88d1103825
The KERN_VIRT_START defines the start virtual address of kernel space. Use this macro instead of magic number. Signed-off-by: Zong Li <zong.li@sifive.com> Signed-off-by: Palmer Dabbelt <palmerdabbelt@google.com>
27 lines
645 B
C
27 lines
645 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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/* Copyright (C) 2019 Andes Technology Corporation */
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#ifndef __ASM_KASAN_H
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#define __ASM_KASAN_H
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#ifndef __ASSEMBLY__
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#ifdef CONFIG_KASAN
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#include <asm/pgtable.h>
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#define KASAN_SHADOW_SCALE_SHIFT 3
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#define KASAN_SHADOW_SIZE (UL(1) << (38 - KASAN_SHADOW_SCALE_SHIFT))
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#define KASAN_SHADOW_START KERN_VIRT_START /* 2^64 - 2^38 */
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#define KASAN_SHADOW_END (KASAN_SHADOW_START + KASAN_SHADOW_SIZE)
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#define KASAN_SHADOW_OFFSET (KASAN_SHADOW_END - (1ULL << \
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(64 - KASAN_SHADOW_SCALE_SHIFT)))
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void kasan_init(void);
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asmlinkage void kasan_early_init(void);
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#endif
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#endif
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#endif /* __ASM_KASAN_H */
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