diff mbox series

[v9,02/44] kasan: KASAN_VMALLOC depends on KASAN_GENERIC

Message ID 24a25ef0fcfa07a94129e2ae5ec72f829c57ac42.1605046192.git.andreyknvl@google.com (mailing list archive)
State New, archived
Headers show
Series kasan: add hardware tag-based mode for arm64 | expand

Commit Message

Andrey Konovalov Nov. 10, 2020, 10:09 p.m. UTC
Currently only generic KASAN mode supports vmalloc, reflect that
in the config.

Signed-off-by: Andrey Konovalov <andreyknvl@google.com>
Signed-off-by: Vincenzo Frascino <vincenzo.frascino@arm.com>
Reviewed-by: Marco Elver <elver@google.com>
---
Change-Id: I1889e5b3bed28cc5d607802fb6ae43ba461c0dc1
---
 lib/Kconfig.kasan | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

Alexander Potapenko Nov. 11, 2020, 1:19 p.m. UTC | #1
On Tue, Nov 10, 2020 at 11:11 PM Andrey Konovalov <andreyknvl@google.com> wrote:
>
> Currently only generic KASAN mode supports vmalloc, reflect that
> in the config.
>
> Signed-off-by: Andrey Konovalov <andreyknvl@google.com>
> Signed-off-by: Vincenzo Frascino <vincenzo.frascino@arm.com>
> Reviewed-by: Marco Elver <elver@google.com>
Reviewed-by: Alexander Potapenko <glider@google.com>

> ---
> Change-Id: I1889e5b3bed28cc5d607802fb6ae43ba461c0dc1
> ---
>  lib/Kconfig.kasan | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/lib/Kconfig.kasan b/lib/Kconfig.kasan
> index 542a9c18398e..8f0742a0f23e 100644
> --- a/lib/Kconfig.kasan
> +++ b/lib/Kconfig.kasan
> @@ -155,7 +155,7 @@ config KASAN_SW_TAGS_IDENTIFY
>
>  config KASAN_VMALLOC
>         bool "Back mappings in vmalloc space with real shadow memory"
> -       depends on HAVE_ARCH_KASAN_VMALLOC
> +       depends on KASAN_GENERIC && HAVE_ARCH_KASAN_VMALLOC
>         help
>           By default, the shadow region for vmalloc space is the read-only
>           zero page. This means that KASAN cannot detect errors involving
> --
> 2.29.2.222.g5d2a92d10f8-goog
>
diff mbox series

Patch

diff --git a/lib/Kconfig.kasan b/lib/Kconfig.kasan
index 542a9c18398e..8f0742a0f23e 100644
--- a/lib/Kconfig.kasan
+++ b/lib/Kconfig.kasan
@@ -155,7 +155,7 @@  config KASAN_SW_TAGS_IDENTIFY
 
 config KASAN_VMALLOC
 	bool "Back mappings in vmalloc space with real shadow memory"
-	depends on HAVE_ARCH_KASAN_VMALLOC
+	depends on KASAN_GENERIC && HAVE_ARCH_KASAN_VMALLOC
 	help
 	  By default, the shadow region for vmalloc space is the read-only
 	  zero page. This means that KASAN cannot detect errors involving