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    Subject[PATCH 4.14 01/41] x86/cpufeatures: Add Intel Total Memory Encryption cpufeature
    Date
    4.14-stable review patch.  If anyone has any objections, please let me know.

    ------------------

    From: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>

    commit 1da961d72ab0cfbe8b7c26cba731dc2bb6b9494b upstream.

    CPUID.0x7.0x0:ECX[13] indicates whether CPU supports Intel Total Memory
    Encryption.

    Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
    Cc: Dave Hansen <dave.hansen@intel.com>
    Cc: Kai Huang <kai.huang@linux.intel.com>
    Cc: Linus Torvalds <torvalds@linux-foundation.org>
    Cc: Peter Zijlstra <peterz@infradead.org>
    Cc: Thomas Gleixner <tglx@linutronix.de>
    Cc: Tom Lendacky <thomas.lendacky@amd.com>
    Cc: linux-mm@kvack.org
    Link: http://lkml.kernel.org/r/20180305162610.37510-2-kirill.shutemov@linux.intel.com
    Signed-off-by: Ingo Molnar <mingo@kernel.org>
    Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

    ---
    arch/x86/include/asm/cpufeatures.h | 1 +
    1 file changed, 1 insertion(+)

    --- a/arch/x86/include/asm/cpufeatures.h
    +++ b/arch/x86/include/asm/cpufeatures.h
    @@ -314,6 +314,7 @@
    #define X86_FEATURE_VPCLMULQDQ (16*32+10) /* Carry-Less Multiplication Double Quadword */
    #define X86_FEATURE_AVX512_VNNI (16*32+11) /* Vector Neural Network Instructions */
    #define X86_FEATURE_AVX512_BITALG (16*32+12) /* Support for VPOPCNT[B,W] and VPSHUF-BITQMB instructions */
    +#define X86_FEATURE_TME (16*32+13) /* Intel Total Memory Encryption */
    #define X86_FEATURE_AVX512_VPOPCNTDQ (16*32+14) /* POPCNT for vectors of DW/QW */
    #define X86_FEATURE_LA57 (16*32+16) /* 5-level page tables */
    #define X86_FEATURE_RDPID (16*32+22) /* RDPID instruction */

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