linux-kernel - Re: [PATCH 10/10] Use standard CR8 flags, and fix TPR definition

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Message-ID: <469CC7CC.7050102@qumranet.com>
Date:	Tue, 17 Jul 2007 16:44:44 +0300
From:	Avi Kivity <avi@...ranet.com>
To:	Rusty Russell <rusty@...tcorp.com.au>
CC:	kvm-devel <kvm-devel@...ts.sourceforge.net>,
	lkml - Kernel Mailing List <linux-kernel@...r.kernel.org>,
	"H. Peter Anvin" <hpa@...or.com>
Subject: Re: [PATCH 10/10] Use standard CR8 flags, and fix TPR definition

Rusty Russell wrote:
> Intel manual (and KVM definition) say it's TPR is 4 bits wide.  Also fix
> CR8_RESEVED_BITS typo.
>
> Signed-off-by: Rusty Russell <rusty@...tcorp.com.au>
> diff -r 6ef0b4c0d6f7 include/asm-i386/processor-flags.h
> --- a/include/asm-i386/processor-flags.h	Tue Jul 17 18:07:48 2007 +1000
> +++ b/include/asm-i386/processor-flags.h	Tue Jul 17 18:12:54 2007 +1000
> @@ -63,7 +63,7 @@
>  /*
>   * x86-64 Task Priority Register, CR8
>   */
> -#define X86_CR8_TPR	0x00000007 /* task priority register */
> +#define X86_CR8_TPR	0x0000000F /* task priority register */
>  
>  /*
>   * AMD and Transmeta use MSRs for configuration; see <asm/msr-index.h>
>
>
>   


X86_CR8_TPR is not used in the kernel.  But is this meant to be a mask, 
or something else?

-- 
error compiling committee.c: too many arguments to function

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