Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753493Ab0HYUKR (ORCPT ); Wed, 25 Aug 2010 16:10:17 -0400 Received: from mga11.intel.com ([192.55.52.93]:52979 "EHLO mga11.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751604Ab0HYUKP (ORCPT ); Wed, 25 Aug 2010 16:10:15 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.56,270,1280732400"; d="scan'208";a="600213524" Message-ID: <4C7578A6.2080303@linux.intel.com> Date: Wed, 25 Aug 2010 13:10:14 -0700 From: "H. Peter Anvin" Organization: Intel Open Source Technology Center User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.8) Gecko/20100806 Fedora/3.1.2-1.fc13 Thunderbird/3.1.2 MIME-Version: 1.0 To: holzheu@linux.vnet.ibm.com CC: sam@ravnborg.org, tabbott@ksplice.com, vda.linux@googlemail.com, mmarek@suse.cz, akpm@linux-foundation.org, linux-kernel@vger.kernel.org, heiko.carstens@de.ibm.com, brueckner@linux.vnet.ibm.com, schwidefsky@de.ibm.com Subject: Re: [PATCH] Fix initramfs size calculation References: <1282751832.3676.17.camel@holzheu-laptop> In-Reply-To: <1282751832.3676.17.camel@holzheu-laptop> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 655 Lines: 15 On 08/25/2010 08:57 AM, Michael Holzheu wrote: > Certain s390 instructions, especially instructions for loading addresses > (larl) or branch addresses must be on even addresses. I have to admit to finding this fairly disturbing, as this is likely to come up again and again. Is there any way to tell gcc (e.g. with an alignment attribute) that a particular symbol is not safe to be loaded with larl? -hpa -- 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/