I will get into this with detail after 4.12-rc1.

/Jarkko

On Fri, Apr 28, 2017 at 09:02:15AM -0400, Stefan Berger wrote:

The purpose of this series of patches is to enable the passing of the locality
a command is executing in to a TPM emulator. To enable this we introduce a new
flag for the device creation ioctl that requests that the locality be prepended
to every command. For applications to check which flags the driver supports, we
add a new ioctl that returns a bitmask of supported flags.

v1->v2:
  - fixed return value from function in patch 3/3


Stefan Berger (3):
  tpm: vtpm_proxy: Add ioctl to get supported flags
  tpm: vtpm_proxy: Implement request_locality
  tpm: vtpm_proxy: Add ioctl to request locality prepended to command

 drivers/char/tpm/tpm_vtpm_proxy.c | 53 +++++++++++++++++++++++++++++++++++----
 include/uapi/linux/vtpm_proxy.h   | 15 ++++++++++-
 2 files changed, 62 insertions(+), 6 deletions(-)

-- 
2.4.3

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