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    SubjectRe: [PATCH v2 4/7] tpm: infrastructure for TPM spaces
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    On Thu, 2017-02-16 at 21:25 +0200, Jarkko Sakkinen wrote:
    > Added an ability to virtualize TPM commands into an isolated context
    > that we call a TPM space because the word context is already heavily
    > used in the TPM specification. Both the handle areas and bodies
    > (where
    > necessary) are virtualized.
    >
    > The mechanism works by adding a new parameter struct tpm_space to the
    > tpm_transmit() function. This new structure contains the list of
    > virtual
    > handles and a buffer of page size (currently) for backing storage.
    >
    > When tpm_transmit() is called with a struct tpm_space instance it
    > will
    > execute the following sequence:
    >
    > 1. Take locks.
    > 2. Load transient objects from the backing storage by using
    > ContextLoad
    > and map virtual handles to physical handles.
    > 3. Perform the transaction.
    > 4. Save transient objects to backing storage by using ContextSave and
    > map resulting physical handle to virtual handle if there is such.
    >
    > This commit does not implement virtualization support for hmac and
    > policy sessions.
    >
    > Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>

    For patches 1-4 you can add

    Reviewed-by: James Bottomley <James.Bottomley@HansenPartnership.com>

    Just re-running a build with the latest kernel for my laptop to add
    tested by.

    James


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