Re: [PATCH] Centralise CONFIG_ARCH_NO_VIRT_TO_BUS

[Geert Uytterhoeven]

On Mon, Nov 12, 2012 at 10:26 PM, Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> wrote:
> diff --git a/arch/Kconfig b/arch/Kconfig
> index 366ec06..9bc00e7 100644
> --- a/arch/Kconfig
> +++ b/arch/Kconfig
> @@ -271,6 +271,13 @@ config ARCH_WANT_OLD_COMPAT_IPC
>         select ARCH_WANT_COMPAT_IPC_PARSE_VERSION
>         bool
>
> +config ARCH_NO_VIRT_TO_BUS
> +       bool
> +       help
> +         An architecture should select this if it cannot (or will not)
> +         implement virt_to_bus().  All new architectures should probably
> +         select this.

Don't we typically put the burden of selecting Kconfig flags for deprecated
features on the existing architectures that provide the deprecated features?

I.e. shouldn't it be ARCH_HAS_VIRT_TO_BUS, selected by the architectures
that need it, instead?

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx

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
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