Re: [dpdk-dev] [PATCH v4 1/4] vfio: revert changes for map contiguous areas in one go

2020-12-02 Thread David Christensen
On 12/1/20 9:46 PM, Nithin Dabilpuram wrote: In order to save DMA entries limited by kernel both for externel memory and hugepage memory, an attempt was made to map physically contiguous memory in one go. This cannot be done as VFIO IOMMU type1 does not support partially unmapping a previously

[dpdk-dev] [PATCH v4 1/4] vfio: revert changes for map contiguous areas in one go

2020-12-01 Thread Nithin Dabilpuram
In order to save DMA entries limited by kernel both for externel memory and hugepage memory, an attempt was made to map physically contiguous memory in one go. This cannot be done as VFIO IOMMU type1 does not support partially unmapping a previously mapped memory region while Heap can request for m