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SubjectRe: [PATCH 5/5] PM / hibernate: An option to request that snapshot image must be authenticated
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Hi,

On 9/12/18 7:23 AM, Lee, Chun-Yi wrote:
> diff --git a/kernel/power/Kconfig b/kernel/power/Kconfig
> index 7c5c30149dbc..3c998fd6dc4c 100644
> --- a/kernel/power/Kconfig
> +++ b/kernel/power/Kconfig
> @@ -90,6 +90,17 @@ config HIBERNATION_ENC_AUTH
> master key of hibernation. The TPM trusted key depends on TPM. The
> security of user defined key relies on user space.
>
> +config HIBERNATION_ENC_AUTH_FORCE
> + bool "Require hibernate snapshot image to be validly signed"
> + depends on HIBERNATION_ENC_AUTH
> + help
> + This option will prevent that a snapshot image without (valid)
> + signature be restored. Without this option, a unauthenticated

an

> + snapshot image can be restored but the restored kernel will be
> + tainted. Which also means that the hibernation can be triggered

s/Which/This/

or like this:
tainted, which also

> + without snapshot key but kernel will be tainted without this
> + option.
> +


--
~Randy

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