Re: [PATCH v1 06/10] clocksource: Remove "weak" from clocksource_default_clock() declaration

[Ingo Molnar]

* Bjorn Helgaas <bhelgaas@xxxxxxxxxx> wrote:

> kernel/time/jiffies.c provides a default clocksource_default_clock()
> definition explicitly marked "weak".  arch/s390 provides its own definition
> intended to override the default, but the "weak" attribute on the
> declaration applied to the s390 definition as well, so the linker chose one
> based on link order (see 10629d711ed7 ("PCI: Remove __weak annotation from
> pcibios_get_phb_of_node decl")).
> 
> Remove the "weak" attribute from the clocksource_default_clock()
> declaration so we always prefer a non-weak definition over the weak one,
> independent of link order.
> 
> Fixes: f1b82746c1e9 ("clocksource: Cleanup clocksource selection")
> Signed-off-by: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>
> CC: Daniel Lezcano <daniel.lezcano@xxxxxxxxxx>
> CC: Martin Schwidefsky <schwidefsky@xxxxxxxxxx>
> ---
>  include/linux/clocksource.h |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/include/linux/clocksource.h b/include/linux/clocksource.h
> index 653f0e2b6ca9..abcafaa20b86 100644
> --- a/include/linux/clocksource.h
> +++ b/include/linux/clocksource.h
> @@ -287,7 +287,7 @@ extern struct clocksource* clocksource_get_next(void);
>  extern void clocksource_change_rating(struct clocksource *cs, int rating);
>  extern void clocksource_suspend(void);
>  extern void clocksource_resume(void);
> -extern struct clocksource * __init __weak clocksource_default_clock(void);
> +extern struct clocksource * __init clocksource_default_clock(void);
>  extern void clocksource_mark_unstable(struct clocksource *cs);

Acked-by: Ingo Molnar <mingo@xxxxxxxxxx>

Thanks,

	Ingo
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