[dpdk-dev] [PATCH] vfio: use contiguous mapping for IOVA as VA mode

2019-07-23 Thread Anatoly Burakov
When using IOVA as VA mode, there is no need to map segments page by page. This normally isn't a problem, but it becomes one when attempting to use DPDK in no-huge mode, where VFIO subsystem simply runs out of space to store mappings. Fix this for x86 by triggering different callbacks based on whe

Re: [dpdk-dev] [PATCH] vfio: use contiguous mapping for IOVA as VA mode

2019-07-23 Thread Sirvys, Andrius
Subject: [PATCH] vfio: use contiguous mapping for IOVA as VA mode When using IOVA as VA mode, there is no need to map segments page by page. This normally isn't a problem, but it becomes one when attempting to use DPDK in no-huge mode, where VFIO subsystem simply runs out of space to store ma

Re: [dpdk-dev] [PATCH] vfio: use contiguous mapping for IOVA as VA mode

2019-07-23 Thread Thomas Monjalon
23/07/2019 12:30, Sirvys, Andrius: > When using IOVA as VA mode, there is no need to map segments page by page. > This normally isn't a problem, but it becomes one when attempting to use DPDK > in no-huge mode, where VFIO subsystem simply runs out of space to store > mappings. > > Fix this for