Re: [PATCH 3/3] x86, AMD: Disable wrongly set X86_FEATURE_LAHF_LM CPUID bit

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On 08/30/2009 04:50 AM, Borislav Petkov wrote:
>  			clear_cpu_cap(c, X86_FEATURE_LAHF_LM);
> +			if (!rdmsrl_amd_safe(0xc001100d, &val)) {
> +				val &= ~(1ULL << 32);
> +				wrmsr_amd_safe(0xc001100d, (u32) val,
> +							   (u32)(val >> 32));
> +			}
> +		}

We presumably want/need wrmsrl_amd_safe() here!

	-hpa

-- 
H. Peter Anvin, Intel Open Source Technology Center
I work for Intel.  I don't speak on their behalf.

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