Re: [PATCH 2/2] kasan: clean up KASAN_SHADOW_SCALE_SHIFT usage

[Andrey Ryabinin]

On 01/11/2018 06:29 PM, Andrey Konovalov wrote:

> diff --git a/arch/arm64/include/asm/kasan.h b/arch/arm64/include/asm/kasan.h
> index e266f80e45b7..811643fe7640 100644
> --- a/arch/arm64/include/asm/kasan.h
> +++ b/arch/arm64/include/asm/kasan.h
> @@ -27,7 +27,8 @@
>   * should satisfy the following equation:
>   *      KASAN_SHADOW_OFFSET = KASAN_SHADOW_END - (1ULL << 61)

Care to update comments as well?

>   */
> -#define KASAN_SHADOW_OFFSET     (KASAN_SHADOW_END - (1ULL << (64 - 3)))
> +#define KASAN_SHADOW_OFFSET     (KASAN_SHADOW_END - (1ULL << \
> +                                     (64 - KASAN_SHADOW_SCALE_SHIFT)))
>  
>  void kasan_init(void);
>  void kasan_copy_shadow(pgd_t *pgdir);