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* [PATCH v1 0/2] Run TPM2_Shutdown on system shutdown
@ 2017-07-14 19:57 Josh Zimmerman
  2017-07-14 19:58 ` [PATCH v1 1/4] tpm: Get rid of chip->pdev Josh Zimmerman
                   ` (4 more replies)
  0 siblings, 5 replies; 11+ messages in thread
From: Josh Zimmerman @ 2017-07-14 19:57 UTC (permalink / raw)
  To: Jarkko Sakkinen, Jason Gunthorpe, tpmdd-devel, gregkh, stable

This is a backport to the 4.4 stable kernel.

I had to manually apply a couple of cherry picks and resolve some merge
conflicts, so some of this may be worth a closer look and test on Jarkko's or
some other TPM maintainer's part

This patchset causes all devices in the tpm class to issue TPM2_Shutdown
when the system is shutting down.

As a prerequisite, it adds a "shutdown" method to "struct class".

Backporting to 4.4 since this bug can lock users out of their TPMs.

 drivers/base/core.c                 |   6 +++++-
 drivers/char/tpm/tpm-chip.c         | 121 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++--------------
 drivers/char/tpm/tpm-dev.c          |  15 +++++++++++----
 drivers/char/tpm/tpm-interface.c    |  49 ++++++++++++++++++++++++++-----------------------
 drivers/char/tpm/tpm-sysfs.c        |  18 +++++++++++++++---
 drivers/char/tpm/tpm.h              |  15 +++++++++------
 drivers/char/tpm/tpm2-cmd.c         |   8 ++++----
 drivers/char/tpm/tpm_atmel.c        |  14 +++++++-------
 drivers/char/tpm/tpm_i2c_atmel.c    |  16 ++++++++--------
 drivers/char/tpm/tpm_i2c_infineon.c |   6 +++---
 drivers/char/tpm/tpm_i2c_nuvoton.c  |  22 +++++++++++-----------
 drivers/char/tpm/tpm_infineon.c     |  22 +++++++++++-----------
 drivers/char/tpm/tpm_nsc.c          |  20 ++++++++++----------
 drivers/char/tpm/tpm_tis.c          |  16 ++++++++--------
 include/linux/device.h              |   2 ++
 15 files changed, 237 insertions(+), 113 deletions(-)

^ permalink raw reply	[flat|nested] 11+ messages in thread

end of thread, other threads:[~2017-07-18 16:33 UTC | newest]

Thread overview: 11+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2017-07-14 19:57 [PATCH v1 0/2] Run TPM2_Shutdown on system shutdown Josh Zimmerman
2017-07-14 19:58 ` [PATCH v1 1/4] tpm: Get rid of chip->pdev Josh Zimmerman
2017-07-14 19:58 ` [PATCH v1 2/4] tpm: Provide strong locking for device removal Josh Zimmerman
2017-07-14 19:58 ` [PATCH v1 3/4] Add "shutdown" to "struct class".' Josh Zimmerman
2017-07-18 15:48   ` Greg KH
2017-07-14 19:58 ` [PATCH v1 4/4] tpm: Issue a TPM2_Shutdown for TPM2 devices Josh Zimmerman
2017-07-18 15:49   ` Greg KH
2017-07-18 16:11     ` Josh Zimmerman
2017-07-18 16:29       ` Greg KH
2017-07-18 16:33         ` Josh Zimmerman
2017-07-18 15:50 ` [PATCH v1 0/2] Run TPM2_Shutdown on system shutdown Greg KH

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