# \[PATCH v5 11/40\] kasan: KASAN\_VMALLOC depends on KASAN\_GENERIC

- From: Andrey Konovalov \<hidden\>
- Date: 2020-10-12 20:46:25 
- List: linux-arm-kernel
- Page: https://ratatoskr.run/linux-arm-kernel/2020/10/6137965
- Thread: https://ratatoskr.run/linux-arm-kernel/2020/10/6137946/t.md

```text
Currently only generic KASAN mode supports vmalloc, reflect that
in the config.

Signed-off-by: Andrey Konovalov <redacted>
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(-)

diff --git a/lib/Kconfig.kasan b/lib/Kconfig.kasan
index 047b53dbfd58..e1d55331b618 100644
--- a/lib/Kconfig.kasan
+++ b/lib/Kconfig.kasan
@@ -156,7 +156,7 @@ 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
-- 
2.28.0.1011.ga647a8990f-goog


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```