Subject: Re: linux-next: build warning after merge of the iommu tree

From: sathyanarayanan kuppuswamy <[email-masked]>
Date: Wed, 27 Feb 2019 10:48:53 -0800

Hi,

On 2/26/19 6:20 PM, Stephen Rothwell wrote:
> Hi Joerg,
>
> After merging the iommu tree, today's linux-next build (arm
> multi_v7_defconfig) produced this warning:
>
> In file included from drivers/pci/pci.c:32:
> include/linux/pci-ats.h:70:12: warning: 'pci_prg_resp_pasid_required' defined but not used [-Wunused-function]
>   static int pci_prg_resp_pasid_required(struct pci_dev *pdev)
>              ^~~~~~~~~~~~~~~~~~~~~~~~~~~
>
> Introduced by commit
>
>    e5567f5f6762 ("PCI/ATS: Add pci_prg_resp_pasid_required() interface.")
>
> The non CONFIG_PCI_PASID version needs an "inline".
I can submit the fix, but do we need a new patch to fix it or the 
original patch can be updated ?
-- 
Sathyanarayanan Kuppuswamy
Linux kernel developer