From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from bombadil.infradead.org ([65.50.211.133]:50601 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S934621AbdK2RgB (ORCPT ); Wed, 29 Nov 2017 12:36:01 -0500 Date: Wed, 29 Nov 2017 09:35:53 -0800 From: Christoph Hellwig To: Manikanta Maddireddy Cc: thierry.reding@gmail.com, jonathanh@nvidia.com, robh+dt@kernel.org, frowand.list@gmail.com, bhelgaas@google.com, rjw@rjwysocki.net, tglx@linutronix.de, vidyas@nvidia.com, kthota@nvidia.com, linux-tegra@vger.kernel.org, devicetree@vger.kernel.org, linux-pci@vger.kernel.org, linux-pm@vger.kernel.org Subject: Re: [PATCH V2 4/9] PCI: Export pci_find_host_bridge() Message-ID: <20171129173553.GA27742@infradead.org> References: <1511638333-22951-1-git-send-email-mmaddireddy@nvidia.com> <1511638333-22951-5-git-send-email-mmaddireddy@nvidia.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii In-Reply-To: <1511638333-22951-5-git-send-email-mmaddireddy@nvidia.com> Sender: linux-pci-owner@vger.kernel.org List-ID: On Sun, Nov 26, 2017 at 01:02:08AM +0530, Manikanta Maddireddy wrote: > PCI subsystem pass pci_bus pointer to pci_ops callback functions, Tegra > host driver use pci_find_host_bridge() to get pci_host_bridge from pci_bus. > Export pci_find_host_bridge() to allow Tegra PCIe driver to be compiled as > loadable kernel module. > > Signed-off-by: Manikanta Maddireddy > --- > V2: > * commit message update > > drivers/pci/host-bridge.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/pci/host-bridge.c b/drivers/pci/host-bridge.c > index add66236215c..e0942fc086ad 100644 > --- a/drivers/pci/host-bridge.c > +++ b/drivers/pci/host-bridge.c > @@ -22,6 +22,7 @@ struct pci_host_bridge *pci_find_host_bridge(struct pci_bus *bus) > > return to_pci_host_bridge(root_bus->bridge); > } > +EXPORT_SYMBOL(pci_find_host_bridge); All PCI internals should be exported using EXPORT_SYMBOL_GPL.