Re: [Qemu-devel] [PATCH for-2.9 0/2] VT-d extend GAW to 48 bits

2016-12-07 Thread Fam Zheng
On Wed, 12/07 13:52, Peter Xu wrote: > 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 X

[Qemu-devel] [PATCH for-2.9 0/2] VT-d extend GAW to 48 bits

2016-12-06 Thread Peter Xu
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