Paravirtualized ticket spinlocks for KVM host

This series forms the kvm host part of paravirtual spinlock based against kvm tree.

Please refer to https://lkml.org/lkml/2013/8/9/265 for kvm guest and Xen, x86 part merged to -tip spinlocks.

Please note that:
kvm uapi: Add KICK_CPU and PV_UNHALT definition to uapi is a common patch for both guest and host.

Changes since V12:
fold the patch 3 into patch 2 for bisection. (Eric Northup)

Raghavendra K T (3):
kvm uapi: Add KICK_CPU and PV_UNHALT definition to uapi kvm hypervisor: Simplify kvm_for_each_vcpu with
kvm_irq_delivery_to_apic
Documentation/kvm : Add documentation on Hypercalls and features used
for PV spinlock

Srivatsa Vaddagiri (1):
kvm hypervisor : Add a hypercall to KVM hypervisor to support
pv-ticketlocks

 Documentation/virtual/kvm/cpuid.txt      |  4 ++++
 Documentation/virtual/kvm/hypercalls.txt | 14 ++++++++++++++
 arch/x86/include/asm/kvm_host.h          |  5 +++++
 arch/x86/include/uapi/asm/kvm_para.h     |  1 +
 arch/x86/kvm/cpuid.c                     |  3 ++-
 arch/x86/kvm/lapic.c                     |  5 ++++-
 arch/x86/kvm/x86.c                       | 31 ++++++++++++++++++++++++++++++-
 include/uapi/linux/kvm_para.h            |  1 +
 8 files changed, 61 insertions(+), 3 deletions(-)

1.7.11.7