Re: [PATCH 4/25] [PATCH] Add debugreg/load_rsp native hooks

From: Andi Kleen
Date: Wed Aug 08 2007 - 06:02:19 EST



>
> @@ -264,13 +270,64 @@ struct thread_struct {
> set_fs(USER_DS); \
> } while(0)
>
> -#define get_debugreg(var, register) \
> - __asm__("movq %%db" #register ", %0" \
> - :"=r" (var))
> -#define set_debugreg(value, register) \
> - __asm__("movq %0,%%db" #register \
> - : /* no output */ \
> - :"r" (value))
> +static inline unsigned long native_get_debugreg(int regno)
> +{
> + unsigned long val;

It would be better to have own functions for each debug register I think

-Andi
-
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