From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <linux-kernel-owner@vger.kernel.org>
Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand
	id S1751272AbcFWHcw (ORCPT <rfc822;w@1wt.eu>);
	Thu, 23 Jun 2016 03:32:52 -0400
Received: from mx2.suse.de ([195.135.220.15]:51035 "EHLO mx2.suse.de"
	rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP
	id S1750960AbcFWHcu (ORCPT <rfc822;linux-kernel@vger.kernel.org>);
	Thu, 23 Jun 2016 03:32:50 -0400
From: Andreas Schwab <schwab@suse.de>
To: Andrew Pinski <pinskia@gmail.com>
Cc: Yury Norov <ynorov@caviumnetworks.com>,
        Szabolcs Nagy <szabolcs.nagy@arm.com>,
        GNU C Library <libc-alpha@sourceware.org>,
        LKML <linux-kernel@vger.kernel.org>, nd <nd@arm.com>,
        Arnd Bergmann <arnd@arndb.de>,
        Catalin Marinas <catalin.marinas@arm.com>,
        Marcus Shawcroft <marcus.shawcroft@arm.com>, philb@gnu.org,
        David Miller <davem@davemloft.net>,
        Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>,
        "Joseph S. Myers" <joseph@codesourcery.com>,
        Andrew Pinski <apinski@cavium.com>
Subject: Re: [PATCH 01/27] [AARCH64] Fix utmp struct for compatibility reasons.
References: <1466485631-3532-1-git-send-email-ynorov@caviumnetworks.com>
	<1466485631-3532-2-git-send-email-ynorov@caviumnetworks.com>
	<5769139E.7020805@arm.com> <20160623043542.GA13449@yury-N73SV>
	<CA+=Sn1nsODgGaRT8VLLqfVg+kp7=rr2i0XDT5j0NM_HJhMtv1Q@mail.gmail.com>
X-Yow: With this weapon I can expose fictional characters and bring about
 sweeping reforms!!
Date: Thu, 23 Jun 2016 09:32:46 +0200
In-Reply-To: <CA+=Sn1nsODgGaRT8VLLqfVg+kp7=rr2i0XDT5j0NM_HJhMtv1Q@mail.gmail.com>
	(Andrew Pinski's message of "Wed, 22 Jun 2016 22:07:41 -0700")
Message-ID: <mvma8icnyw1.fsf@hawking.suse.de>
User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.5 (gnu/linux)
MIME-Version: 1.0
Content-Type: text/plain
Sender: linux-kernel-owner@vger.kernel.org
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org

Andrew Pinski <pinskia@gmail.com> writes:

> So if you want aarch64 to be compatible with aarch32, you need to
> define __WORDSIZE_TIME64_COMPAT32.  If we don't want aarch64 and
> aarch32 to be compatible at all, then we can drop this patch or if you
> don't want LP64 and ILP32 to be compatible either.

Or go the other way like s390 and use the LP64 layout for ILP32.

Andreas.

-- 
Andreas Schwab, SUSE Labs, schwab@suse.de
GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE  1748 E4D4 88E3 0EEA B9D7
"And now for something completely different."