Roland McGrath wrote: > > Actually, x86 was one of the archs which fucked us. Richard Henderson and > > I *had* this, but ld -shared without -fPIC helpfully tells you "you're doing > > it wrong" on x86-64. > > This complaint could easily be (have been) made optional. Yep, I even had a patch. And meanwhile we could have lived with -fPIC modules with some loss of performance (I think). But at some level the problems accumulate until you go "nice idea, let's go do something else" :) But don't let me discourage you! Rusty.