linux-kernel - Re: [PATCH] PCI: export pci_find_host

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Message-ID: <45b16450-320b-86fd-603e-4fb311c6f4bd@infradead.org>
Date:   Tue, 20 Oct 2020 07:06:29 -0700
From:   Randy Dunlap <rdunlap@...radead.org>
To:     Christoph Hellwig <hch@...radead.org>
Cc:     linux-kernel@...r.kernel.org, kernel test robot <lkp@...el.com>,
        Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
        Paul Burton <paulburton@...nel.org>,
        linux-mips@...r.kernel.org, Bjorn Helgaas <bhelgaas@...gle.com>,
        linux-pci@...r.kernel.org, Lee Jones <lee.jones@...aro.org>,
        Thomas Bogendoerfer <tbogendoerfer@...e.de>
Subject: Re: [PATCH] PCI: export pci_find_host_bridge() to fix MFD build error

On 10/20/20 1:02 AM, Christoph Hellwig wrote:
> On Sun, Oct 18, 2020 at 11:14:53PM -0700, Randy Dunlap wrote:
>> Fix a build error in drivers/mfd/ioc.o by exporting
>> pci_find_host_bridge().
>>
>> ERROR: modpost: "pci_find_host_bridge" [drivers/mfd/ioc3.ko] undefined!
> 
> I think the mfd code should be fixed to not depend on such an internal
> symbol instead.
> 

Thanks for commenting. and I am not surprised.

Adding Cc: for Thomas and Lee.

-- 
~Randy