summaryrefslogtreecommitdiffstats
path: root/arch/arm64/include/asm/kasan.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm64/include/asm/kasan.h')
-rw-r--r--arch/arm64/include/asm/kasan.h22
1 files changed, 1 insertions, 21 deletions
diff --git a/arch/arm64/include/asm/kasan.h b/arch/arm64/include/asm/kasan.h
index 12d5f47f7d..7eefc525a9 100644
--- a/arch/arm64/include/asm/kasan.h
+++ b/arch/arm64/include/asm/kasan.h
@@ -15,29 +15,9 @@
#if defined(CONFIG_KASAN_GENERIC) || defined(CONFIG_KASAN_SW_TAGS)
+asmlinkage void kasan_early_init(void);
void kasan_init(void);
-
-/*
- * KASAN_SHADOW_START: beginning of the kernel virtual addresses.
- * KASAN_SHADOW_END: KASAN_SHADOW_START + 1/N of kernel virtual addresses,
- * where N = (1 << KASAN_SHADOW_SCALE_SHIFT).
- *
- * KASAN_SHADOW_OFFSET:
- * This value is used to map an address to the corresponding shadow
- * address by the following formula:
- * shadow_addr = (address >> KASAN_SHADOW_SCALE_SHIFT) + KASAN_SHADOW_OFFSET
- *
- * (1 << (64 - KASAN_SHADOW_SCALE_SHIFT)) shadow addresses that lie in range
- * [KASAN_SHADOW_OFFSET, KASAN_SHADOW_END) cover all 64-bits of virtual
- * addresses. So KASAN_SHADOW_OFFSET should satisfy the following equation:
- * KASAN_SHADOW_OFFSET = KASAN_SHADOW_END -
- * (1ULL << (64 - KASAN_SHADOW_SCALE_SHIFT))
- */
-#define _KASAN_SHADOW_START(va) (KASAN_SHADOW_END - (1UL << ((va) - KASAN_SHADOW_SCALE_SHIFT)))
-#define KASAN_SHADOW_START _KASAN_SHADOW_START(vabits_actual)
-
void kasan_copy_shadow(pgd_t *pgdir);
-asmlinkage void kasan_early_init(void);
#else
static inline void kasan_init(void) { }