linux-kernel - Re: [PATCH v2 0/5] PCI: Convert pci_resource_to

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Date:   Tue, 30 Jul 2019 13:25:03 -0500
From:   Bjorn Helgaas <helgaas@...nel.org>
To:     Denis Efremov <efremov@...ux.com>
Cc:     "David S. Miller" <davem@...emloft.net>,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Paul Mackerras <paulus@...ba.org>,
        Michael Ellerman <mpe@...erman.id.au>,
        Ralf Baechle <ralf@...ux-mips.org>,
        Paul Burton <paul.burton@...s.com>,
        James Hogan <jhogan@...nel.org>,
        Michal Simek <monstr@...str.eu>, linux-mips@...r.kernel.org,
        linuxppc-dev@...ts.ozlabs.org, sparclinux@...r.kernel.org,
        linux-pci@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 0/5] PCI: Convert pci_resource_to_user() to a weak
 function

On Mon, Jul 29, 2019 at 01:13:56PM +0300, Denis Efremov wrote:
> Architectures currently define HAVE_ARCH_PCI_RESOURCE_TO_USER if they want
> to provide their own pci_resource_to_user() implementation. This could be
> simplified if we make the generic version a weak function. Thus,
> architecture specific versions will automatically override the generic one.
> 
> Changes in v2:
> 1. Removed __weak from pci_resource_to_user() declaration
> 2. Fixed typo s/spark/sparc/g
> 
> Denis Efremov (5):
>   PCI: Convert pci_resource_to_user to a weak function
>   microblaze/PCI: Remove HAVE_ARCH_PCI_RESOURCE_TO_USER
>   mips/PCI: Remove HAVE_ARCH_PCI_RESOURCE_TO_USER
>   powerpc/PCI: Remove HAVE_ARCH_PCI_RESOURCE_TO_USER
>   sparc/PCI: Remove HAVE_ARCH_PCI_RESOURCE_TO_USER
> 
>  arch/microblaze/include/asm/pci.h |  2 --
>  arch/mips/include/asm/pci.h       |  1 -
>  arch/powerpc/include/asm/pci.h    |  2 --
>  arch/sparc/include/asm/pci.h      |  2 --
>  drivers/pci/pci.c                 |  8 ++++++++
>  include/linux/pci.h               | 12 ------------
>  6 files changed, 8 insertions(+), 19 deletions(-)

Thanks, I added Paul's ack, squashed into a single patch since I think
it's easier to see what's going on then, and applied to pci/misc for
v4.5.