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=-2.4 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_2 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 EACF5C49ED7 for ; Fri, 20 Sep 2019 13:18:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id BD050205F4 for ; Fri, 20 Sep 2019 13:18:39 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lca.pw header.i=@lca.pw header.b="NM6tki/L" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727437AbfITNSj (ORCPT ); Fri, 20 Sep 2019 09:18:39 -0400 Received: from mail-qt1-f171.google.com ([209.85.160.171]:36236 "EHLO mail-qt1-f171.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726924AbfITNSi (ORCPT ); Fri, 20 Sep 2019 09:18:38 -0400 Received: by mail-qt1-f171.google.com with SMTP id o12so8609932qtf.3 for ; Fri, 20 Sep 2019 06:18:38 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=lca.pw; s=google; h=message-id:subject:from:to:cc:date:in-reply-to:references :mime-version:content-transfer-encoding; bh=/zBWVQUMduMEV6S4oIBu6WgtqiwSPYzhbiHGFHy9vHA=; b=NM6tki/LBfV6dT4LIGUY5UfW6c7Qj/qVC68mC8w2mSeEe+B6rOkXnVORyZCKePKFXg eJWFDhizzAfTT++dBCvbzDPb+XTuIQKUijX2DQpb6tFng3hsPDSL5aHyr3WrefAg1BLM W/gxGpDVcCB8Px2kVwKn2t+jfY7fi5UZmNNz/hUeSgF0At4N+0itF4ygt/9ZB9wRyOWa coqARgtzDluJh1VULcieqzJRblXGLABG98sZROfnzTfRE5b0PBoI8Cpo3FlXfJp7Z4+2 MaOYLVRCniheNmugEkbt9aYG3vba9UjhgbUkreWfZilRGrNaOJMMFx1O0YSnKlnhpr7r QESA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:message-id:subject:from:to:cc:date:in-reply-to :references:mime-version:content-transfer-encoding; bh=/zBWVQUMduMEV6S4oIBu6WgtqiwSPYzhbiHGFHy9vHA=; b=OHdNTsDgJJuXoax5V/ci3YgWTa7TP/gn2hlpZhJks4QvLK6Xnd4rYEOGiIbbDeNuXI m6vKPNB30n0HKvX2JY2jYtvjmPlIpXHaPSh+rSYtubHvzI0a5XTAnb6IH3chO/yCEkgS IJzSg9Q6OLltBg4KB3vwZz5N90CxIvprikEm+y6OCabjU+3WssCR01wuVN+HRAY3/UBo cB7k5sGjFgN28v0Fgn4lx9MKjVVMVEAcFUBFfJwLgIUuCdcoJ3lQ9hCLlVMkOC5fB4aC AGMGGiAFNe62V62SA7obhFWpy4LI/+95Oz0BzRCHaYrL0RY5VzKRhhWcksYtq4IdxQWv BqkQ== X-Gm-Message-State: APjAAAXb3jA8ai2kHcguQqTVfivDFHrZ1Yv6K74vrKoVyzLVF403uJ9b ZSHHTm1eq3k7N/KAbTmFITPPhQ== X-Google-Smtp-Source: APXvYqxIsFgyOBopMmS9+z7fnu+twmn7h4ZA2rMQZMYyKQD/qBcVJREwxOktdQbhEnDGO3ZY+bUuwg== X-Received: by 2002:ac8:7159:: with SMTP id h25mr3096004qtp.90.1568985517812; Fri, 20 Sep 2019 06:18:37 -0700 (PDT) Received: from dhcp-41-57.bos.redhat.com (nat-pool-bos-t.redhat.com. [66.187.233.206]) by smtp.gmail.com with ESMTPSA id k54sm1035355qtf.28.2019.09.20.06.18.35 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 20 Sep 2019 06:18:36 -0700 (PDT) Message-ID: <1568985515.5576.195.camel@lca.pw> Subject: Re: "arm64: use asm-generic/dma-mapping.h" introduced a kbuild warning From: Qian Cai To: Masahiro Yamada Cc: Christoph Hellwig , Will Deacon , Stefano Stabellini , Michal Marek , Linux Kbuild mailing list , linux-arm-kernel , Linux Kernel Mailing List Date: Fri, 20 Sep 2019 09:18:35 -0400 In-Reply-To: References: <1568898377.5576.186.camel@lca.pw> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.22.6 (3.22.6-10.el7) Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, 2019-09-20 at 19:24 +0900, Masahiro Yamada wrote: > Hi Qian, > > On Thu, Sep 19, 2019 at 10:06 PM Qian Cai wrote: > > > > The commit 5489c8e0cf03 ("arm64: use asm-generic/dma-mapping.h") introduced a > > kbuild warning, > > > > scripts/Makefile.asm-generic:25: redundant generic-y found in > > arch/arm64/include/asm/Kbuild: dma-mapping.h > > > > > > Which tree did you test? It was yesterday's linux-next (next-20190918) with this config [1], but it seems gone in today's linux-next. [1] https://raw.githubusercontent.com/cailca/linux-mm/master/arm64.config > > I tried the latest Linus tree (, which contains 5489c8e0cf03), > but I did not see this warning. > > >