From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6123CC4167D for ; Mon, 28 Nov 2022 13:52:18 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232159AbiK1NwQ (ORCPT ); Mon, 28 Nov 2022 08:52:16 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48040 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232265AbiK1NwH (ORCPT ); Mon, 28 Nov 2022 08:52:07 -0500 Received: from albert.telenet-ops.be (albert.telenet-ops.be [IPv6:2a02:1800:110:4::f00:1a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id EE5AA20183 for ; Mon, 28 Nov 2022 05:52:05 -0800 (PST) Received: from ramsan.of.borg ([84.195.186.194]) by albert.telenet-ops.be with bizsmtp id pps4280044C55Sk06ps4Bh; Mon, 28 Nov 2022 14:52:04 +0100 Received: from geert (helo=localhost) by ramsan.of.borg with local-esmtp (Exim 4.93) (envelope-from ) id 1ozeYF-001tsE-NU; Mon, 28 Nov 2022 14:52:03 +0100 Date: Mon, 28 Nov 2022 14:52:03 +0100 (CET) From: Geert Uytterhoeven X-X-Sender: geert@ramsan.of.borg To: linux-kernel@vger.kernel.org cc: linux-um@lists.infradead.org, Taras Chornyi , netdev@vger.kernel.org, linux-spi@vger.kernel.org Subject: Re: Build regressions/improvements in v6.1-rc7 In-Reply-To: <20221128134525.3580246-1-geert@linux-m68k.org> Message-ID: References: <20221128134525.3580246-1-geert@linux-m68k.org> User-Agent: Alpine 2.22 (DEB 394 2020-01-19) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII; format=flowed Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org On Mon, 28 Nov 2022, Geert Uytterhoeven wrote: > JFYI, when comparing v6.1-rc7[1] to v6.1-rc6[3], the summaries are: > - build errors: +6/-0 + /kisskb/src/arch/um/include/asm/processor-generic.h: error: called object is not a function or function pointer: 94:18 => 94:19, 94:18 um-x86_64-gcc12/um-all{mod,yes}config (in kfd_cpumask_to_apic_id(), seen before with um-x86_64/um-all{mod,yes}config) + /kisskb/src/drivers/infiniband/sw/rdmavt/qp.c: error: 'struct cpuinfo_um' has no member named 'x86_cache_size': => 88:22 + /kisskb/src/drivers/infiniband/sw/rdmavt/qp.c: error: control reaches end of non-void function [-Werror=return-type]: => 89:1 + /kisskb/src/drivers/infiniband/sw/rdmavt/qp.c: error: implicit declaration of function '__copy_user_nocache' [-Werror=implicit-function-declaration]: => 100:2 um-x86_64/um-all{mod,yes}config (seen before on v6.1-rc4) + /kisskb/src/drivers/net/ethernet/marvell/prestera/prestera_flower.c: error: 'rule' is used uninitialized [-Werror=uninitialized]: => 480:34 + /kisskb/src/drivers/spi/spi-stm32-qspi.c: error: 'op' is used uninitialized [-Werror=uninitialized]: => 523:27, 564:27 um-x86_64-gcc12/um-all{mod,yes}config The latter looks completely bogus to me, unless there's a bug in the UML implementation of memcpy() and memset(), which are used to initialize "op". > [1] http://kisskb.ellerman.id.au/kisskb/branch/linus/head/b7b275e60bcd5f89771e865a8239325f86d9927d/ (all 152 configs) > [3] http://kisskb.ellerman.id.au/kisskb/branch/linus/head/eb7081409f94a9a8608593d0fb63a1aa3d6f95d8/ (149 out of 152 configs) 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