Re: [RFC][PATCH 1/6] x86_64: Enable arch-generic vsyscall support.

[Andi Kleen]

> diff --git a/kernel/timer.c b/kernel/timer.c
> index b650f04..08b4a02 100644
> --- a/kernel/timer.c
> +++ b/kernel/timer.c
> @@ -1023,6 +1023,12 @@ static int __init timekeeping_init_devic
>  
>  device_initcall(timekeeping_init_device);
>  
> +#ifdef CONFIG_GENERIC_TIME_VSYSCALL
> +extern void update_vsyscall(struct timespec* ts, struct clocksource* c);
> +#else
> +#define update_vsyscall(now, c)
> +#endif

Using a weak dummy function would be a bit cleaner.

-Andi

>
-
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