On 20.05.14 10:30, Gavin Shan wrote:

The patch adds new IOCTL command VFIO_EEH_OP to VFIO PCI device
to support EEH functionality for PCI devices, which have been
passed from host to guest via VFIO.

Signed-off-by: Gavin Shan <redacted>
---
  arch/powerpc/platforms/powernv/Makefile   |   1 +
  arch/powerpc/platforms/powernv/eeh-vfio.c | 445 ++++++++++++++++++++++++++++++
  drivers/vfio/pci/vfio_pci.c               |  24 +-
  drivers/vfio/pci/vfio_pci_private.h       |  16 ++
  include/uapi/linux/vfio.h                 |  43 +++
  5 files changed, 523 insertions(+), 6 deletions(-)
  create mode 100644 arch/powerpc/platforms/powernv/eeh-vfio.c

Why doesn't this code live inside the vfio module? If I don't load the 
vfio module, I don't need that code to waste memory in my kernel, no?


Alex