[PATCH v5 16/25] powerpc/pseries: Expose PLPKS config values, support additional fields

Stefan Berger stefanb at linux.ibm.com
Wed Feb 1 03:13:45 AEDT 2023



On 1/31/23 01:39, Andrew Donnellan wrote:
> From: Nayna Jain <nayna at linux.ibm.com>
> 
> The plpks driver uses the H_PKS_GET_CONFIG hcall to retrieve configuration
> and status information about the PKS from the hypervisor.
> 
> Update _plpks_get_config() to handle some additional fields. Add getter
> functions to allow the PKS configuration information to be accessed from
> other files. Validate that the values we're getting comply with the spec.
> 
> While we're here, move the config struct in _plpks_get_config() off the
> stack - it's getting large and we also need to make sure it doesn't cross
> a page boundary.
> 
> Signed-off-by: Nayna Jain <nayna at linux.ibm.com>
> [ajd: split patch, extend to support additional v3 API fields, minor fixes]
> Co-developed-by: Andrew Donnellan <ajd at linux.ibm.com>
> Signed-off-by: Andrew Donnellan <ajd at linux.ibm.com>
> Signed-off-by: Russell Currey <ruscur at russell.cc>

Reviewed-by: Stefan Berger <stefanb at linux.ibm.com>


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