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Re: [PATCH v2 1/2] tpm2: add session handle context saving and restoring to the space code

From Ken Goldman <kgoldman@us.ibm.com>
Newsgroups linux.kernel
Subject Re: [PATCH v2 1/2] tpm2: add session handle context saving and restoring to the space code
Date 2017-01-30 01:50 +0100
Message-ID <t58kp-5Er-9@gated-at.bofh.it> (permalink)
References <t4pdD-2Gf-9@gated-at.bofh.it> <t4pdD-2Gf-11@gated-at.bofh.it>
Organization linux.* mail to news gateway

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On 1/27/2017 7:32 PM, James Bottomley wrote:
>
> Sessions are also isolated during each instance of a tpm space.  This
> means that spaces shouldn't be able to see each other's sessions and
> is enforced by ensuring that a space user may only refer to sessions
> handles that are present in their own chip->session_tbl.  Finally when
> a space is closed, all the sessions belonging to it should be flushed
> so the handles may be re-used by other spaces.

This should be true for transient objects as well.

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Thread

[PATCH v2 1/2] tpm2: add session handle context saving and  restoring to the space code James Bottomley <James.Bottomley@HansenPartnership.com> - 2017-01-28 01:40 +0100
  Re: [tpmdd-devel] [PATCH v2 1/2] tpm2: add session handle context  saving and restoring to the space code Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> - 2017-01-29 22:50 +0100
    Re: [tpmdd-devel] [PATCH v2 1/2] tpm2: add session handle context  saving and restoring to the space code James Bottomley <James.Bottomley@HansenPartnership.com> - 2017-01-29 23:40 +0100
  Re: [PATCH v2 1/2] tpm2: add session handle context saving and  restoring to the space code Ken Goldman <kgoldman@us.ibm.com> - 2017-01-30 01:50 +0100
    Re: [tpmdd-devel] [PATCH v2 1/2] tpm2: add session handle context  saving and restoring to the space code James Bottomley <James.Bottomley@HansenPartnership.com> - 2017-01-30 02:00 +0100

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