Re: [RFC PATCH 2/2] efi: libstub: add support for the Chaoskey RNG USB stick to the stub

2017-09-02 Thread Ard Biesheuvel
On 2 September 2017 at 09:26, Greg KH wrote: > On Sat, Sep 02, 2017 at 09:18:34AM +0100, Ard Biesheuvel wrote: >> On 2 September 2017 at 07:45, Greg KH wrote: >> > On Sat, Aug 19, 2017 at 04:17:40PM +0100, Ard Biesheuvel wrote: >> >> Early

Re: [RFC PATCH 2/2] efi: libstub: add support for the Chaoskey RNG USB stick to the stub

2017-09-02 Thread Greg KH
On Sat, Sep 02, 2017 at 09:18:34AM +0100, Ard Biesheuvel wrote: > On 2 September 2017 at 07:45, Greg KH wrote: > > On Sat, Aug 19, 2017 at 04:17:40PM +0100, Ard Biesheuvel wrote: > >> Early entropy is hard to come by, especially on non-x86 systems that > >> lack an

Re: [RFC PATCH 2/2] efi: libstub: add support for the Chaoskey RNG USB stick to the stub

2017-09-02 Thread Ard Biesheuvel
On 2 September 2017 at 07:45, Greg KH wrote: > On Sat, Aug 19, 2017 at 04:17:40PM +0100, Ard Biesheuvel wrote: >> Early entropy is hard to come by, especially on non-x86 systems that >> lack an architected instruction and are not as uniform as PCs. >> Fortunately, on

Re: [RFC PATCH 2/2] efi: libstub: add support for the Chaoskey RNG USB stick to the stub

2017-09-02 Thread Greg KH
On Sat, Aug 19, 2017 at 04:17:40PM +0100, Ard Biesheuvel wrote: > Early entropy is hard to come by, especially on non-x86 systems that > lack an architected instruction and are not as uniform as PCs. > Fortunately, on UEFI systems, we can invoke the EFI_RNG_PROTOCOL, > which exposes the platform