>From a87ca6498b8a9f8e3c1d7e6ef7ef4e233ec8639d Mon Sep 17 00:00:00 2001
From: Josh Boyer <jwboyer@xxxxxxxxxxxxxxxxx>
Date: Tue, 27 Aug 2013 13:33:03 -0400
Subject: [PATCH 13/13] efi: Add EFI_SECURE_BOOT bit
UEFI machines can be booted in Secure Boot mode. Add a EFI_SECURE_BOOT bit
for use with efi_enabled.
Signed-off-by: Josh Boyer <jwboyer@xxxxxxxxxxxxxxxxx>
---
arch/x86/kernel/setup.c | 2 ++
include/linux/efi.h | 1 +
2 files changed, 3 insertions(+)
diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c
index deeb7bc..08dc16e 100644
--- a/arch/x86/kernel/setup.c
+++ b/arch/x86/kernel/setup.c
@@ -1131,7 +1131,9 @@ void __init setup_arch(char **cmdline_p)
#ifdef CONFIG_EFI_SECURE_BOOT_SIG_ENFORCE
if (boot_params.secure_boot) {
+ set_bit(EFI_SECURE_BOOT, &x86_efi_facility);
enforce_signed_modules();
+ pr_info("Secure boot enabled\n");
}
#endif
diff --git a/include/linux/efi.h b/include/linux/efi.h
index 5f8f176..eed2202 100644
--- a/include/linux/efi.h
+++ b/include/linux/efi.h
@@ -634,6 +634,7 @@ extern int __init efi_setup_pcdp_console(char *);
#define EFI_RUNTIME_SERVICES 3 /* Can we use runtime services? */
#define EFI_MEMMAP 4 /* Can we use EFI memory map? */
#define EFI_64BIT 5 /* Is the firmware 64-bit? */
+#define EFI_SECURE_BOOT 6 /* Are we in Secure Boot mode? */
#ifdef CONFIG_EFI
# ifdef CONFIG_X86
--
1.8.3.1
_______________________________________________
kernel mailing list
kernel@xxxxxxxxxxxxxxxxxxxxxxx
https://admin.fedoraproject.org/mailman/listinfo/kernel
