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 1FB87C433FE for ; Sun, 21 Nov 2021 21:09:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229739AbhKUVMC (ORCPT ); Sun, 21 Nov 2021 16:12:02 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41514 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229586AbhKUVMB (ORCPT ); Sun, 21 Nov 2021 16:12:01 -0500 Received: from mail-ua1-x935.google.com (mail-ua1-x935.google.com [IPv6:2607:f8b0:4864:20::935]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3E1C8C061714 for ; Sun, 21 Nov 2021 13:08:56 -0800 (PST) Received: by mail-ua1-x935.google.com with SMTP id w23so32541730uao.5 for ; Sun, 21 Nov 2021 13:08:56 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=posk.io; s=google; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=E3RG2vReGUIVq+WNNt5JWAHps80g21M6WWVDlgLB+xM=; b=YxiA8N/7/sjAkelyk35enzFTfyAW6EdOfmwrteLYipmIZUnFGhOJ9Oh0CYuWsfEILw rxmkvCtT+888/8k2PvC/zWpH4Tm2JL5B43SN18AFT4LDMiHF25skzWMzgkXiL0EdsQqU JgECz0t3Ia/biABswrAEHNKVEqq8D7p2aXKMDHwV4I01I3eaqaw4j3AJo1UQ6b2BWpEG faqJAMu6O6VxeSMLRMir/Z3dT+5e7njOGti79S+iqjTmTnT6R7VsFATWkhSSwyZUnIXF WNCu+Cmw/o+/VjWKiYpd2iYn10kSZKka0acSCPmrrOmq1GfTZP+RFVGFUjjIyRzq6060 FLIg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=E3RG2vReGUIVq+WNNt5JWAHps80g21M6WWVDlgLB+xM=; b=dLTbHQ3H45lxDq0bTGAFU1aC9x0lporafSLhJKVh4LnfIPAk+vX324lCzmD3Ulr285 p/mJx/YCMeFWlJ0cSr9gNtAn8eeiRIN1OrVUu8BoTQ5sMUTHbXvGRlOKc4u0N2bi6H+K ynV3iTvPeM/h5CMpAlrrpzXEkAoC5OaV22wZe6or5DsVwilULIZiZV7jleNHq5GeqxMw by90VW5yVLRkFaxD8aHNmLjz/CpGbJkvntz71TI62epDlbfKFc3FfmSuwX99/a5vy4W0 J9y5DhodLQ6GQfKhqeVRk3rvkeHb91DE6OZDjz7vHb6AiwOYRFUKCvz4S2HvtUVvkJzV FeKg== X-Gm-Message-State: AOAM532PhbA2BS9OfKqwaiNMO+1ndfaabX2Zpss7NnFiXyldnN5IqWu/ I4HjSuKxc+wQ7FJ9ZdBY5vGT7E7zUnNKZbbQjdglSg== X-Google-Smtp-Source: ABdhPJw/qx9alSo1fxC94rpmGEce3mXe/rYpa9MHb1r3NsJwXYJjx3Fxup49rxNpgdrig2M4LBkQk0m+LqyiDyAbFwI= X-Received: by 2002:a05:6102:94b:: with SMTP id a11mr126647964vsi.39.1637528935155; Sun, 21 Nov 2021 13:08:55 -0800 (PST) MIME-Version: 1.0 References: <20211104195804.83240-4-posk@google.com> <202111160425.fea03oXq-lkp@intel.com> In-Reply-To: <202111160425.fea03oXq-lkp@intel.com> From: Peter Oskolkov Date: Sun, 21 Nov 2021 13:08:44 -0800 Message-ID: Subject: Re: [PATCH v0.8 3/6] sched/umcg: implement UMCG syscalls To: kernel test robot Cc: Peter Zijlstra , Ingo Molnar , Thomas Gleixner , Andrew Morton , Dave Hansen , Andy Lutomirski , Linux Kernel Mailing List , linux-api@vger.kernel.org, kbuild-all@lists.01.org, Linux Memory Management List , Paul Turner Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Nov 15, 2021 at 12:12 PM kernel test robot wrote: > > Hi Peter, > > Thank you for the patch! Yet something to improve: > > [auto build test ERROR on 8ea9183db4ad8afbcb7089a77c23eaf965b0cacd] > > url: https://github.com/0day-ci/linux/commits/Peter-Oskolkov/sched-mm-x86-uaccess-implement-User-Managed-Concurrency-Groups/20211105-035945 > base: 8ea9183db4ad8afbcb7089a77c23eaf965b0cacd > config: i386-allyesconfig (attached as .config) > compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 > reproduce (this is a W=1 build): > # https://github.com/0day-ci/linux/commit/93e6110356346b226e3a41044aafe3d3b0906d10 > git remote add linux-review https://github.com/0day-ci/linux > git fetch --no-tags linux-review Peter-Oskolkov/sched-mm-x86-uaccess-implement-User-Managed-Concurrency-Groups/20211105-035945 > git checkout 93e6110356346b226e3a41044aafe3d3b0906d10 > # save the attached .config to linux build tree > mkdir build_dir > make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash > > If you fix the issue, kindly add following tag as appropriate > Reported-by: kernel test robot > > All errors (new ones prefixed by >>): I cannot reproduce this. Both in my tree on top of tip, and the one referenced above, I can compile i386 ok: $ make ARCH=i386 allyesconfig $ make ARCH=i386 -j16 succeeds. $ gcc --version gcc (Ubuntu 9.3.0-17ubuntu1~20.04) 9.3.0 > > In file included from :32: > >> ./usr/include/linux/umcg.h:80:2: error: unknown type name 'u64' > 80 | u64 state_ts; /* r/w */ > | ^~~ > >> ./usr/include/linux/umcg.h:91:2: error: unknown type name 'u32' > 91 | u32 next_tid; /* r */ > | ^~~ > ./usr/include/linux/umcg.h:93:2: error: unknown type name 'u32' > 93 | u32 flags; /* Reserved; must be zero. */ > | ^~~ > ./usr/include/linux/umcg.h:101:2: error: unknown type name 'u64' > 101 | u64 idle_workers_ptr; /* r/w */ > | ^~~ > ./usr/include/linux/umcg.h:107:2: error: unknown type name 'u64' > 107 | u64 idle_server_tid_ptr; /* r */ > | ^~~ > > --- > 0-DAY CI Kernel Test Service, Intel Corporation > https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org