Re: [PATCH v4 1/3] xsm: only search for a policy file when needed

[Jason Andryuk <jandryuk@xxxxxxxxx>]

On Tue, May 31, 2022 at 2:22 PM Daniel P. Smith
<dpsmith@xxxxxxxxxxxxxxxxxxxx> wrote:
>
> It is possible to select a few different build configurations that results in
> the unnecessary walking of the boot module list looking for a policy module.
> This specifically occurs when the flask policy is enabled but either the dummy
> or the SILO policy is selected as the enforcing policy. This is not ideal for
> configurations like hyperlaunch and dom0less when there could be a number of
> modules to be walked or doing an unnecessary device tree lookup.
>
> This patch introduces the policy_file_required flag for tracking when an XSM
> policy module requires a policy file. Only when the policy_file_required flag
> is set to true, will XSM search the boot modules for a policy file.
>
> Signed-off-by: Daniel P. Smith <dpsmith@xxxxxxxxxxxxxxxxxxxx>
> Reviewed-by: Jan Beulich <jbeulich@xxxxxxxx>

Reviewed-by: Jason Andryuk <jandryuk@xxxxxxxxx>