Файловый менеджер - Редактировать - /usr/src/linux-headers-5.4.0-200/arch/x86/include/asm/kasan.h
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/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_X86_KASAN_H #define _ASM_X86_KASAN_H #include <linux/const.h> #define KASAN_SHADOW_OFFSET _AC(CONFIG_KASAN_SHADOW_OFFSET, UL) #define KASAN_SHADOW_SCALE_SHIFT 3 /* * Compiler uses shadow offset assuming that addresses start * from 0. Kernel addresses don't start from 0, so shadow * for kernel really starts from compiler's shadow offset + * 'kernel address space start' >> KASAN_SHADOW_SCALE_SHIFT */ #define KASAN_SHADOW_START (KASAN_SHADOW_OFFSET + \ ((-1UL << __VIRTUAL_MASK_SHIFT) >> \ KASAN_SHADOW_SCALE_SHIFT)) /* * 47 bits for kernel address -> (47 - KASAN_SHADOW_SCALE_SHIFT) bits for shadow * 56 bits for kernel address -> (56 - KASAN_SHADOW_SCALE_SHIFT) bits for shadow */ #define KASAN_SHADOW_END (KASAN_SHADOW_START + \ (1ULL << (__VIRTUAL_MASK_SHIFT - \ KASAN_SHADOW_SCALE_SHIFT))) #ifndef __ASSEMBLY__ #ifdef CONFIG_KASAN void __init kasan_early_init(void); void __init kasan_init(void); void __init kasan_populate_shadow_for_vaddr(void *va, size_t size, int nid); #else static inline void kasan_early_init(void) { } static inline void kasan_init(void) { } static inline void kasan_populate_shadow_for_vaddr(void *va, size_t size, int nid) { } #endif #endif #endif
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