linux-kernel - Re: [PATCH 06/12] i386: Minimum cpu detection cleanups.

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Date:	Mon, 30 Apr 2007 09:13:46 -0700
From:	"H. Peter Anvin" <hpa@...or.com>
To:	"Eric W. Biederman" <ebiederm@...ssion.com>
CC:	Andi Kleen <ak@...e.de>,
	virtualization <virtualization@...ts.linux-foundation.org>,
	linux-kernel@...r.kernel.org, Dave Jones <davej@...hat.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Jeremy Fitzhardinge <jeremy@...p.org>
Subject: Re: [PATCH 06/12] i386: Minimum cpu detection cleanups.

Eric W. Biederman wrote:
> 
> diff --git a/arch/i386/kernel/verify_cpu.S b/arch/i386/kernel/verify_cpu.S
> index ba9e03e..e51a869 100644
> --- a/arch/i386/kernel/verify_cpu.S
> +++ b/arch/i386/kernel/verify_cpu.S
> @@ -4,10 +4,6 @@
>  #include <asm/cpufeature.h>
>  
>  verify_cpu:
> -#if REQUIRED_MASK1 == 0
> -	xorl %eax,%eax
> -	ret
> -#endif
>  	pushfl				# Save caller passed flags
>  	pushl	$0			# Kill any dangerous flags
>  	popfl
> @@ -21,7 +17,7 @@ verify_cpu:
>  	testl	$(1<<18),%eax
                 ^^^^^^^
>  	jz	bad

While you're in there can you change references to the flags to use the
<asm/cpuflags.h> constants?

	-hpa
-
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