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=-2.2 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 autolearn=no 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 DD4C8C33C9E for ; Mon, 3 Feb 2020 04:13:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9A15B20679 for ; Mon, 3 Feb 2020 04:13:02 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=kernel-dk.20150623.gappssmtp.com header.i=@kernel-dk.20150623.gappssmtp.com header.b="VilCGki/" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727159AbgBCENC (ORCPT ); Sun, 2 Feb 2020 23:13:02 -0500 Received: from mail-pl1-f193.google.com ([209.85.214.193]:34927 "EHLO mail-pl1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727156AbgBCENC (ORCPT ); Sun, 2 Feb 2020 23:13:02 -0500 Received: by mail-pl1-f193.google.com with SMTP id g6so5310145plt.2 for ; Sun, 02 Feb 2020 20:13:01 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel-dk.20150623.gappssmtp.com; s=20150623; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=dIrUPTnZvDwUp0R7l94JshTdtBhQRESPBxjrDmzBrdM=; b=VilCGki/nsp0khzP7Z+TmtsWQMMqU+mbNC3ccbFitSDEf+1jKnXg4usCKBo++RDKFf MDsgSLjPhqltMgm6sqDYd6xMwPuCS7WO+oixZ77xwfvOaE0NFCNiD3T2GXORqS1NmDT4 VKrBOz9qRANHpMIG2rlJutTaY9xi5eh7uwXORboNHOlMq7DZstA+qFek0wY6LlUNehLv 4tBxdPkwZ19YEOz23nNe6zEtYjxfiA9dzEne9XUBNaQAtalgcKyfeTKbwXLSNGD86GET IzWR1/FPU36B6xicm4Z5KPfQ5zE4aLsKcx7NG4vNmK9RmECWGKfWNWpwhG1j28AvIZQe 1vkA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=dIrUPTnZvDwUp0R7l94JshTdtBhQRESPBxjrDmzBrdM=; b=YGZeV8gk0Zdekf0E5U0SdJoszrV1fiiyXPqGWsSZ15LCfeNeuzWq3F0m3PbSdKWJkP dhZ/LYZVAAjkftgXPIpoxQEi11mbpX/Gxo0eXvFcTVKn5z8LfgpQVTHxyaoR2glE7EmW vTKHLiuHUrsx+xcRkF3TAwoWZB6jh4cYh1kKAZyJC6TLBT4pNEAkM/9MT7AWh6dLaDsc 1WKl3Yi8FFdtlpCuKbMWgi+dDDVkGU6L7D7kl8xiBm02sq8RTsODucJxDtW9lVO9diWG Zwg4ElKrqLr36+OE8rQ9ZWHUj7bZjXJT89q1zdYBGHgU4R7ZRvh1qtxIk/bRtfHghfQR dG4Q== X-Gm-Message-State: APjAAAWJP5d4B7Km3EGA8wNSPvmL9XfNKrZGfZuKBAPfKyHnqe4I1Ncy FwxcQOgmZp1/VZMabUQDVcnmmufYoWI= X-Google-Smtp-Source: APXvYqxQZHCWlp5qmDphiuPsGQqccqa4TLIW+Tcop2vkbJNf3d28rxW0c3Fi9SkYBo50utQyV/WKGQ== X-Received: by 2002:a17:90a:178f:: with SMTP id q15mr27802458pja.132.1580703181309; Sun, 02 Feb 2020 20:13:01 -0800 (PST) Received: from [192.168.1.188] ([66.219.217.145]) by smtp.gmail.com with ESMTPSA id l37sm18338795pjb.15.2020.02.02.20.13.00 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 02 Feb 2020 20:13:00 -0800 (PST) Subject: Re: linux-next: build failure after merge of the block tree To: Stephen Rothwell Cc: Linux Next Mailing List , Linux Kernel Mailing List References: <20200203110426.6ceca414@canb.auug.org.au> From: Jens Axboe Message-ID: Date: Sun, 2 Feb 2020 21:12:59 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.4.1 MIME-Version: 1.0 In-Reply-To: <20200203110426.6ceca414@canb.auug.org.au> Content-Type: text/plain; charset=windows-1252 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-next-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-next@vger.kernel.org On 2/2/20 5:04 PM, Stephen Rothwell wrote: > Hi all, > > After merging the block tree, today's linux-next build (powerpc > ppc64_defconfig) failed like this: > > In file included from drivers/vhost/vhost.c:13: > include/linux/eventfd.h:43:22: error: unknown type name 'eventfd_wake_count' > 43 | DECLARE_PER_CPU(int, eventfd_wake_count); > | ^~~~~~~~~~~~~~~~~~ > include/linux/eventfd.h: In function 'eventfd_signal_count': > include/linux/eventfd.h:47:9: error: implicit declaration of function 'this_cpu_read' [-Werror=implicit-function-declaration] > 47 | return this_cpu_read(eventfd_wake_count); > | ^~~~~~~~~~~~~ > include/linux/eventfd.h:47:23: error: 'eventfd_wake_count' undeclared (first use in this function); did you mean 'eventfd_signal_count'? > 47 | return this_cpu_read(eventfd_wake_count); > | ^~~~~~~~~~~~~~~~~~ > | eventfd_signal_count > include/linux/eventfd.h:47:23: note: each undeclared identifier is reported only once for each function it appears in > > Caused by commit > > 9a9f718763cf ("eventfd: track eventfd_signal() recursion depth") > > I have used the block tree from next-20200131 for today. Doh, missed include, didn't fail on x86-64. Fixed it up, should work tomorrow. -- Jens Axboe