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=-8.6 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FAKE_REPLY_C,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 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 C3886C35E1E for ; Thu, 27 Feb 2020 20:55:44 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 879BB246A1 for ; Thu, 27 Feb 2020 20:55:44 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="1eIeXpS8" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 879BB246A1 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 2785A6B0005; Thu, 27 Feb 2020 15:55:44 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 2280C6B0006; Thu, 27 Feb 2020 15:55:44 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 117346B0007; Thu, 27 Feb 2020 15:55:44 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0250.hostedemail.com [216.40.44.250]) by kanga.kvack.org (Postfix) with ESMTP id EFB786B0005 for ; Thu, 27 Feb 2020 15:55:43 -0500 (EST) Received: from smtpin12.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay03.hostedemail.com (Postfix) with ESMTP id C9B2A8245578 for ; Thu, 27 Feb 2020 20:55:43 +0000 (UTC) X-FDA: 76537113366.12.mice12_894cf7f28a444 X-HE-Tag: mice12_894cf7f28a444 X-Filterd-Recvd-Size: 3359 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by imf38.hostedemail.com (Postfix) with ESMTP for ; Thu, 27 Feb 2020 20:55:43 +0000 (UTC) Received: from localhost (mobile-166-175-186-165.mycingular.net [166.175.186.165]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 2A6272468E; Thu, 27 Feb 2020 20:55:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1582836942; bh=uo4pZ8pLnVJHt+X+KMHCkfw/S+qxfnVMzkyq2/sf/Q8=; h=Date:From:To:Cc:Subject:In-Reply-To:From; b=1eIeXpS8HUAIuUBh9/tzJuBcJ+ccfhZwy41bHiqBUgYJacHs6Foi3Fg+K1o0I5KxN l5ZbqG+I0Te3bfwhBiAh3/eAUDZf/RsiG2jjBDNWyh3sOrAlZIAHTZEx57qWphCB27 kuhWQ9DqHskFidgv7Jb6SxLtKoRz7JESO1q4DHg8= Date: Thu, 27 Feb 2020 14:55:40 -0600 From: Bjorn Helgaas To: Jean-Philippe Brucker Cc: iommu@lists.linux-foundation.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-pci@vger.kernel.org, linux-mm@kvack.org, joro@8bytes.org, robh+dt@kernel.org, mark.rutland@arm.com, catalin.marinas@arm.com, will@kernel.org, robin.murphy@arm.com, kevin.tian@intel.com, baolu.lu@linux.intel.com, Jonathan.Cameron@huawei.com, jacob.jun.pan@linux.intel.com, christian.koenig@amd.com, yi.l.liu@intel.com, zhangfei.gao@linaro.org Subject: Re: [PATCH v4 25/26] PCI/ATS: Export symbols of PRI functions Message-ID: <20200227205540.GA131096@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200224182401.353359-26-jean-philippe@linaro.org> User-Agent: Mutt/1.12.2 (2019-09-21) X-Bogosity: Ham, tests=bogofilter, spamicity=0.000171, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: Subject could be simply "PCI/ATS: Export PRI functions" On Mon, Feb 24, 2020 at 07:24:00PM +0100, Jean-Philippe Brucker wrote: > The SMMUv3 driver uses pci_{enable,disable}_pri() and related > functions. Export those functions to allow the driver to be built as a > module. > > Cc: Bjorn Helgaas > Signed-off-by: Jean-Philippe Brucker Acked-by: Bjorn Helgaas > --- > drivers/pci/ats.c | 4 ++++ > 1 file changed, 4 insertions(+) > > diff --git a/drivers/pci/ats.c b/drivers/pci/ats.c > index bbfd0d42b8b9..fc8fc6fc8bd5 100644 > --- a/drivers/pci/ats.c > +++ b/drivers/pci/ats.c > @@ -197,6 +197,7 @@ void pci_pri_init(struct pci_dev *pdev) > if (status & PCI_PRI_STATUS_PASID) > pdev->pasid_required = 1; > } > +EXPORT_SYMBOL_GPL(pci_pri_init); > > /** > * pci_enable_pri - Enable PRI capability > @@ -243,6 +244,7 @@ int pci_enable_pri(struct pci_dev *pdev, u32 reqs) > > return 0; > } > +EXPORT_SYMBOL_GPL(pci_enable_pri); > > /** > * pci_disable_pri - Disable PRI capability > @@ -322,6 +324,7 @@ int pci_reset_pri(struct pci_dev *pdev) > > return 0; > } > +EXPORT_SYMBOL_GPL(pci_reset_pri); > > /** > * pci_prg_resp_pasid_required - Return PRG Response PASID Required bit > @@ -337,6 +340,7 @@ int pci_prg_resp_pasid_required(struct pci_dev *pdev) > > return pdev->pasid_required; > } > +EXPORT_SYMBOL_GPL(pci_prg_resp_pasid_required); > #endif /* CONFIG_PCI_PRI */ > > #ifdef CONFIG_PCI_PASID > -- > 2.25.0 >