Commit 785ddc8b authored by Thomas Zimmermann's avatar Thomas Zimmermann Committed by Borislav Petkov (AMD)
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x86/efi: Implement arch_ima_efi_boot_mode() in source file 



The x86 implementation of arch_ima_efi_boot_mode() uses the global
boot_param state. Move it into a source file to clean up the header.
Avoid potential rebuilds of unrelated source files if boot_params
changes.

Suggested-by: default avatarArd Biesheuvel <ardb@kernel.org>
Signed-off-by: default avatarThomas Zimmermann <tzimmermann@suse.de>
Signed-off-by: default avatarBorislav Petkov (AMD) <bp@alien8.de>
Reviewed-by: default avatarArd Biesheuvel <ardb@kernel.org>
Link: https://lore.kernel.org/r/20240112095000.8952-4-tzimmermann@suse.de
parent 2afa7994

arch/x86/include/asm/efi.h

+3 −2
Original line number Diff line number Diff line
@@ -409,8 +409,9 @@ extern int __init efi_memmap_split_count(efi_memory_desc_t *md, 
extern void __init efi_memmap_insert(struct efi_memory_map *old_memmap,

				     void *buf, struct efi_mem_range *mem);



#define arch_ima_efi_boot_mode	\

	({ extern struct boot_params boot_params; boot_params.secure_boot; })

extern enum efi_secureboot_mode __x86_ima_efi_boot_mode(void);



#define arch_ima_efi_boot_mode	__x86_ima_efi_boot_mode()



#ifdef CONFIG_EFI_RUNTIME_MAP

int efi_get_runtime_map_size(void);

arch/x86/platform/efi/efi.c

+5 −0
Original line number Diff line number Diff line
@@ -950,3 +950,8 @@ umode_t efi_attr_is_visible(struct kobject *kobj, struct attribute *attr, int n) 
	}

	return attr->mode;

}



enum efi_secureboot_mode __x86_ima_efi_boot_mode(void)

{

	return boot_params.secure_boot;

}