On Thu, 16 Nov 2006 09:48:55 +0100
Ingo Molnar <[EMAIL PROTECTED]> wrote:
> +static inline int
> +smp_call_function_single(int cpuid, void (*func) (void *info), void *info,
> + int retry, int wait)
> +{
> + func(info);
> +
> + return 0;
> +}
> +
Given that on SMP the function is called with local interrupts disabled,
I'd suggest that it should be called with local interrupts disabled on UP
as well.
on_each_cpu() does this and one caller (at least) relies upon it
(invalidate_bh_lrus(), iirc).
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