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 X-Spam-Level: X-Spam-Status: No, score=-5.9 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B4A83C433DF for ; Wed, 20 May 2020 10:50:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7FC65207F9 for ; Wed, 20 May 2020 10:50:55 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="a0vISYNG" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726785AbgETKuy (ORCPT ); Wed, 20 May 2020 06:50:54 -0400 Received: from us-smtp-1.mimecast.com ([207.211.31.81]:34430 "EHLO us-smtp-delivery-1.mimecast.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726570AbgETKuy (ORCPT ); Wed, 20 May 2020 06:50:54 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1589971853; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=PPZ9QsNwnGV2YxLb/6yk6g6J5pHHPUVFz2+7su2cKBI=; b=a0vISYNGRFGz2Q5+aRpE5e56QhkAnosweG3N47iEKHx5MnVJV+NuWnJher4Xr5eUlmvzQP C3GdzXdFMExOn5F3xyFdl7jsKBwz0pMSXuFopFHRZ5T1nV7gKyzxkNlP9cFGZWjkWzEJ4/ cUodDMZ7p7HYW6TfywB2TnRDMqOPaeg= Received: from mail-ej1-f72.google.com (mail-ej1-f72.google.com [209.85.218.72]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-107-N9nb8NSRO_2zTJh5Al2Eew-1; Wed, 20 May 2020 06:50:43 -0400 X-MC-Unique: N9nb8NSRO_2zTJh5Al2Eew-1 Received: by mail-ej1-f72.google.com with SMTP id ng1so1166473ejb.22 for ; Wed, 20 May 2020 03:50:43 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:in-reply-to:references:date :message-id:mime-version; bh=PPZ9QsNwnGV2YxLb/6yk6g6J5pHHPUVFz2+7su2cKBI=; b=mEbhycKZkzdy5YPTLxsKElRnHDBFj19i/tS7AfsaMJeiQXLJhMBSHx13ymowheyQn4 uzX/rGeJc8urKzv5tQc5F4kezIPIsWjjKY/reXBcA/Yzsnx8Vp52DoyjiHXuI7UvjfTO UR3YHsABZOcPYxpiReN5WCqnZxREQWXgroRrX/Eu5QAPBLH5A4K8a3U5F4QfCRS+En+p CBzH+I/Jdymftseh0r9cfFSMJskFwsOnbfZnTvFK5gPR7E65pjKe13R8O8du3e39xh/H 59eYfb/w2RDB+vks/wYHXbjINr3xmmiKN6UauYkzhakbla9Unwbe3V0OGye0mej+ZNMn PWqQ== X-Gm-Message-State: AOAM530Nz83akv+vAMwH6Vyw6gHDhH3cQoAg6x1RiHszck4juJ5KQjnQ ePK43W9lvKMx9UcMknPz4RYLpRjvq1lWfZv6CCxql0gGz5NxlIpu3rU2pThr+IJwsVMw9xDIi4L AraE6PFShu5aKQjkgxLnu8Qws X-Received: by 2002:a05:6402:1215:: with SMTP id c21mr2944768edw.128.1589971842256; Wed, 20 May 2020 03:50:42 -0700 (PDT) X-Google-Smtp-Source: ABdhPJyBZRZcuiwta6kbLskORxe8z7aKFxmZ0CTaziznYN9yCX5MAGaa1UCZqCZ0+MSMA1d0cKsjNQ== X-Received: by 2002:a05:6402:1215:: with SMTP id c21mr2944753edw.128.1589971842032; Wed, 20 May 2020 03:50:42 -0700 (PDT) Received: from vitty.brq.redhat.com (g-server-2.ign.cz. [91.219.240.2]) by smtp.gmail.com with ESMTPSA id wr19sm1521487ejb.67.2020.05.20.03.50.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 20 May 2020 03:50:41 -0700 (PDT) From: Vitaly Kuznetsov To: x86@kernel.org Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org, kbuild test robot , Thomas Gleixner Subject: Re: [tip:x86/entry 4/80] drivers/xen/events/events_base.c:1664:6: warning: no previous prototype for 'xen_setup_callback_vector' In-Reply-To: <202005201858.UeplJGzF%lkp@intel.com> References: <202005201858.UeplJGzF%lkp@intel.com> Date: Wed, 20 May 2020 12:50:40 +0200 Message-ID: <87d06yubgf.fsf@vitty.brq.redhat.com> MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org kbuild test robot writes: > tree: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git x86/entry > head: 095b7a3e7745e6fb7cf0a1c09967c4f43e76f8f4 > commit: fad1940a6a856f59b073e8650e02052ce531154c [4/80] x86/xen: Split HVM vector callback setup and interrupt gate allocation > config: arm-randconfig-r013-20200519 (attached as .config) > compiler: arm-linux-gnueabi-gcc (GCC) 9.3.0 > reproduce: > wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross > chmod +x ~/bin/make.cross > git checkout fad1940a6a856f59b073e8650e02052ce531154c > # save the attached .config to linux build tree > COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arm > > If you fix the issue, kindly add following tag as appropriate > Reported-by: kbuild test robot > > All warnings (new ones prefixed by >>, old ones prefixed by <<): > >>> drivers/xen/events/events_base.c:1664:6: warning: no previous prototype for 'xen_setup_callback_vector' [-Wmissing-prototypes] > 1664 | void xen_setup_callback_vector(void) {} > | ^~~~~~~~~~~~~~~~~~~~~~~~~ > > vim +/xen_setup_callback_vector +1664 drivers/xen/events/events_base.c > > 1654 > 1655 static __init void xen_alloc_callback_vector(void) > 1656 { > 1657 if (!xen_have_vector_callback) > 1658 return; > 1659 > 1660 pr_info("Xen HVM callback vector for event delivery is enabled\n"); > 1661 alloc_intr_gate(HYPERVISOR_CALLBACK_VECTOR, xen_hvm_callback_vector); > 1662 } > 1663 #else >> 1664 void xen_setup_callback_vector(void) {} This isn't new in the patch as it just renames 'xen_callback_vector()' to 'xen_setup_callback_vector()' but we likely need to add 'static' here. I'll send a patch. > 1665 static inline void xen_alloc_callback_vector(void) {} > 1666 #endif > 1667 > > --- > 0-DAY CI Kernel Test Service, Intel Corporation > https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org -- Vitaly