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    Subject[tip:x86/spinlocks] kvm uapi: Add KICK_CPU and PV_UNHALT definition to uapi
    Commit-ID:  9b61f3555eaa0884dfd3e5df902c09447ff8af42
    Gitweb: http://git.kernel.org/tip/9b61f3555eaa0884dfd3e5df902c09447ff8af42
    Author: Raghavendra K T <raghavendra.kt@linux.vnet.ibm.com>
    AuthorDate: Tue, 6 Aug 2013 17:14:33 +0530
    Committer: H. Peter Anvin <hpa@linux.intel.com>
    CommitDate: Thu, 8 Aug 2013 16:07:16 -0700

    kvm uapi: Add KICK_CPU and PV_UNHALT definition to uapi

    These are needed by both guest and host.

    Originally-from: Srivatsa Vaddagiri <vatsa@linux.vnet.ibm.com>
    Signed-off-by: Raghavendra K T <raghavendra.kt@linux.vnet.ibm.com>
    Link: http://lkml.kernel.org/r/20130806114433.20643.14387.sendpatchset@codeblue.in.ibm.com
    Acked-by: Gleb Natapov <gleb@redhat.com>
    Acked-by: Ingo Molnar <mingo@kernel.org>
    Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
    ---
    arch/x86/include/uapi/asm/kvm_para.h | 1 +
    include/uapi/linux/kvm_para.h | 1 +
    2 files changed, 2 insertions(+)

    diff --git a/arch/x86/include/uapi/asm/kvm_para.h b/arch/x86/include/uapi/asm/kvm_para.h
    index 06fdbd9..94dc8ca 100644
    --- a/arch/x86/include/uapi/asm/kvm_para.h
    +++ b/arch/x86/include/uapi/asm/kvm_para.h
    @@ -23,6 +23,7 @@
    #define KVM_FEATURE_ASYNC_PF 4
    #define KVM_FEATURE_STEAL_TIME 5
    #define KVM_FEATURE_PV_EOI 6
    +#define KVM_FEATURE_PV_UNHALT 7

    /* The last 8 bits are used to indicate how to interpret the flags field
    * in pvclock structure. If no bits are set, all flags are ignored.
    diff --git a/include/uapi/linux/kvm_para.h b/include/uapi/linux/kvm_para.h
    index cea2c5c..2841f86 100644
    --- a/include/uapi/linux/kvm_para.h
    +++ b/include/uapi/linux/kvm_para.h
    @@ -19,6 +19,7 @@
    #define KVM_HC_MMU_OP 2
    #define KVM_HC_FEATURES 3
    #define KVM_HC_PPC_MAP_MAGIC_PAGE 4
    +#define KVM_HC_KICK_CPU 5

    /*
    * hypercalls use architecture specific

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