diff options
Diffstat (limited to 'arch/arm64/include/asm/kasan.h')
| -rw-r--r-- | arch/arm64/include/asm/kasan.h | 22 |
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) { } |