Re: [PATCH 1/5] kasan: Remove duplicate of kasan_flag_async

[Andrey Konovalov]

On Mon, Sep 13, 2021 at 10:14 AM Vincenzo Frascino
<vincenzo.frascino@xxxxxxx> wrote:
>
> After merging async mode for KASAN_HW_TAGS a duplicate of the
> kasan_flag_async flag was left erroneously inside the code.
>
> Remove the duplicate.
>
> Note: This change does not bring functional changes to the code
> base.
>
> Cc: Dmitry Vyukov <dvyukov@xxxxxxxxxx>
> Cc: Andrey Ryabinin <aryabinin@xxxxxxxxxxxxx>
> Cc: Alexander Potapenko <glider@xxxxxxxxxx>
> Cc: Marco Elver <elver@xxxxxxxxxx>
> Cc: Evgenii Stepanov <eugenis@xxxxxxxxxx>
> Cc: Andrey Konovalov <andreyknvl@xxxxxxxxx>
> Signed-off-by: Vincenzo Frascino <vincenzo.frascino@xxxxxxx>
> ---
>  mm/kasan/kasan.h | 2 --
>  1 file changed, 2 deletions(-)
>
> diff --git a/mm/kasan/kasan.h b/mm/kasan/kasan.h
> index 8bf568a80eb8..3639e7c8bb98 100644
> --- a/mm/kasan/kasan.h
> +++ b/mm/kasan/kasan.h
> @@ -38,8 +38,6 @@ static inline bool kasan_async_mode_enabled(void)
>
>  #endif
>
> -extern bool kasan_flag_async __ro_after_init;
> -
>  #if defined(CONFIG_KASAN_GENERIC) || defined(CONFIG_KASAN_SW_TAGS)
>  #define KASAN_GRANULE_SIZE     (1UL << KASAN_SHADOW_SCALE_SHIFT)
>  #else
> --
> 2.33.0
>

Reviewed-by: Andrey Konovalov <andreyknvl@xxxxxxxxx>