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    Subject[PATCH linux 1/8] x86/xen: update cpuid.h from Xen-4.7
    Date
    Update cpuid.h header from xen hypervisor tree to get
    XEN_HVM_CPUID_VCPU_ID_PRESENT definition.

    Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
    ---
    arch/x86/include/asm/xen/cpuid.h | 5 ++++-
    1 file changed, 4 insertions(+), 1 deletion(-)

    diff --git a/arch/x86/include/asm/xen/cpuid.h b/arch/x86/include/asm/xen/cpuid.h
    index 0d809e9..3bdd10d 100644
    --- a/arch/x86/include/asm/xen/cpuid.h
    +++ b/arch/x86/include/asm/xen/cpuid.h
    @@ -76,15 +76,18 @@
    /*
    * Leaf 5 (0x40000x04)
    * HVM-specific features
    + * EAX: Features
    + * EBX: vcpu id (iff EAX has XEN_HVM_CPUID_VCPU_ID_PRESENT flag)
    */

    -/* EAX Features */
    /* Virtualized APIC registers */
    #define XEN_HVM_CPUID_APIC_ACCESS_VIRT (1u << 0)
    /* Virtualized x2APIC accesses */
    #define XEN_HVM_CPUID_X2APIC_VIRT (1u << 1)
    /* Memory mapped from other domains has valid IOMMU entries */
    #define XEN_HVM_CPUID_IOMMU_MAPPINGS (1u << 2)
    +/* vcpu id is present in EBX */
    +#define XEN_HVM_CPUID_VCPU_ID_PRESENT (1u << 3)

    #define XEN_CPUID_MAX_NUM_LEAVES 4

    --
    2.5.5
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