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Date: Wed, 8 Aug 2007 11:16:41 +0200
From: Andi Kleen <ak@...e.de>
To: Glauber de Oliveira Costa <gcosta@...hat.com>
Cc: linux-kernel@...r.kernel.org, akpm@...ux-foundation.org,
rusty@...tcorp.com.au, mingo@...e.hu, chrisw@...s-sol.org,
jeremy@...p.org, avi@...ranet.com, anthony@...emonkey.ws,
virtualization@...ts.linux-foundation.org, lguest@...abs.org,
Steven Rostedt <rostedt@...dmis.org>
Subject: Re: [PATCH 4/25] [PATCH] Add debugreg/load_rsp native hooks
>
> @@ -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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