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30 lines
838 B
30 lines
838 B
#ifndef _ASM_X86_KASAN_H |
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#define _ASM_X86_KASAN_H |
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#include <linux/const.h> |
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#define KASAN_SHADOW_OFFSET _AC(CONFIG_KASAN_SHADOW_OFFSET, UL) |
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/* |
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* Compiler uses shadow offset assuming that addresses start |
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* from 0. Kernel addresses don't start from 0, so shadow |
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* for kernel really starts from compiler's shadow offset + |
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* 'kernel address space start' >> KASAN_SHADOW_SCALE_SHIFT |
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*/ |
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#define KASAN_SHADOW_START (KASAN_SHADOW_OFFSET + \ |
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(0xffff800000000000ULL >> 3)) |
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/* 47 bits for kernel address -> (47 - 3) bits for shadow */ |
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#define KASAN_SHADOW_END (KASAN_SHADOW_START + (1ULL << (47 - 3))) |
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#ifndef __ASSEMBLY__ |
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#ifdef CONFIG_KASAN |
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void __init kasan_early_init(void); |
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void __init kasan_init(void); |
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#else |
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static inline void kasan_early_init(void) { } |
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static inline void kasan_init(void) { } |
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#endif |
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#endif |
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#endif
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