The first patch did some check to make sure the CE GAW bits are always valid (it can overflow in old codes, I see it dangerous).
The second patch extended VT-d GAW (Guest Address Width) from 39 bits to 48 bits. Please review. Thanks, Peter Xu (2): intel_iommu: check validity for GAW bits in CE intel_iommu: extend supported guest aw to 48 bits hw/i386/intel_iommu.c | 12 +++++++++++- hw/i386/intel_iommu_internal.h | 7 +++++-- include/hw/i386/intel_iommu.h | 2 +- 3 files changed, 17 insertions(+), 4 deletions(-) -- 2.7.4