Messages in this thread | | | Date | Thu, 21 Mar 2019 15:54:51 +0200 | From | Jarkko Sakkinen <> | Subject | Re: [PATCH] security/keys/trusted: Allow operation without hardware TPM |
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On Mon, Mar 18, 2019 at 04:45:13PM -0700, Dan Williams wrote: > Rather than fail initialization of the trusted.ko module, arrange for > the module to load, but rely on trusted_instantiate() to fail > trusted-key operations. > > Fixes: 240730437deb ("KEYS: trusted: explicitly use tpm_chip structure...") > Cc: Roberto Sassu <roberto.sassu@huawei.com> > Cc: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> > Cc: James Bottomley <jejb@linux.ibm.com> > Cc: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> > Cc: Mimi Zohar <zohar@linux.ibm.com> > Cc: David Howells <dhowells@redhat.com> > Signed-off-by: Dan Williams <dan.j.williams@intel.com>
It should check for chip in each function that uses TPM now that the code does not rely on default chip. Otherwise, the semantics are kind of inconsistent.
/Jarkko
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