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    SubjectRe: [RFC] Second attempt at kernel secure boot support
    On Wed, Oct 31, 2012 at 06:28:16PM +0100, Takashi Iwai wrote:

    > request_firmware() is used for microcode loading, too, so it's fairly
    > a core part to cover, I'm afraid.
    >
    > I played a bit about this yesterday. The patch below is a proof of
    > concept to (ab)use the module signing mechanism for firmware loading
    > too. Sign firmware files via scripts/sign-file, and put to
    > /lib/firmware/signed directory.

    That does still leave me a little uneasy as far as the microcode
    licenses go. I don't know that we can distribute signed copies of some
    of them, and we obviously can't sign at the user end.

    --
    Matthew Garrett | mjg59@srcf.ucam.org


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