Re: [PATCH v2 1/6] efi: stub: add some missing boot service prototypes

[Heinrich Schuchardt <heinrich.schuchardt@canonical.com>]

On 8/9/22 10:09, Ard Biesheuvel wrote:
> Define the correct prototypes for the load_image/start_image and
> install_multiple_protocol_interfaces boot service pointers so we can
> call them from the EFI zboot code.
> 
> Signed-off-by: Ard Biesheuvel <ardb@kernel.org>

Reviewed-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>

> ---
>   drivers/firmware/efi/libstub/efistub.h | 12 ++++++++----
>   1 file changed, 8 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/firmware/efi/libstub/efistub.h b/drivers/firmware/efi/libstub/efistub.h
> index ab9e990447d3..33215d7bd276 100644
> --- a/drivers/firmware/efi/libstub/efistub.h
> +++ b/drivers/firmware/efi/libstub/efistub.h
> @@ -254,8 +254,12 @@ union efi_boot_services {
>   							    efi_handle_t *);
>   		efi_status_t (__efiapi *install_configuration_table)(efi_guid_t *,
>   								     void *);
> -		void *load_image;
> -		void *start_image;
> +		efi_status_t (__efiapi *load_image)(bool, efi_handle_t,
> +						    efi_device_path_protocol_t *,
> +						    void *, unsigned long,
> +						    efi_handle_t *);
> +		efi_status_t (__efiapi *start_image)(efi_handle_t, unsigned long *,
> +						     efi_char16_t **);
>   		efi_status_t __noreturn (__efiapi *exit)(efi_handle_t,
>   							 efi_status_t,
>   							 unsigned long,
> @@ -277,8 +281,8 @@ union efi_boot_services {
>   		void *locate_handle_buffer;
>   		efi_status_t (__efiapi *locate_protocol)(efi_guid_t *, void *,
>   							 void **);
> -		void *install_multiple_protocol_interfaces;
> -		void *uninstall_multiple_protocol_interfaces;
> +		efi_status_t (__efiapi *install_multiple_protocol_interfaces)(efi_handle_t *, ...);
> +		efi_status_t (__efiapi *uninstall_multiple_protocol_interfaces)(efi_handle_t, ...);
>   		void *calculate_crc32;
>   		void *copy_mem;
>   		void *set_mem;