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

On 2/21/21 10:42 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 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 7d7c7c8a545c..b57b30c7125f 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

should be added <where>?

> +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.
>

thanks.
--
~Randy

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