On Mon, Oct 23, 2017 at 06:45:15AM -0700, Jerry Snitselaar wrote:
> On Mon Oct 23 17, Jarkko Sakkinen wrote:
> > On Sat, Oct 21, 2017 at 10:53:55AM +0200, Laurent Bigonville wrote:
> > > Le 14/10/17 à 10:13, Jerry Snitselaar a écrit :
> > > > On Wed Sep 06 17, Jarkko Sakkinen wrote:
> > > > > On Fr
On Mon, Oct 23, 2017 at 10:07:31AM -0400, Stefan Berger wrote:
> I think every kernel internal TPM driver API should be called with the
> tpm_chip as a parameter. This is in foresight of namespacing of IMA where we
> want to provide the flexibility of passing a dedicated vTPM to each
> namespace an
On Tue Oct 24 17, Jarkko Sakkinen wrote:
On Mon, Oct 23, 2017 at 06:45:15AM -0700, Jerry Snitselaar wrote:
On Mon Oct 23 17, Jarkko Sakkinen wrote:
> On Sat, Oct 21, 2017 at 10:53:55AM +0200, Laurent Bigonville wrote:
> > Le 14/10/17 à 10:13, Jerry Snitselaar a écrit :
> > > On Wed Sep 06 17, Ja
On Mon, Oct 23, 2017 at 10:31:39AM -0600, Jason Gunthorpe wrote:
> On Mon, Oct 23, 2017 at 10:07:31AM -0400, Stefan Berger wrote:
>
> > >-int tpm_pcr_extend(u32 chip_num, int pcr_idx, const u8 *hash)
> > >+int tpm_pcr_extend(int pcr_idx, const u8 *hash)
> > > {
> >
> >
> > I think every kernel
On 24 October 2017 at 21:14, Jarkko Sakkinen
wrote:
> On Mon, Oct 23, 2017 at 10:31:39AM -0600, Jason Gunthorpe wrote:
>> On Mon, Oct 23, 2017 at 10:07:31AM -0400, Stefan Berger wrote:
>>
>> > >-int tpm_pcr_extend(u32 chip_num, int pcr_idx, const u8 *hash)
>> > >+int tpm_pcr_extend(int pcr_idx, co
On Tue, Oct 24, 2017 at 09:21:15PM +0530, PrasannaKumar Muralidharan wrote:
> Please check the RFC [1]. It does use chip id. The rfc has issues and
> has to be fixed but still there could be users of the API.
>
> 1. https://www.spinics.net/lists/linux-crypto/msg28282.html
That patch isn't safe a
Hi Jason,
On 24 October 2017 at 21:25, Jason Gunthorpe
wrote:
> On Tue, Oct 24, 2017 at 09:21:15PM +0530, PrasannaKumar Muralidharan wrote:
>
>> Please check the RFC [1]. It does use chip id. The rfc has issues and
>> has to be fixed but still there could be users of the API.
>>
>> 1. https://www
On Tue, Oct 24, 2017 at 07:57:06AM -0700, Jerry Snitselaar wrote:
> On Tue Oct 24 17, Jarkko Sakkinen wrote:
> > On Mon, Oct 23, 2017 at 06:45:15AM -0700, Jerry Snitselaar wrote:
> > > On Mon Oct 23 17, Jarkko Sakkinen wrote:
> > > > On Sat, Oct 21, 2017 at 10:53:55AM +0200, Laurent Bigonville wrot
On Tue, Oct 24, 2017 at 09:37:33PM +0530, PrasannaKumar Muralidharan wrote:
> Hi Jason,
>
> On 24 October 2017 at 21:25, Jason Gunthorpe
> wrote:
> > On Tue, Oct 24, 2017 at 09:21:15PM +0530, PrasannaKumar Muralidharan wrote:
> >
> >> Please check the RFC [1]. It does use chip id. The rfc has iss
On 24 October 2017 at 21:41, Jason Gunthorpe
wrote:
> On Tue, Oct 24, 2017 at 09:37:33PM +0530, PrasannaKumar Muralidharan wrote:
>> Hi Jason,
>>
>> On 24 October 2017 at 21:25, Jason Gunthorpe
>> wrote:
>> > On Tue, Oct 24, 2017 at 09:21:15PM +0530, PrasannaKumar Muralidharan wrote:
>> >
>> >> P
On Tue, Oct 24, 2017 at 09:21:15PM +0530, PrasannaKumar Muralidharan wrote:
> On 24 October 2017 at 21:14, Jarkko Sakkinen
> wrote:
> > On Mon, Oct 23, 2017 at 10:31:39AM -0600, Jason Gunthorpe wrote:
> >> On Mon, Oct 23, 2017 at 10:07:31AM -0400, Stefan Berger wrote:
> >>
> >> > >-int tpm_pcr_ext
On 24 October 2017 at 21:53, Jarkko Sakkinen
wrote:
> On Tue, Oct 24, 2017 at 09:21:15PM +0530, PrasannaKumar Muralidharan wrote:
>> On 24 October 2017 at 21:14, Jarkko Sakkinen
>> wrote:
>> > On Mon, Oct 23, 2017 at 10:31:39AM -0600, Jason Gunthorpe wrote:
>> >> On Mon, Oct 23, 2017 at 10:07:31A
On Tue, Oct 24, 2017 at 9:11 AM, Jason Gunthorpe
wrote:
> On Tue, Oct 24, 2017 at 09:37:33PM +0530, PrasannaKumar Muralidharan wrote:
>> Hi Jason,
>>
>> On 24 October 2017 at 21:25, Jason Gunthorpe
>> wrote:
>> > On Tue, Oct 24, 2017 at 09:21:15PM +0530, PrasannaKumar Muralidharan wrote:
>> >
>>
On Tue, Oct 24, 2017 at 10:02:00AM -0700, Dmitry Torokhov wrote:
> tpm-rng is abomination that should be kicked out as soon as possible.
> It wrecks havoc with the power management (TPM chip drivers may go
> into suspend state, but tpm_rng does not do any power management and
> happily forwards req
On 24 October 2017 at 23:07, Jason Gunthorpe
wrote:
> On Tue, Oct 24, 2017 at 10:02:00AM -0700, Dmitry Torokhov wrote:
>> tpm-rng is abomination that should be kicked out as soon as possible.
>> It wrecks havoc with the power management (TPM chip drivers may go
>> into suspend state, but tpm_rng d
On Tue, Oct 24, 2017 at 09:44:30PM +0530, PrasannaKumar Muralidharan wrote:
> I am wondering why it is wrong. Isn't the chip id valid till it is
> unregistered? If so the rfc is correct. Please explain, may be I am
> missing something.
The lifetime is a bit complicated, but the general rule in th
Hi Jason,
On 24 October 2017 at 23:16, Jason Gunthorpe
wrote:
> On Tue, Oct 24, 2017 at 09:44:30PM +0530, PrasannaKumar Muralidharan wrote:
>
>> I am wondering why it is wrong. Isn't the chip id valid till it is
>> unregistered? If so the rfc is correct. Please explain, may be I am
>> missing som
On Tue, Oct 24, 2017 at 11:37:57AM -0600, Jason Gunthorpe wrote:
> On Tue, Oct 24, 2017 at 10:02:00AM -0700, Dmitry Torokhov wrote:
> > tpm-rng is abomination that should be kicked out as soon as possible.
> > It wrecks havoc with the power management (TPM chip drivers may go
> > into suspend state
On Tue, Oct 24, 2017 at 10:02:00AM -0700, Dmitry Torokhov wrote:
> On Tue, Oct 24, 2017 at 9:11 AM, Jason Gunthorpe
> wrote:
> > On Tue, Oct 24, 2017 at 09:37:33PM +0530, PrasannaKumar Muralidharan wrote:
> >> Hi Jason,
> >>
> >> On 24 October 2017 at 21:25, Jason Gunthorpe
> >> wrote:
> >> > On
On Tue, Oct 24, 2017 at 10:05:20PM +0530, PrasannaKumar Muralidharan wrote:
> > 1. Every user in the kernel is using TPM_ANY_NUM, which means there are
> >no other users.
>
> Completely agree that there is no in kernel users yet.
And should never be. It's a bogus parameter that makes no sense
Am 24. Oktober 2017 20:15:12 MESZ schrieb Jarkko Sakkinen
:
>On Tue, Oct 24, 2017 at 10:02:00AM -0700, Dmitry Torokhov wrote:
>> On Tue, Oct 24, 2017 at 9:11 AM, Jason Gunthorpe
>> wrote:
>> > On Tue, Oct 24, 2017 at 09:37:33PM +0530, PrasannaKumar
>Muralidharan wrote:
>> >> Hi Jason,
>> >>
>>
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