Received: by 2002:a25:8b12:0:0:0:0:0 with SMTP id i18csp941755ybl; Fri, 30 Aug 2019 09:19:56 -0700 (PDT) X-Google-Smtp-Source: APXvYqwjuM3XkZg2qXt/T2z1zkyXe3YbuYPrjX5JpTA+/lFeDS70j0Wg94WtYdp0yAd+Av6oUJGJ X-Received: by 2002:a17:902:b116:: with SMTP id q22mr16203085plr.338.1567181996569; Fri, 30 Aug 2019 09:19:56 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1567181996; cv=none; d=google.com; s=arc-20160816; b=hpC/7eZXSFS8w8H28TmkaAQTNBff4ZiD/Fwzia1Lr3kl124pUfSbobQcRJE1uFO4+3 yuaOTObbBw7O8TEQmsaTeynslOK7WvDge0fPGOaKiv9QS0HfbtOrTFUoEH4Jbfjfs2NO yZsUY1nFc3d1mZzGNHP9ggR2b8KHj8l6f3rUgWaSHD8Uf8W16N0vb2L3/rNRJakr3NzJ NLdGymguLk6JRJ0jOAL/mawD6cMRR57og6QjUEAAdoPRCFTKPvWW2fB9vRvMvu/Casdy TU/wuj1xx3v+ruJod0rFRe8SmiZiOtQMCKZ29HHE/p+OWnlHr5klKfrcEYw6NCUumvl4 6Obg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:user-agent:in-reply-to :content-disposition:mime-version:references:message-id:subject:cc :to:from:date:dkim-signature; bh=I09fo0Z72elrZNTtFC7i1aCRoS4BvE/ve/oDk4fjlIs=; b=cYO2zFjZlFDTxIYwBhrpOS7zjmmz686qF7iHeiHaOnovAmZXsRhDN5xL6GZuYBnZkd VFsxhOL3y0vGclNmjbbCuWgpqO+p/pgvuETX6LT4EpmPpbeD9BuMzUZe+hdTE9oZGu81 Qq5/qlc20YIPJJWXxYKlrdxyE0n4sA4k5SAnMYjWS6BYQC8mNS7nxHB/chWEAafrvdQe AP8edNLWAt+9/nPnSAuYvjL37DYFB9Ao5LrO+Ooq0rftevA15hD++zlECojFgjhrxKw1 UvrT9gBu7ff4ktwsG6kua6GyBwuTj9zPlTR50DwCsXYKauAn2W7WhZpDeqf/bLM9Txhj vS4g== ARC-Authentication-Results: i=1; mx.google.com; dkim=fail header.i=@infradead.org header.s=bombadil.20170209 header.b=W17LJbvv; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id e3si5112184pjr.26.2019.08.30.09.19.40; Fri, 30 Aug 2019 09:19:56 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=fail header.i=@infradead.org header.s=bombadil.20170209 header.b=W17LJbvv; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728079AbfH3QSn (ORCPT + 99 others); Fri, 30 Aug 2019 12:18:43 -0400 Received: from bombadil.infradead.org ([198.137.202.133]:39476 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727922AbfH3QSn (ORCPT ); Fri, 30 Aug 2019 12:18:43 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=In-Reply-To:Content-Type:MIME-Version :References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=I09fo0Z72elrZNTtFC7i1aCRoS4BvE/ve/oDk4fjlIs=; b=W17LJbvvnqhDwgrfqSVNFz6uW /ysTEHWWEgOWA/hTDj5uwUkmg1oJhx4y+Wrnp5+qkbj+prf+jbJtzOgNYNnGrJ2AmRzLxxXyoBUwY btk5HYQTEjvYtn2luICzXICZc9P/Y72hS78Yz3WDcN9b9uT1KZJKsZfGOyj8bJjd2WEcQKsfv5PxB QdNPQxoNNss2RWPBZAgsVVh5hKgixig2DztZFjQe+41EZBb3GLp/J717qOT9P+ksZV4wpSGxmMNIc idYGJjDaNNVe0nK8WnaMLAG0+a0pd3OCzES4/kiNv1s3a6Wx81ofNR81JyKO4o3nQrElzdVZ8tIY0 NlOhydYNA==; Received: from hch by bombadil.infradead.org with local (Exim 4.92 #3 (Red Hat Linux)) id 1i3jbk-0002ZI-QE; Fri, 30 Aug 2019 16:18:40 +0000 Date: Fri, 30 Aug 2019 09:18:40 -0700 From: Christoph Hellwig To: Krzysztof Wilczynski Cc: Bjorn Helgaas , Will Deacon , Joerg Roedel , linux-kernel@vger.kernel.org, iommu@lists.linux-foundation.org, linux-pci@vger.kernel.org, Robin Murphy , David Woodhouse , linux-arm-kernel@lists.infradead.org Subject: Re: [PATCH] PCI: Move ATS declarations to linux/pci.h Message-ID: <20190830161840.GA9733@infradead.org> References: <20190830150756.21305-1-kw@linux.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190830150756.21305-1-kw@linux.com> User-Agent: Mutt/1.11.4 (2019-03-13) X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Aug 30, 2019 at 05:07:56PM +0200, Krzysztof Wilczynski wrote: > Move ATS function prototypes from include/linux/pci-ats.h to > include/linux/pci.h so users only need to include : Why is that so important? Very few PCI(e) device drivers use ATS, so keeping it out of everyones include hell doesn't seem all bad.