Re: [PATCH v7 08/14] IOMMU/x86: prefill newly allocate page tables

2022-07-22 Thread Durrant, Paul
On 05/07/2022 13:47, Jan Beulich wrote: Page tables are used for two purposes after allocation: They either start out all empty, or they are filled to replace a superpage. Subsequently, to replace all empty or fully contiguous page tables, contiguous sub-regions will be recorded within individual

[PATCH v7 08/14] IOMMU/x86: prefill newly allocate page tables

2022-07-05 Thread Jan Beulich
Page tables are used for two purposes after allocation: They either start out all empty, or they are filled to replace a superpage. Subsequently, to replace all empty or fully contiguous page tables, contiguous sub-regions will be recorded within individual page tables. Install the initial set of m