* Andi Kleen <[email protected]> wrote:
> From: Andi Kleen <[email protected]>
>
> Make clearcpuid= an early param, to make sure it is parsed
> before the XSAVE initialization. This allows to modify
> XSAVE state by clearing specific CPUID bits.
>
> Reviewed-by: Thomas Gleixner <[email protected]>
> Signed-off-by: Andi Kleen <[email protected]>
> ---
> arch/x86/kernel/cpu/common.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c
> index fd47692e5ce9..ff51c61d2df0 100644
> --- a/arch/x86/kernel/cpu/common.c
> +++ b/arch/x86/kernel/cpu/common.c
> @@ -1310,7 +1310,7 @@ static __init int setup_disablecpuid(char *arg)
>
> return 1;
> }
> -__setup("clearcpuid=", setup_disablecpuid);
> +early_param("clearcpuid", setup_disablecpuid);
Yeah, so there's pre-existing bad naming here that should be fixed before we
add
new complexity to the code: why is the option named 'clearcpuid' while the
function name is 'disablecpuid'?
Thanks,
Ingo
