From: Christoph Hellwig <hch@infradead.org>
To: Manikanta Maddireddy <mmaddireddy@nvidia.com>
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()
Date: Wed, 29 Nov 2017 09:35:53 -0800 [thread overview]
Message-ID: <20171129173553.GA27742@infradead.org> (raw)
In-Reply-To: <1511638333-22951-5-git-send-email-mmaddireddy@nvidia.com>
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 <mmaddireddy@nvidia.com>
> ---
> 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.
next prev parent reply other threads:[~2017-11-29 17:35 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-11-25 19:32 [PATCH V2 0/9] Add loadable kernel module and power management support Manikanta Maddireddy
2017-11-25 19:32 ` [PATCH V2 3/9] ARM: tegra: Export tegra_cpuidle_pcie_irqs_in_use() Manikanta Maddireddy
[not found] ` <1511638333-22951-1-git-send-email-mmaddireddy-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2017-11-25 19:32 ` [PATCH V2 1/9] genirq: Export irq_set_msi_desc() Manikanta Maddireddy
2017-11-25 19:32 ` [PATCH V2 2/9] of: Export of_pci_range_to_resource() Manikanta Maddireddy
[not found] ` <1511638333-22951-3-git-send-email-mmaddireddy-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2017-11-26 22:31 ` Rob Herring
2017-11-25 19:32 ` [PATCH V2 4/9] PCI: Export pci_find_host_bridge() Manikanta Maddireddy
2017-11-29 17:35 ` Christoph Hellwig [this message]
2017-11-25 19:32 ` [PATCH V2 5/9] PCI: Export pci_flags Manikanta Maddireddy
2017-11-29 17:01 ` Bjorn Helgaas
[not found] ` <20171129170133.GC6469-1RhO1Y9PlrlHTL0Zs8A6p5iNqAH0jzoTYJqu5kTmcBRl57MIdRCFDg@public.gmane.org>
2017-11-30 10:24 ` Lorenzo Pieralisi
2017-11-30 18:42 ` Bjorn Helgaas
2017-11-30 19:38 ` Manikanta Maddireddy
2017-11-25 19:32 ` [PATCH V2 6/9] PCI: tegra: free resources on probe failure Manikanta Maddireddy
2017-11-29 11:59 ` Mikko Perttunen
2017-11-29 17:02 ` Bjorn Helgaas
2017-11-25 19:32 ` [PATCH V2 7/9] PCI: tegra: Add loadable kernel module support Manikanta Maddireddy
[not found] ` <1511638333-22951-8-git-send-email-mmaddireddy-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2017-11-29 12:01 ` Mikko Perttunen
2017-11-30 18:39 ` Manikanta Maddireddy
2017-11-25 19:32 ` [PATCH V2 8/9] PCI: tegra: Broadcast PME_turn_Off message before link goes to L2 Manikanta Maddireddy
2017-11-29 12:18 ` Mikko Perttunen
2017-12-01 8:51 ` Mikko Perttunen
[not found] ` <1511638333-22951-9-git-send-email-mmaddireddy-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2017-11-29 16:51 ` Bjorn Helgaas
2017-11-30 18:43 ` Manikanta Maddireddy
2017-11-25 19:32 ` [PATCH V2 9/9] PCI: tegra: Add power management support Manikanta Maddireddy
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