diff options
Diffstat (limited to 'include/linux/kasan-checks.h')
| -rw-r--r-- | include/linux/kasan-checks.h | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/include/linux/kasan-checks.h b/include/linux/kasan-checks.h index ac6aba632f2d..3d6d22a25bdc 100644 --- a/include/linux/kasan-checks.h +++ b/include/linux/kasan-checks.h @@ -5,11 +5,17 @@ #include <linux/types.h> /* + * The annotations present in this file are only relevant for the software + * KASAN modes that rely on compiler instrumentation, and will be optimized + * away for the hardware tag-based KASAN mode. Use kasan_check_byte() instead. + */ + +/* * __kasan_check_*: Always available when KASAN is enabled. This may be used * even in compilation units that selectively disable KASAN, but must use KASAN * to validate access to an address. Never use these in header files! */ -#ifdef CONFIG_KASAN +#if defined(CONFIG_KASAN_GENERIC) || defined(CONFIG_KASAN_SW_TAGS) bool __kasan_check_read(const volatile void *p, unsigned int size); bool __kasan_check_write(const volatile void *p, unsigned int size); #else |