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From: Jarkko Sakkinen <jarkko.sakkinen-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
To: Ed Swierk <eswierk-FilZDy9cOaHkQYj/0HfcvtBPR1lH4CV8@public.gmane.org>
Cc: linux-security-module-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	tpmdd-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org,
	linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH v9 0/5] tpm: Command duration logging and chip-specific override
Date: Mon, 18 Jul 2016 21:07:36 +0300	[thread overview]
Message-ID: <20160718180736.GB31463@intel.com> (raw)
In-Reply-To: <1468426776-42762-1-git-send-email-eswierk-FilZDy9cOaHkQYj/0HfcvtBPR1lH4CV8@public.gmane.org>

On Wed, Jul 13, 2016 at 09:19:31AM -0700, Ed Swierk wrote:
> v9: Include command duration in existing error messages rather than
> logging an extra debug message. Rebase onto Jarkko's tree.
> 
> v8: Fix v7 goof-up in tpm_getcap().
> 
> v7: Use tpm_getcap() instead of a redundant new function.
> 
> 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

For the next version please write something more readable. Describe the
motivation and solution in big picture, why and how. This list does no
good because it just mimics the list of patches.

/Jarkko

> Ed Swierk (5):
>   tpm_tis: Improve reporting of IO errors
>   tpm: Add optional logging of TPM command durations
>   tpm: Clean up 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 | 219 ++++++++++++++++++++-------------------
>  drivers/char/tpm/tpm_tis_core.c  |  46 ++++----
>  include/linux/tpm.h              |   3 +-
>  3 files changed, 136 insertions(+), 132 deletions(-)
> 
> -- 
> 1.9.1
> 

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      parent reply	other threads:[~2016-07-18 18:07 UTC|newest]

Thread overview: 69+ 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
     [not found] ` <1465346740-60120-1-git-send-email-eswierk-FilZDy9cOaHkQYj/0HfcvtBPR1lH4CV8@public.gmane.org>
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
     [not found]     ` <1465346740-60120-4-git-send-email-eswierk-FilZDy9cOaHkQYj/0HfcvtBPR1lH4CV8@public.gmane.org>
2016-06-08 19:05       ` Jason Gunthorpe
2016-06-08 20:41         ` [tpmdd-devel] " 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
     [not found]     ` <1465426818-89356-1-git-send-email-eswierk-FilZDy9cOaHkQYj/0HfcvtBPR1lH4CV8@public.gmane.org>
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
     [not found]             ` <CAO_EM_m_GsEVUcoUxb8Cg7-46W-mm9CY8PG6J=ZtYuTENrDm9A-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2016-06-10 19:42               ` Jarkko Sakkinen
     [not found]                 ` <20160610194248.GA7011-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
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       ` [PATCH v6 0/5] tpm: Command duration logging and chip-specific override Ed Swierk
     [not found]         ` <1465610107-87762-1-git-send-email-eswierk-FilZDy9cOaHkQYj/0HfcvtBPR1lH4CV8@public.gmane.org>
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
     [not found]             ` <1465610107-87762-4-git-send-email-eswierk-FilZDy9cOaHkQYj/0HfcvtBPR1lH4CV8@public.gmane.org>
2016-06-16 20:20               ` Jarkko Sakkinen
2016-06-19 12:12               ` Jarkko Sakkinen
     [not found]                 ` <20160619120157.GA29626-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
2016-06-21  1:46                   ` Ed Swierk
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
     [not found]             ` <1466474042-110773-1-git-send-email-eswierk-FilZDy9cOaHkQYj/0HfcvtBPR1lH4CV8@public.gmane.org>
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
     [not found]                 ` <1466474042-110773-4-git-send-email-eswierk-FilZDy9cOaHkQYj/0HfcvtBPR1lH4CV8@public.gmane.org>
2016-06-21 20:52                   ` Jarkko Sakkinen
2016-06-22  0:21                   ` Ed Swierk
     [not found]                     ` <CAO_EM_kFH+qO9P0b6dPOvYEGyPTq=3iGR8jVoDChtr6bB51Hzg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
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
     [not found]                 ` <1466474042-110773-5-git-send-email-eswierk-FilZDy9cOaHkQYj/0HfcvtBPR1lH4CV8@public.gmane.org>
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
     [not found]                 ` <1466474042-110773-6-git-send-email-eswierk-FilZDy9cOaHkQYj/0HfcvtBPR1lH4CV8@public.gmane.org>
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
     [not found]                 ` <1466557831-113440-1-git-send-email-eswierk-FilZDy9cOaHkQYj/0HfcvtBPR1lH4CV8@public.gmane.org>
2016-06-22  1:10                   ` [PATCH v8 1/5] tpm_tis: Improve reporting of IO errors Ed Swierk
     [not found]                     ` <1466557831-113440-2-git-send-email-eswierk-FilZDy9cOaHkQYj/0HfcvtBPR1lH4CV8@public.gmane.org>
2016-06-24 18:25                       ` Jason Gunthorpe
2016-06-24 20:21                         ` Jarkko Sakkinen
2016-06-24 20:23                           ` Jarkko Sakkinen
     [not found]                           ` <20160624202131.GB8399-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
2016-06-24 20:26                             ` Jason Gunthorpe
     [not found]                               ` <20160624202615.GA2968-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-06-25 15:24                                 ` Jarkko Sakkinen
     [not found]                                   ` <20160625152430.GA14567-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
2016-06-25 15:47                                     ` Jarkko Sakkinen
     [not found]                                       ` <20160625154745.GA24538-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
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
     [not found]                     ` <1466557831-113440-3-git-send-email-eswierk-FilZDy9cOaHkQYj/0HfcvtBPR1lH4CV8@public.gmane.org>
2016-06-24 18:27                       ` Jason Gunthorpe
     [not found]                         ` <20160624182727.GD14506-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
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
     [not found]                     ` <1468426776-42762-4-git-send-email-eswierk-FilZDy9cOaHkQYj/0HfcvtBPR1lH4CV8@public.gmane.org>
2016-07-18 18:19                       ` Jarkko Sakkinen
     [not found]                         ` <20160718181953.GE31463-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
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
     [not found]                     ` <1468426776-42762-5-git-send-email-eswierk-FilZDy9cOaHkQYj/0HfcvtBPR1lH4CV8@public.gmane.org>
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
     [not found]                     ` <CAO_EM_mpkeiC1psOYWz8RWsuJFR9HAQ7u5AH5qzSzR=VQ_jTPw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2016-07-13 17:36                       ` Jason Gunthorpe
     [not found]                         ` <20160713173613.GD19657-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-07-13 20:00                           ` Ed Swierk
2016-07-13 20:58                             ` Eric W. Biederman
2016-07-13 20:59                             ` Jason Gunthorpe
     [not found]                   ` <1468426776-42762-1-git-send-email-eswierk-FilZDy9cOaHkQYj/0HfcvtBPR1lH4CV8@public.gmane.org>
2016-07-18 18:07                     ` Jarkko Sakkinen [this message]

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