From mboxrd@z Thu Jan  1 00:00:00 1970
From: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Subject: Re: [PATCH 1/3] xen/x86: Correct {a,
 m}perf check in generic_identify()
Date: Tue, 3 Nov 2015 09:31:49 -0500
Message-ID: <20151103143149.GA21174@l.oracle.com>
References: <1446487185-10152-1-git-send-email-andrew.cooper3@citrix.com>
	<1446487185-10152-2-git-send-email-andrew.cooper3@citrix.com>
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To: Andrew Cooper <andrew.cooper3@citrix.com>
Cc: Jan Beulich <JBeulich@suse.com>, Xen-devel <xen-devel@lists.xen.org>
List-Id: xen-devel@lists.xenproject.org

On Mon, Nov 02, 2015 at 05:59:43PM +0000, Andrew Cooper wrote:

Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>


> Signed-off-by: Andrew Cooper <andrew.cooper3@citrix.com>
> ---
> CC: Jan Beulich <JBeulich@suse.com>
> ---
>  xen/arch/x86/cpu/common.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/xen/arch/x86/cpu/common.c b/xen/arch/x86/cpu/common.c
> index 653b052..02f2504 100644
> --- a/xen/arch/x86/cpu/common.c
> +++ b/xen/arch/x86/cpu/common.c
> @@ -239,7 +239,7 @@ static void __cpuinit generic_identify(struct cpuinfo_x86 *c)
>  	if ( cpu_has(c, X86_FEATURE_CLFLSH) )
>  		c->x86_clflush_size = ((ebx >> 8) & 0xff) * 8;
>  
> -	if ( (c->cpuid_level > CPUID_PM_LEAF) &&
> +	if ( (c->cpuid_level >= CPUID_PM_LEAF) &&
>  	     (cpuid_ecx(CPUID_PM_LEAF) & CPUID6_ECX_APERFMPERF_CAPABILITY) )
>  		set_bit(X86_FEATURE_APERFMPERF, c->x86_capability);
>  
> -- 
> 2.1.4
> 
> 
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