On Thu, Jun 16, 2022 at 04:46:28AM -0400, Yang Weijiang wrote:
> diff --git a/arch/x86/include/asm/fpu/types.h b/arch/x86/include/asm/fpu/types.h
> index eb7cd1139d97..03aa98fb9c2b 100644
> --- a/arch/x86/include/asm/fpu/types.h
> +++ b/arch/x86/include/asm/fpu/types.h
> @@ -115,8 +115,8 @@ enum xfeature {
> XFEATURE_PT_UNIMPLEMENTED_SO_FAR,
> XFEATURE_PKRU,
> XFEATURE_PASID,
> - XFEATURE_RSRVD_COMP_11,
> - XFEATURE_RSRVD_COMP_12,
> + XFEATURE_CET_USER,
> + XFEATURE_CET_KERNEL_UNIMPLEMENTED_SO_FAR,
> XFEATURE_RSRVD_COMP_13,
> XFEATURE_RSRVD_COMP_14,
> XFEATURE_LBR,
> @@ -138,6 +138,8 @@ enum xfeature {
> #define XFEATURE_MASK_PT (1 << XFEATURE_PT_UNIMPLEMENTED_SO_FAR)
> #define XFEATURE_MASK_PKRU (1 << XFEATURE_PKRU)
> #define XFEATURE_MASK_PASID (1 << XFEATURE_PASID)
> +#define XFEATURE_MASK_CET_USER (1 << XFEATURE_CET_USER)
> +#define XFEATURE_MASK_CET_KERNEL (1 << XFEATURE_CET_KERNEL_UNIMPLEMENTED_SO_FAR)
> #define XFEATURE_MASK_LBR (1 << XFEATURE_LBR)
> #define XFEATURE_MASK_XTILE_CFG (1 << XFEATURE_XTILE_CFG)
> #define XFEATURE_MASK_XTILE_DATA (1 << XFEATURE_XTILE_DATA)
I'm not sure about that UNIMPLEMENTED_SO_FAR thing, that is, I'm
thinking we *never* want XSAVE managed S_CET.
