[PATCH 0/8 v4] KVM: PPC: IOMMU in-kernel handling

[Alexey Kardashevskiy]

The changes are:
1. rebased on v3.10-rc7
2. removed spinlocks from real mode
3. added security checks between KVM and VFIO

MOre details in the individual patch comments.


Alexey Kardashevskiy (8):
  KVM: PPC: reserve a capability number for multitce support
  KVM: PPC: reserve a capability and ioctl numbers for realmode VFIO
  vfio: add external user support
  hashtable: add hash_for_each_possible_rcu_notrace()
  powerpc: Prepare to support kernel handling of IOMMU map/unmap
  KVM: PPC: Add support for multiple-TCE hcalls
  KVM: PPC: Add support for IOMMU in-kernel handling
  KVM: PPC: Add hugepage support for IOMMU in-kernel handling

 Documentation/virtual/kvm/api.txt        |   51 +++
 arch/powerpc/include/asm/kvm_host.h      |   31 ++
 arch/powerpc/include/asm/kvm_ppc.h       |   18 +-
 arch/powerpc/include/asm/pgtable-ppc64.h |    4 +
 arch/powerpc/include/uapi/asm/kvm.h      |    8 +
 arch/powerpc/kvm/book3s_64_vio.c         |  506 +++++++++++++++++++++++++++++-
 arch/powerpc/kvm/book3s_64_vio_hv.c      |  439 ++++++++++++++++++++++++--
 arch/powerpc/kvm/book3s_hv.c             |   41 ++-
 arch/powerpc/kvm/book3s_hv_rmhandlers.S  |    6 +
 arch/powerpc/kvm/book3s_pr_papr.c        |   37 ++-
 arch/powerpc/kvm/powerpc.c               |   15 +
 arch/powerpc/mm/init_64.c                |   78 ++++-
 drivers/vfio/vfio.c                      |   53 ++++
 include/linux/hashtable.h                |   15 +
 include/linux/page-flags.h               |    4 +-
 include/uapi/linux/kvm.h                 |    3 +
 16 files changed, 1279 insertions(+), 30 deletions(-)

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1.7.10.4