From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754816Ab2KMKjQ (ORCPT ); Tue, 13 Nov 2012 05:39:16 -0500 Received: from mail-vc0-f174.google.com ([209.85.220.174]:40436 "EHLO mail-vc0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754783Ab2KMKjO (ORCPT ); Tue, 13 Nov 2012 05:39:14 -0500 MIME-Version: 1.0 In-Reply-To: <1352757066.32153.5@snotra> References: <1352757066.32153.5@snotra> Date: Tue, 13 Nov 2012 11:39:13 +0100 X-Google-Sender-Auth: 03WikOETNFAecaWE0Xb9eTbVICs Message-ID: Subject: Re: Build regressions/improvements in v3.7-rc5 From: Geert Uytterhoeven To: Scott Wood Cc: linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Scott, On Mon, Nov 12, 2012 at 10:51 PM, Scott Wood wrote: > On 11/12/2012 03:02:46 PM, Geert Uytterhoeven wrote: >> On Mon, Nov 12, 2012 at 9:58 PM, Geert Uytterhoeven >> wrote: >> > JFYI, when comparing v3.7-rc5 to v3.7-rc4[3], the summaries are: >> > - build errors: +14/-4 >> >> 14 regressions: >> + drivers/virt/fsl_hypervisor.c: error: 'MSR_GS' undeclared (first >> use in this function): => 799:93 > > These reports would be more useful if the actual .config were provided, > rather than just saying "powerpc randconfig". This can be obtained from the kissb build system. [1] http://kisskb.ellerman.id.au/kisskb/head/5614/ (all 117 configs) > I doubt this particular one is a regression; it looks like the dependencies Yeah, regressions in randconfigs can be misleading. Still, they're build failures. > have always been too weak (patch sent) and you're just comparing different > randomly-generated configs. Thanks for your patch! >> powerpc-randconfig >> >> + error: relocation truncated to fit: R_PPC64_REL24 against symbol >> `._mcount' defined in .text section in arch/powerpc/kernel/entry_64.o: >> (.text+0x1ff9eb8) => (.text+0x1ffa274), (.text+0x1ff7840) >> >> powerpc-allyesconfig > > > It's been over 3 years since powerpc-allyesconfig built (it's just too big > for the relocation model the kernel uses) -- how is this a regression? It's a regression because it didn't complain about ".mcount" in the previous run. But I'll start stripping them from the rc-incremental reports. Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds