Re: [Xen-devel] [PATCH v2] AMD-Vi: allocate root table on demand

2017-03-20 Thread Suravee Suthikulpanit
On 3/20/17 20:55, Jan Beulich wrote: This was my originally intended fix for the AMD side of XSA-207: There's no need to unconditionally allocate the root table, and with that there's then also no way to leak it when a guest has no devices assigned. Signed-off-by: Jan Beulich --- v2: Add AMD_

[Xen-devel] [PATCH v2] AMD-Vi: allocate root table on demand

2017-03-20 Thread Jan Beulich
This was my originally intended fix for the AMD side of XSA-207: There's no need to unconditionally allocate the root table, and with that there's then also no way to leak it when a guest has no devices assigned. Signed-off-by: Jan Beulich --- v2: Add AMD_IOMMU_DEBUG() + domain_crash() to amd_iom