Re: [PATCH 1/2] x86, hpet: Make boot_hpet_disable extern

From: Feng Tang
Date: Thu May 08 2014 - 02:30:16 EST


Ping for comments for these 2 patches. Thanks!

- Feng

On Thu, Apr 24, 2014 at 04:18:17PM +0800, Feng Tang wrote:
> HPET on some platform has accuracy problem. Making
> "boot_hpet_disable" extern so that we can runtime disable
> the HPET timer by using quirk to check the platform.
>
> Signed-off-by: Feng Tang <feng.tang@xxxxxxxxx>
> ---
> arch/x86/include/asm/hpet.h | 1 +
> arch/x86/kernel/hpet.c | 2 +-
> 2 files changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/arch/x86/include/asm/hpet.h b/arch/x86/include/asm/hpet.h
> index b18df57..36f7125 100644
> --- a/arch/x86/include/asm/hpet.h
> +++ b/arch/x86/include/asm/hpet.h
> @@ -63,6 +63,7 @@
> /* hpet memory map physical address */
> extern unsigned long hpet_address;
> extern unsigned long force_hpet_address;
> +extern int boot_hpet_disable;
> extern u8 hpet_blockid;
> extern int hpet_force_user;
> extern u8 hpet_msi_disable;
> diff --git a/arch/x86/kernel/hpet.c b/arch/x86/kernel/hpet.c
> index 8d80ae0..4177bfb 100644
> --- a/arch/x86/kernel/hpet.c
> +++ b/arch/x86/kernel/hpet.c
> @@ -88,7 +88,7 @@ static inline void hpet_clear_mapping(void)
> /*
> * HPET command line enable / disable
> */
> -static int boot_hpet_disable;
> +int boot_hpet_disable;
> int hpet_force_user;
> static int hpet_verbose;
>
> --
> 1.7.9.5
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