This is a preparation for supporting efivar operations provided by other than efi subsystem. Both register and unregister functions are exposed so that non-efi subsystem can revert the efi generic operation.
Co-developed-by: Ilias Apalodimas ilias.apalodimas@linaro.org Signed-off-by: Ilias Apalodimas ilias.apalodimas@linaro.org Signed-off-by: Masahisa Kojima masahisa.kojima@linaro.org --- drivers/firmware/efi/efi.c | 12 ++++++++++++ include/linux/efi.h | 3 +++ 2 files changed, 15 insertions(+)
diff --git a/drivers/firmware/efi/efi.c b/drivers/firmware/efi/efi.c index 4bb30434ee4a..abaf77773bdd 100644 --- a/drivers/firmware/efi/efi.c +++ b/drivers/firmware/efi/efi.c @@ -227,6 +227,18 @@ static void generic_ops_unregister(void) efivars_unregister(&generic_efivars); }
+void efivars_generic_ops_register(void) +{ + generic_ops_register(); +} +EXPORT_SYMBOL_GPL(efivars_generic_ops_register); + +void efivars_generic_ops_unregister(void) +{ + generic_ops_unregister(); +} +EXPORT_SYMBOL_GPL(efivars_generic_ops_unregister); + #ifdef CONFIG_EFI_CUSTOM_SSDT_OVERLAYS #define EFIVAR_SSDT_NAME_MAX 16UL static char efivar_ssdt[EFIVAR_SSDT_NAME_MAX] __initdata; diff --git a/include/linux/efi.h b/include/linux/efi.h index df88786b5947..7e5239da87bf 100644 --- a/include/linux/efi.h +++ b/include/linux/efi.h @@ -1336,4 +1336,7 @@ bool efi_config_table_is_usable(const efi_guid_t *guid, unsigned long table) return xen_efi_config_table_is_usable(guid, table); }
+void efivars_generic_ops_register(void); +void efivars_generic_ops_unregister(void); + #endif /* _LINUX_EFI_H */