From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757888AbcHCMaV (ORCPT ); Wed, 3 Aug 2016 08:30:21 -0400 Received: from mout.kundenserver.de ([212.227.126.135]:63928 "EHLO mout.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754542AbcHCMaT (ORCPT ); Wed, 3 Aug 2016 08:30:19 -0400 From: Arnd Bergmann To: Stephen Rothwell Cc: linuxppc-dev@lists.ozlabs.org, "Luis R. Rodriguez" , "linux-kernel@vger.kernel.org" , linux-next@vger.kernel.org, Paul Mackerras , Fengguang Wu , Guenter Roeck Subject: Re: powerpc allyesconfig / allmodconfig linux-next next-20160729 - next-20160729 build failures Date: Wed, 03 Aug 2016 14:29:13 +0200 Message-ID: <5216072.9VpDc0iy8Q@wuerfel> User-Agent: KMail/5.1.3 (Linux/4.4.0-31-generic; KDE/5.18.0; x86_64; ; ) In-Reply-To: <20160803221911.2f76ccad@canb.auug.org.au> References: <1944325.MtNrGQyQle@wuerfel> <20160803221911.2f76ccad@canb.auug.org.au> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" X-Provags-ID: V03:K0:3c5/LdHFGXoHsQ6N7I5Gw3lpcfgKYtKqtDLH9TOm1XzM/12u08X XO8Edi1/A8ENcGXGMKTsTim4kiuP9PypVjxFe36ds1kMH1aSS1McWKef5+utPWj2W24x5bD qhzGKgfyPHZu7tv3A2P4bxvzoowHYZoJKOiwrs8kBIRtoW0PCmLCkAj9G1EzMWytRn06szB B7sI52DYw7CVB6A+m4Cig== X-UI-Out-Filterresults: notjunk:1;V01:K0:a9c6gaN8iF4=:DrRy9eiqcet7C9zn23stH8 YASZnr7PMRPEorqCkX+y+JEng/NK521dSVv/ubAO4eWvRzpdhM50AMQ/PN0+Dw9ZtEfjWaIwl x6mXn23DnLnu0bx+RlNR08Tqgn6Y0FbSoGD5+kKIgwAQekNNTzf81O22EKZcFUbovAk4aUbw2 2UJMtGCjusJ806Kxt3myuWia/impgrKk5DV01DmfGMkg2cjPbJmGiATa4VD0dINTwV+Xsjn0Z pCmLcPSSA4rMG+m/vNSG3go7gwPZONC7SGAcCCNZFKc0YPZwNFLvX5oq2LYzKx0zEr464JxlA jHkyxwK2Px23P3vx0LcxnadBLl6tfBpcW0MvOY2XgFgZ/nDqho+70jjLonsVJvoNh9mm2lJ6l Bv6CUL9O9g1RCbxAkciC60YdomGzb+e6BHt5pZV2AKZQnHD7TL6KkK+JSxipWAKstCPFCrL/D CdpGLU0RSWaeOunhFelpxo9qcJ5s5ErsRJ+rhXwSnBC4pHp/0+w8EuV08euaxuF6RxYD/1Ud/ aALIBgimJPl2c0ceLzsKh1W0T5Ng7AmqhyzAqhr6LBRjalyU9iK4nxzmglLdI1Oac/EGzNuJ6 m0T+K+/0nFL7oCXvU2QDsFAnnZFUvhjCg0PI7RYyEOC/CE3zu4Z7MZ4JZ4Y8Tre2cq3Vagl1U i9RbPq58KVCxhWzhDP+GKDH8kD05TpQGPs0mOs0s2bVmLxeObWcdbh5nZ8pXhTonIWOw764xl eEQ6ehZJ/eFkspVb Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wednesday, August 3, 2016 10:19:11 PM CEST Stephen Rothwell wrote: > Hi Arnd, > > On Wed, 03 Aug 2016 09:52:23 +0200 Arnd Bergmann wrote: > > > > Using a different way to link the kernel would also help us with > > the remaining allyesconfig problem on ARM, as the problem is only in > > 'ld -r' not producing trampolines for symbols that later cannot get > > them any more. It would probably also help building with ld.gold, > > which is currently not working. > > > > What is your suggested alternative? > > I have a patch that make the built-in.o files into thin archives (same > as archives, but the actual objects are replaced with the name of the > original object file). That way the final link has all the original > objects. I haven't checked to see what the overheads of doing it this > way is. > > Nick Piggin has just today taken my old patch (it was last rebased to > v4.4-rc1) and tried it on a recent kernel and it still seems to mostly > work. It probably needs some tidying up, but you are welcome to test > it if you want to. Sure, I'll certainly give it a try on ARM when you send me a copy. Arnd