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[kernel,RFC,0/2] vfio, powerpc/powernv: Isolate GV100GL

Message ID 20190315081835.14083-1-aik@ozlabs.ru
Headers show
Series vfio, powerpc/powernv: Isolate GV100GL | expand

Message

Alexey Kardashevskiy March 15, 2019, 8:18 a.m. UTC 
Here is an attempt to isolate NVLink interconnects between GPU to
let them be passed through individually.

At the moment I mostly wonder about the sanity of the appoach.

Please comment. Thanks.



Alexey Kardashevskiy (2):
  vfio_pci: Allow device specific error handlers
  vfio-pci-nvlink2: Implement interconnect isolation

 drivers/vfio/pci/vfio_pci_private.h      |  5 ++
 arch/powerpc/platforms/powernv/npu-dma.c | 24 +++++-
 drivers/vfio/pci/vfio_pci.c              | 17 ++++
 drivers/vfio/pci/vfio_pci_nvlink2.c      | 98 ++++++++++++++++++++++++
 4 files changed, 142 insertions(+), 2 deletions(-)