[PATCH 3/3] tpm: add longer timeouts for creation commands.

Winkler, Tomas tomas.winkler at intel.com
Wed Jan 24 21:29:19 UTC 2018

> -----Original Message-----
> From: Jarkko Sakkinen [mailto:jarkko.sakkinen at linux.intel.com]
> Sent: Tuesday, January 23, 2018 15:12
> To: Winkler, Tomas <tomas.winkler at intel.com>
> Cc: Jason Gunthorpe <jgunthorpe at obsidianresearch.com>; Usyskin,
> Alexander <alexander.usyskin at intel.com>; tpmdd-
> devel at lists.sourceforge.net; linux-integrity at vger.kernel.org; linux-security-
> module at vger.kernel.org; linux-kernel at vger.kernel.org
> Subject: Re: [PATCH 3/3] tpm: add longer timeouts for creation commands.
> On Tue, Jan 23, 2018 at 01:27:31PM +0200, Tomas Winkler wrote:
> > TPM2_CC_Create(0x153) and TPM2_CC_CreatePrimary (0x131) involve
> > generation of crypto keys which can be a computationally intensive task.
> > The timeout is set to 3min.
> >
> > Signed-off-by: Tomas Winkler <tomas.winkler at intel.com>
> From where are these numbers are derived from?

An Intel SW architect.
> Can you send 1/3 and 2/3 as a separate patch set with a cover letter (with
> explanation) and this as a separate patch? This is unrelated to first two
> changes albeit might make sense.

Will do, though the patches were born to  address the initialization issues we've encountered.

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