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| author | Chao Peng <chao.p.peng@linux.intel.com> | 2014-10-22 17:35:24 +0800 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2014-11-03 12:07:30 +0100 |
| commit | 612263b30c900b534fa76609d314ed55c255a94e (patch) | |
| tree | 1606193c7c9f6939c8f291a5b41edcb2e79e5540 /arch/x86/include | |
| parent | 7f05db6a20fe4d85bada20d365c78029831b9de1 (diff) | |
| download | op-kernel-dev-612263b30c900b534fa76609d314ed55c255a94e.zip op-kernel-dev-612263b30c900b534fa76609d314ed55c255a94e.tar.gz | |
KVM: x86: Enable Intel AVX-512 for guest
Expose Intel AVX-512 feature bits to guest. Also add checks for
xcr0 AVX512 related bits according to spec:
http://download-software.intel.com/sites/default/files/managed/71/2e/319433-017.pdf
Signed-off-by: Chao Peng <chao.p.peng@linux.intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/x86/include')
| -rw-r--r-- | arch/x86/include/asm/xsave.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/x86/include/asm/xsave.h b/arch/x86/include/asm/xsave.h index 7e7a79a..5fa9770 100644 --- a/arch/x86/include/asm/xsave.h +++ b/arch/x86/include/asm/xsave.h @@ -16,6 +16,7 @@ #define XSTATE_Hi16_ZMM 0x80 #define XSTATE_FPSSE (XSTATE_FP | XSTATE_SSE) +#define XSTATE_AVX512 (XSTATE_OPMASK | XSTATE_ZMM_Hi256 | XSTATE_Hi16_ZMM) /* Bit 63 of XCR0 is reserved for future expansion */ #define XSTATE_EXTEND_MASK (~(XSTATE_FPSSE | (1ULL << 63))) |
