Re: [RFC patch 04/15] get_cycles() : powerpc64 HAVE_GET_CYCLES

From: Paul Mackerras
Date: Thu Oct 16 2008 - 20:27:16 EST

Mathieu Desnoyers writes:

> This patch selects HAVE_GET_CYCLES and makes sure get_cycles_barrier() and
> get_cycles_rate() are implemented.


> +static inline cycles_t get_cycles_rate(void)
> +{
> + return CLOCK_TICK_RATE;
> +}

CLOCK_TICK_RATE is certainly wrong. You want ppc_tb_freq (declared in
asm/time.h). Or tb_ticks_per_sec, since we seem to have two variables
for exactly the same thing, for some reason. :)

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