On Fri, 2009-09-25 at 05:52 +0800, Roland Dreier wrote:
> I was recently lucky enough to get a 64-CPU system. The processors
> actually have T-states, so my kernel log ends up with 64 lines like:
>
> ACPI: CPU0 (power states: C1[C1] C2[C3])
>
> This is pretty useless clutter because this info is already available
> after boot from both /sys/devices/system/cpu/cpu*/cpuidle/state?/ as
> well as /proc/acpi/processor/CPU*/power.
>
> So just delete the code that prints the throttling states in
> processor_idle.c.
It seems that it is unnecessary to delete the C-state info.
Thanks.
>
> Signed-off-by: Roland Dreier <rolandd@xxxxxxxxx>
> ---
> drivers/acpi/processor_idle.c | 7 -------
> 1 files changed, 0 insertions(+), 7 deletions(-)
>
> diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c
> index cc61a62..706eacf 100644
> --- a/drivers/acpi/processor_idle.c
> +++ b/drivers/acpi/processor_idle.c
> @@ -1214,13 +1214,6 @@ int __cpuinit acpi_processor_power_init(struct acpi_processor *pr,
> acpi_processor_setup_cpuidle(pr);
> if (cpuidle_register_device(&pr->power.dev))
> return -EIO;
> -
> - printk(KERN_INFO PREFIX "CPU%d (power states:", pr->id);
> - for (i = 1; i <= pr->power.count; i++)
> - if (pr->power.states[i].valid)
> - printk(" C%d[C%d]", i,
> - pr->power.states[i].type);
> - printk(")\n");
> }
> #ifdef CONFIG_ACPI_PROCFS
> /* 'power' [R] */
> --
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