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author | Ingo Molnar <mingo@kernel.org> | 2015-10-14 14:05:18 (GMT) |
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committer | Ingo Molnar <mingo@kernel.org> | 2015-10-14 14:05:18 (GMT) |
commit | c7d77a7980e434c3af17de19e3348157f9b9ccce (patch) | |
tree | b32c5988ce8239b80c83e94c22d68f5eb0fb84da /arch/x86/include/asm/efi.h | |
parent | 0ce423b6492a02be11662bfaa837dd16945aad3e (diff) | |
parent | 8a53554e12e98d1759205afd7b8e9e2ea0936f48 (diff) | |
download | linux-c7d77a7980e434c3af17de19e3348157f9b9ccce.tar.xz |
Merge branch 'x86/urgent' into core/efi, to pick up a pending EFI fix
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86/include/asm/efi.h')
-rw-r--r-- | arch/x86/include/asm/efi.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/arch/x86/include/asm/efi.h b/arch/x86/include/asm/efi.h index 155162e..ae68be9 100644 --- a/arch/x86/include/asm/efi.h +++ b/arch/x86/include/asm/efi.h @@ -86,6 +86,18 @@ extern u64 asmlinkage efi_call(void *fp, ...); extern void __iomem *__init efi_ioremap(unsigned long addr, unsigned long size, u32 type, u64 attribute); +#ifdef CONFIG_KASAN +/* + * CONFIG_KASAN may redefine memset to __memset. __memset function is present + * only in kernel binary. Since the EFI stub linked into a separate binary it + * doesn't have __memset(). So we should use standard memset from + * arch/x86/boot/compressed/string.c. The same applies to memcpy and memmove. + */ +#undef memcpy +#undef memset +#undef memmove +#endif + #endif /* CONFIG_X86_32 */ extern struct efi_scratch efi_scratch; |