[PATCH 0/4 v12] MSI-X MMIO support for KVM

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Change from v10:
1. Update according to the comments of Michael.
2. Use mmio_needed to exit to userspace according to Marcelo's comments.

Sheng Yang (4):
  KVM: Move struct kvm_io_device to kvm_host.h
  KVM: Add kvm_io_ext_data to IO handler
  KVM: Emulate MSI-X table in kernel
  KVM: Add documents for MSI-X MMIO API

 Documentation/kvm/api.txt |   58 +++++++++
 arch/x86/kvm/Makefile     |    2 +-
 arch/x86/kvm/i8254.c      |    6 +-
 arch/x86/kvm/i8259.c      |    3 +-
 arch/x86/kvm/lapic.c      |    3 +-
 arch/x86/kvm/x86.c        |   42 +++++--
 include/linux/kvm.h       |   28 +++++
 include/linux/kvm_host.h  |   64 ++++++++++-
 virt/kvm/assigned-dev.c   |   41 +++++++
 virt/kvm/coalesced_mmio.c |    3 +-
 virt/kvm/eventfd.c        |    2 +-
 virt/kvm/ioapic.c         |    2 +-
 virt/kvm/iodev.h          |   31 +----
 virt/kvm/kvm_main.c       |   40 ++++++-
 virt/kvm/msix_mmio.c      |  291 +++++++++++++++++++++++++++++++++++++++++++++
 virt/kvm/msix_mmio.h      |   26 ++++
 16 files changed, 591 insertions(+), 51 deletions(-)
 create mode 100644 virt/kvm/msix_mmio.c
 create mode 100644 virt/kvm/msix_mmio.h

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