[GIT PULL] tpmdd updates for 4.12

James Morris jmorris at namei.org
Thu Apr 6 00:31:06 UTC 2017

On Tue, 4 Apr 2017, Jarkko Sakkinen wrote:

> Hi James,
> Here is the pull request for 4.12.
> Major new features have been landed:
> 1. TPM resource manager. There's a new device called /dev/tpmrm0. When this
> device is opened, a new session is created that is isolated from other users.
> Each user has its own set of volatile objects. There is also a new internal
> structure called struct tpm_space. This structure can be passed to tpm_transmit
> function and have own session to interact with the TPM. This could be
> potentially utilized by other kernel subsystems in the future.
> 2. ARM64 for support for tpm_crb.
> 3. Support for requesting and relinquishing locality 0 in tpm_crb. TXT uses
> locality 2 so we cannot assume that locality 0 is readily reserved when used
> in combination with TXT.
> 4. Comprehensive overhaul to tpm_tis_spi by Peter Huewe.

Thanks for the summary.


James Morris
<jmorris at namei.org>

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