Re: [tpmdd-devel] [TrouSerS-tech] [Ksummit-discuss] TPM MiniSummit @ LinuxCon Europe

[Jason Gunthorpe]

On Tue, Oct 07, 2014 at 01:54:41PM -0400, Stefan Berger wrote:

> Why add the complexity of swapping of authenticated sessions and keys 
> into the kernel if you can handle this in userspace? You need a library 
> that is aware of the number of key slots and slots for sessions in the 
> TPM and swaps them in at out when applications need them. Trousers is 
> such a library that was designed to cope with the limitations of the 
> device and make its functionality available to all applications that 
> want to access it.

How does trousers work with the kernel when the kernel is also using
TPM key slots for IMA/keyring/whatever?

Jason
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