From: James Bottomley <James.Bottomley@HansenPartnership.com>
To: Ken Goldman <kgoldman@us.ibm.com>, tpmdd-devel@lists.sourceforge.net
Cc: linux-security-module@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [tpmdd-devel] [PATCH v2 1/2] tpm2: add session handle context saving and restoring to the space code
Date: Sun, 29 Jan 2017 16:55:14 -0800 [thread overview]
Message-ID: <1485737714.2491.13.camel@HansenPartnership.com> (raw)
In-Reply-To: <o6m1oe$qhp$2@blaine.gmane.org>
On Sun, 2017-01-29 at 19:35 -0500, Ken Goldman wrote:
> 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.
It is ... it's just this patch only covers sessions.
James
next prev parent reply other threads:[~2017-01-30 0:55 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-01-28 0:31 [PATCH 0/2] Add session handling to tpm spaces James Bottomley
2017-01-28 0:32 ` [PATCH v2 1/2] tpm2: add session handle context saving and restoring to the space code James Bottomley
2017-01-29 21:39 ` [tpmdd-devel] " Jarkko Sakkinen
2017-01-29 22:36 ` James Bottomley
2017-01-30 21:45 ` Jarkko Sakkinen
2017-01-30 22:14 ` James Bottomley
2017-01-31 13:15 ` Jarkko Sakkinen
2017-01-30 0:35 ` Ken Goldman
2017-01-30 0:55 ` James Bottomley [this message]
2017-01-30 21:46 ` [tpmdd-devel] " Jarkko Sakkinen
2017-01-31 16:21 ` Jarkko Sakkinen
2017-01-31 16:27 ` Jarkko Sakkinen
2017-01-31 22:55 ` James Bottomley
2017-01-28 0:33 ` [PATCH 2/2] tpm2-space: add handling for global session exhaustion James Bottomley
2017-01-29 22:02 ` [tpmdd-devel] " Jarkko Sakkinen
2017-01-29 22:03 ` Jarkko Sakkinen
2017-01-31 23:24 ` James Bottomley
2017-02-01 10:29 ` Jarkko Sakkinen
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