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SubjectRe: [PATCH 4/4] Documentation/admin-guide/module-signing.rst: add openssl command option example for CodeSign EKU
Hi Randy,

Thanks for your review! I will update it in next version.

Joey Lee

On Wed, Nov 25, 2020 at 09:25:51AM -0800, Randy Dunlap wrote:
> Hi--
>
> On 11/24/20 11:26 PM, Lee, Chun-Yi wrote:
> > Add an openssl command option example for generating CodeSign extended
> > key usage in X.509 when CONFIG_CHECK_CODESIGN_EKU be enabled.
>
> is enabled.
>
> >
> > Signed-off-by: "Lee, Chun-Yi" <jlee@suse.com>
> > ---
> > Documentation/admin-guide/module-signing.rst | 6 ++++++
> > 1 file changed, 6 insertions(+)
> >
> > diff --git a/Documentation/admin-guide/module-signing.rst b/Documentation/admin-guide/module-signing.rst
> > index f8b584179cff..bc184124d646 100644
> > --- a/Documentation/admin-guide/module-signing.rst
> > +++ b/Documentation/admin-guide/module-signing.rst
> > @@ -170,6 +170,12 @@ generate the public/private key files::
> > -config x509.genkey -outform PEM -out kernel_key.pem \
> > -keyout kernel_key.pem
> >
> > +When ``CONFIG_CHECK_CODESIGN_EKU`` option be enabled, the following openssl
>
> is enabled,
>
> > +command option should be added for generating CodeSign extended key usage in
> > +X.509::
> > +
> > + -addext "extendedKeyUsage=codeSigning"
> > +
> > The full pathname for the resulting kernel_key.pem file can then be specified
> > in the ``CONFIG_MODULE_SIG_KEY`` option, and the certificate and key therein will
> > be used instead of an autogenerated keypair.
> >
>
>
> --
> ~Randy

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