Re: [PATCH 2.6.19-rc5-mm2] cpufreq: set policy->curfreq on initialization

[Reuben Farrelly <reuben-linuxkernel@reub.net>]

On 16/11/2006 6:05 AM, Mattia Dongili wrote:
> Check the correct variable and set policy->cur upon acpi-cpufreq
> initialization to allow the userspace governor to be used as default.
>
> Signed-off-by: Mattia Dongili <malattia@linux.it>
>
> ---
>
> Reuben, could you also try if this patch fixes the BUG()?
> Thanks

It does, and all looks fine now, thanks.  Sorry for not getting back about it a 
little earlier.

Reuben


> diff --git a/arch/i386/kernel/cpu/cpufreq/acpi-cpufreq.c b/arch/i386/kernel/cpu/cpufreq/acpi-cpufreq.c
> index 18f4715..a630f94 100644
> --- a/arch/i386/kernel/cpu/cpufreq/acpi-cpufreq.c
> +++ b/arch/i386/kernel/cpu/cpufreq/acpi-cpufreq.c
> @@ -699,14 +699,14 @@ static int acpi_cpufreq_cpu_init(struct
>  	if (result)
>  		goto err_freqfree;
>  
> -	switch (data->cpu_feature) {
> +	switch (perf->control_register.space_id) {
>  	case ACPI_ADR_SPACE_SYSTEM_IO:
>  		/* Current speed is unknown and not detectable by IO port */
>  		policy->cur = acpi_cpufreq_guess_freq(data, policy->cpu);
>  		break;
>  	case ACPI_ADR_SPACE_FIXED_HARDWARE:
>  		acpi_cpufreq_driver.get = get_cur_freq_on_cpu;
> -		get_cur_freq_on_cpu(cpu);
> +		policy->cur = get_cur_freq_on_cpu(cpu);
>  		break;
>  	default:
>  		break;
-
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