On Thu, Apr 06, 2017 at 08:26:22PM +0200, Paul Menzel wrote:
> >We added direct ACPI binding to the driver in addition to PNP, so if
> >you have an ACPI table it goes down that path and does some additional
> >validation of what is in the TPM. The BIOS must provide a
> >acpi_dev_resource_memory
On Thu, Apr 06, 2017 at 10:55:57AM -0600, Jason Gunthorpe wrote:
> On Thu, Apr 06, 2017 at 08:18:33AM +0200, Paul Menzel wrote:
>
> > Indeed, that improves the situation. I still need to pass `force=1` to the
> > module to get `/dev/tpm0`. No idea, why it’s not in included in Linux 4.9
> > yet.
>
On 2017-04-06 18:55, Jason Gunthorpe wrote:
> On Thu, Apr 06, 2017 at 08:18:33AM +0200, Paul Menzel wrote:
>
>> Indeed, that improves the situation. I still need to pass `force=1` to
>> the
>> module to get `/dev/tpm0`. No idea, why it’s not in included in Linux
>> 4.9
>> yet.
>
> Fair point..
We continued analyzing the msleep() behaviour. I tested running msleep()
(without TPM interactions), by writing a kernel module that runs
msleep() in a loop for a fixed number of iterations.
Based on these test results, as shown below, the observations are:
1. Non-cascading timers, as
On 04/06/17 08:18, Paul Menzel wrote:
> Dear Maciej,
>
> On 2017-04-05 13:03, Maciej S. Szmigiero wrote:
>
>>> tpm tpm0: Unable to read burstcount
>>> tpm tpm0: tpm_transmit: tpm_send: error -16
>>> tpm_tis tpm_tis: Could not get TPM timeouts and durations
>>
>> This looks like a regression I
On Wed, Apr 05, 2017 at 03:50:08PM +0200, Roberto Sassu wrote:
> On 4/5/2017 2:14 PM, Jarkko Sakkinen wrote:
> > On Wed, Mar 29, 2017 at 12:24:52PM +0200, Roberto Sassu wrote:
> > > Allow TPM users to provide a digest for each PCR bank,
> > > for the extend operation.
> > >
> > > Signed-off-by:
On Thu, Apr 06, 2017 at 09:44:54AM +0300, Jarkko Sakkinen wrote:
> On Thu, Apr 06, 2017 at 09:35:34AM +0300, Jarkko Sakkinen wrote:
> > On Wed, Apr 05, 2017 at 01:29:29PM -0700, Petr Vandrovec wrote:
> > > Jarkko Sakkinen wrote:
> > > > On Wed, Mar 29, 2017 at 12:43:30AM -0700, Petr Vandrovec
On Thu, Apr 06, 2017 at 09:35:34AM +0300, Jarkko Sakkinen wrote:
> On Wed, Apr 05, 2017 at 01:29:29PM -0700, Petr Vandrovec wrote:
> > Jarkko Sakkinen wrote:
> > > On Wed, Mar 29, 2017 at 12:43:30AM -0700, Petr Vandrovec wrote:
> > > > From: Petr Vandrovec
> > > >
> > > > When
On Wed, Apr 05, 2017 at 01:29:29PM -0700, Petr Vandrovec wrote:
> Jarkko Sakkinen wrote:
> > On Wed, Mar 29, 2017 at 12:43:30AM -0700, Petr Vandrovec wrote:
> > > From: Petr Vandrovec
> > >
> > > When TPM2 log has entries with more than 3 digests, or with digests
> > > not listed