Re: [PATCH] x86/cpuidle: improve data arrangement

[Keir Fraser <keir.xen@gmail.com>]

On 08/03/2012 12:46, "Jan Beulich" <JBeulich@suse.com> wrote:

> .. to reduce the amount of holes (wasted space).
> 
> Signed-off-by: Jan Beulich <jbeulich@suse.com>

Acked-by: Keir Fraser <keir@xen.org>

> --- a/xen/include/xen/cpuidle.h
> +++ b/xen/include/xen/cpuidle.h
> @@ -40,9 +40,9 @@
>  struct acpi_processor_cx
>  {
>      u8 idx;
> -    u8 type;
> -    u32 address;
> +    u8 type;         /* ACPI_STATE_Cn */
>      u8 entry_method; /* ACPI_CSTATE_EM_xxx */
> +    u32 address;
>      u32 latency;
>      u32 latency_ticks;
>      u32 power;
> @@ -66,8 +66,8 @@ struct acpi_processor_power
>      struct acpi_processor_flags flags;
>      struct acpi_processor_cx *last_state;
>      struct acpi_processor_cx *safe_state;
> -    u32 last_residency;
>      void *gdata; /* governor specific data */
> +    u32 last_residency;
>      u32 count;
>      struct acpi_processor_cx states[ACPI_PROCESSOR_MAX_POWER];
>  };
> 
> 
> 
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