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x86/ima: retry detecting secure boot mode

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The secure boot mode may not be detected on boot for some reason (eg.
buggy firmware).  This patch attempts one more time to detect the
secure boot mode.

Signed-off-by: Mimi Zohar <zohar@linux.ibm.com>
This commit is contained in:
Mimi Zohar
2018-11-18 04:08:12 -05:00
parent 4264f27a08
commit 399574c64e
3 changed files with 47 additions and 3 deletions
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2
include/linux/ima.h
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@@ -30,7 +30,7 @@ extern void ima_post_path_mknod(struct dentry *dentry);
extern void ima_add_kexec_buffer(struct kimage *image);
#endif
#ifdef CONFIG_X86
#if defined(CONFIG_X86) && defined(CONFIG_EFI)
extern bool arch_ima_get_secureboot(void);
extern const char * const *arch_get_ima_policy(void);
#else