linux-kernel - Re: [PATCH 1/3] pci: Add a generic, weakly-linked pcibios_fixup

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Message-ID: <CAMuHMdWd_4GzySTWsb5PupBw3UkLUKAwE-OvAgHScZutT-wiNQ@mail.gmail.com>
Date:   Sat, 24 Jun 2017 11:34:06 +0200
From:   Geert Uytterhoeven <geert@...ux-m68k.org>
To:     Palmer Dabbelt <palmer@...belt.com>
Cc:     linux-pci <linux-pci@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Bjorn Helgaas <bhelgaas@...gle.com>,
        Christoph Hellwig <hch@...radead.org>,
        Arnd Bergmann <arnd@...db.de>,
        arcml <linux-snps-arc@...ts.infradead.org>,
        Cris <linux-cris-kernel@...s.com>,
        "linux-ia64@...r.kernel.org" <linux-ia64@...r.kernel.org>,
        linux-s390 <linux-s390@...r.kernel.org>,
        Linux-sh list <linux-sh@...r.kernel.org>,
        sparclinux <sparclinux@...r.kernel.org>
Subject: Re: [PATCH 1/3] pci: Add a generic, weakly-linked pcibios_fixup_bus

Hi Palmer,

On Sat, Jun 24, 2017 at 3:50 AM, Palmer Dabbelt <palmer@...belt.com> wrote:
> Multiple architectures define this as an empty function, and I'm adding
> another one as part of the RISC-V port.  This adds a __weak version of
> pci_fixup_bios and deletes the now obselete ones in a handful of ports.
>
> The only functional change should be that microblaze used to export
> pcibios_fixup_bus.  None of the other architectures export this, so I
> just dropped it.
>
> Signed-off-by: Palmer Dabbelt <palmer@...belt.com>

Given this is an empty function, wouldn't it make more sense to have
a static inline in asm-generic, protected by #ifndef pcibios_fixup_bus?

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds