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From: Ed Swierk <eswierk@skyportsystems.com>
To: tpmdd-devel@lists.sourceforge.net
Cc: eswierk@skyportsystems.com, stefanb@us.ibm.com,
	jarkko.sakkinen@linux.intel.com, linux-kernel@vger.kernel.org,
	linux-security-module@vger.kernel.org,
	jgunthorpe@obsidianresearch.com
Subject: [PATCH v6 0/5] tpm: Command duration logging and chip-specific override
Date: Fri, 10 Jun 2016 18:55:02 -0700	[thread overview]
Message-ID: <1465610107-87762-1-git-send-email-eswierk@skyportsystems.com> (raw)
In-Reply-To: <1465426818-89356-1-git-send-email-eswierk@skyportsystems.com>

v6: Split tpm_get_cap_prop() out of tpm_get_timeouts(); always return
error on TPM command failure.

v5: Use msecs_to_jiffies() instead of * HZ / 1000.

v4: Rework tpm_get_timeouts() to allow overriding both timeouts and
durations via a single callback.

This series
- improves TPM command error reporting
- adds optional logging of TPM command durations
- allows chip-specific override of command durations as well as protocol
  timeouts
- overrides ST19NP18 TPM command duration to avoid lockups

Ed Swierk (5):
  tpm_tis: Improve reporting of IO errors
  tpm: Add optional logging of TPM command durations
  tpm: Factor out reading of timeout and duration capabilities
  tpm: Allow TPM chip drivers to override reported command durations
  tpm_tis: Increase ST19NP18 TPM command duration to avoid chip lockup

 drivers/char/tpm/tpm-interface.c | 192 ++++++++++++++++++++++-----------------
 drivers/char/tpm/tpm_tis.c       |  48 +++++-----
 include/linux/tpm.h              |   3 +-
 3 files changed, 132 insertions(+), 111 deletions(-)

-- 
1.9.1

  parent reply	other threads:[~2016-06-11  1:55 UTC|newest]

Thread overview: 68+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-06-08  0:45 [PATCH v4 0/4] tpm: Command duration logging and chip-specific override Ed Swierk
2016-06-08  0:45 ` [PATCH v4 1/4] tpm_tis: Improve reporting of IO errors Ed Swierk
2016-06-08  0:45 ` [PATCH v4 2/4] tpm: Add optional logging of TPM command durations Ed Swierk
2016-06-08  0:45 ` [PATCH v4 3/4] tpm: Allow TPM chip drivers to override reported " Ed Swierk
2016-06-08 19:05   ` [tpmdd-devel] " Jason Gunthorpe
2016-06-08 20:41     ` Ed Swierk
2016-06-08  0:45 ` [PATCH v4 4/4] tpm_tis: Increase ST19NP18 TPM command duration to avoid chip lockup Ed Swierk
2016-06-08 23:00 ` [PATCH v5 0/4] tpm: Command duration logging and chip-specific override Ed Swierk
2016-06-08 23:00   ` [PATCH v5 1/4] tpm_tis: Improve reporting of IO errors Ed Swierk
2016-06-08 23:00   ` [PATCH v5 2/4] tpm: Add optional logging of TPM command durations Ed Swierk
2016-06-08 23:00   ` [PATCH v5 3/4] tpm: Allow TPM chip drivers to override reported " Ed Swierk
2016-06-10 12:19     ` Jarkko Sakkinen
2016-06-10 17:34       ` Ed Swierk
2016-06-10 19:42         ` Jarkko Sakkinen
2016-06-11  1:54           ` Ed Swierk
2016-06-08 23:00   ` [PATCH v5 4/4] tpm_tis: Increase ST19NP18 TPM command duration to avoid chip lockup Ed Swierk
2016-06-11  1:55   ` Ed Swierk [this message]
2016-06-11  1:55     ` [PATCH v6 1/5] tpm_tis: Improve reporting of IO errors Ed Swierk
2016-06-11  1:55     ` [PATCH v6 2/5] tpm: Add optional logging of TPM command durations Ed Swierk
2016-06-11  1:55     ` [PATCH v6 3/5] tpm: Factor out reading of timeout and duration capabilities Ed Swierk
2016-06-16 20:20       ` Jarkko Sakkinen
2016-06-19 12:12       ` Jarkko Sakkinen
2016-06-11  1:55     ` [PATCH v6 4/5] tpm: Allow TPM chip drivers to override reported command durations Ed Swierk
2016-06-16 20:26       ` Jarkko Sakkinen
2016-06-11  1:55     ` [PATCH v6 5/5] tpm_tis: Increase ST19NP18 TPM command duration to avoid chip lockup Ed Swierk
2016-06-21  1:53     ` [PATCH v7 0/5] tpm: Command duration logging and chip-specific override Ed Swierk
2016-06-21  1:53       ` [PATCH v7 1/5] tpm_tis: Improve reporting of IO errors Ed Swierk
2016-06-21  1:53       ` [PATCH v7 2/5] tpm: Add optional logging of TPM command durations Ed Swierk
2016-06-21  1:54       ` [PATCH v7 3/5] tpm: Clean up reading of timeout and duration capabilities Ed Swierk
2016-06-21 20:52         ` Jarkko Sakkinen
2016-06-22  0:21         ` Ed Swierk
2016-06-22 10:46           ` Jarkko Sakkinen
2016-06-21  1:54       ` [PATCH v7 4/5] tpm: Allow TPM chip drivers to override reported command durations Ed Swierk
2016-06-21 20:54         ` Jarkko Sakkinen
2016-06-21  1:54       ` [PATCH v7 5/5] tpm_tis: Increase ST19NP18 TPM command duration to avoid chip lockup Ed Swierk
2016-06-21 20:55         ` Jarkko Sakkinen
2016-06-22  1:10       ` [PATCH v8 0/5] tpm: Command duration logging and chip-specific override Ed Swierk
2016-06-22  1:10         ` [PATCH v8 1/5] tpm_tis: Improve reporting of IO errors Ed Swierk
2016-06-24 18:25           ` Jason Gunthorpe
2016-06-24 20:21             ` Jarkko Sakkinen
2016-06-24 20:23               ` Jarkko Sakkinen
2016-06-24 20:26               ` Jason Gunthorpe
2016-06-25 15:24                 ` Jarkko Sakkinen
2016-06-25 15:47                   ` Jarkko Sakkinen
2016-06-27 17:55                     ` Jason Gunthorpe
2016-06-22  1:10         ` [PATCH v8 2/5] tpm: Add optional logging of TPM command durations Ed Swierk
2016-06-24 18:27           ` Jason Gunthorpe
2016-06-24 20:24             ` Jarkko Sakkinen
2016-06-22  1:10         ` [PATCH v8 3/5] tpm: Clean up reading of timeout and duration capabilities Ed Swierk
2016-06-22  1:10         ` [PATCH v8 4/5] tpm: Allow TPM chip drivers to override reported command durations Ed Swierk
2016-06-22  1:10         ` [PATCH v8 5/5] tpm_tis: Increase ST19NP18 TPM command duration to avoid chip lockup Ed Swierk
2016-07-13 16:19         ` [PATCH v9 0/5] tpm: Command duration logging and chip-specific override Ed Swierk
2016-07-13 16:19           ` [PATCH v9 1/5] tpm_tis: Improve reporting of IO errors Ed Swierk
2016-07-13 16:19           ` [PATCH v9 2/5] tpm: Add optional logging of TPM command durations Ed Swierk
2016-07-13 16:19           ` [PATCH v9 3/5] tpm: Clean up reading of timeout and duration capabilities Ed Swierk
2016-07-18 18:15             ` Jarkko Sakkinen
2016-07-18 18:19             ` Jarkko Sakkinen
2016-07-18 18:20               ` Jarkko Sakkinen
2016-07-13 16:19           ` [PATCH v9 4/5] tpm: Allow TPM chip drivers to override reported command durations Ed Swierk
2016-07-13 17:04             ` kbuild test robot
2016-07-18 18:40             ` Jarkko Sakkinen
2016-07-13 16:19           ` [PATCH v9 5/5] tpm_tis: Increase ST19NP18 TPM command duration to avoid chip lockup Ed Swierk
2016-07-13 16:44           ` [PATCH v9 0/5] tpm: Command duration logging and chip-specific override Ed Swierk
2016-07-13 17:36             ` Jason Gunthorpe
2016-07-13 20:00               ` Ed Swierk
2016-07-13 20:58                 ` Eric W. Biederman
2016-07-13 20:59                 ` Jason Gunthorpe
2016-07-18 18:07           ` Jarkko Sakkinen

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