From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from foss.arm.com ([217.140.101.70]:56322 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933482AbcKQRHV (ORCPT ); Thu, 17 Nov 2016 12:07:21 -0500 Date: Thu, 17 Nov 2016 08:50:56 -0700 From: Catalin Marinas Subject: Re: ILP32 for ARM64: testing with glibc testsuite Message-ID: <20161117155056.6xkldspks6dwoj7z@localhost> References: <1477081997-4770-1-git-send-email-ynorov@caviumnetworks.com> <20161107082359.GA19666@yury-N73SV> <20161109095650.GA22804@yury-N73SV> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Sender: linux-arch-owner@vger.kernel.org List-ID: To: Maxim Kuvyrkov Cc: Yury Norov , arnd@arndb.de, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, linux-arch@vger.kernel.org, GNU C Library , schwidefsky@de.ibm.com, heiko.carstens@de.ibm.com, Andrew Pinski , broonie@kernel.org, "Joseph S. Myers" , christoph.muellner@theobroma-systems.com, bamvor.zhangjian@huawei.com, Szabolcs Nagy , klimov.linux@gmail.com, Nathan_Lynch@mentor.com, agraf@suse.de, Prasun Kapoor , kilobyte@angband.pl, Geert Uytterhoeven , "Dr. Philipp Tomsich" , manuel.montezelo@gmail.com, linyongting@huawei.com, davem@davemloft.net, zhouchengming1@huawei.com, cmetcalf@ezchip.com, Adhemerval Zanella , Steve Ellcey Message-ID: <20161117155056.VwJgTbIlHFXf13h1xaOjP4-JChaP8lFTCeV-GFh4qw0@z> On Wed, Nov 16, 2016 at 03:22:26PM +0400, Maxim Kuvyrkov wrote: > Regarding ILP32 runtime, my opinion is that it is acceptable for ILP32 > to have extra failures compared to LP64, since these are not > regressions, but, rather, failures of a new configuration. I disagree with this. We definitely need to understand why they fail, otherwise we run the risk of potential glibc or kernel implementation bugs becoming ABI. -- Catalin