On Fri, Feb 24, 2017 at 07:53:22AM -0500, James Bottomley wrote: > 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 <[email protected]> > > For patches 1-4 you can add > > Reviewed-by: James Bottomley <[email protected]> > > Just re-running a build with the latest kernel for my laptop to add > tested by. > > James
Thank you! /Jarkko ------------------------------------------------------------------------------ Check out the vibrant tech community on one of the world's most engaging tech sites, SlashDot.org! http://sdm.link/slashdot _______________________________________________ tpmdd-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/tpmdd-devel
