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-rw-r--r--mm/kasan/hw_tags.c5
-rw-r--r--mm/kasan/kasan.h10
2 files changed, 9 insertions, 6 deletions
diff --git a/mm/kasan/hw_tags.c b/mm/kasan/hw_tags.c
index 07a76c46daa5..9e1b6544bfa8 100644
--- a/mm/kasan/hw_tags.c
+++ b/mm/kasan/hw_tags.c
@@ -336,8 +336,6 @@ void __kasan_poison_vmalloc(const void *start, unsigned long size)
#endif
-#if IS_ENABLED(CONFIG_KASAN_KUNIT_TEST)
-
void kasan_enable_tagging(void)
{
if (kasan_arg_mode == KASAN_ARG_MODE_ASYNC)
@@ -347,6 +345,9 @@ void kasan_enable_tagging(void)
else
hw_enable_tagging_sync();
}
+
+#if IS_ENABLED(CONFIG_KASAN_KUNIT_TEST)
+
EXPORT_SYMBOL_GPL(kasan_enable_tagging);
void kasan_force_async_fault(void)
diff --git a/mm/kasan/kasan.h b/mm/kasan/kasan.h
index d79b83d673b1..b01b4bbe0409 100644
--- a/mm/kasan/kasan.h
+++ b/mm/kasan/kasan.h
@@ -355,25 +355,27 @@ static inline const void *arch_kasan_set_tag(const void *addr, u8 tag)
#define hw_set_mem_tag_range(addr, size, tag, init) \
arch_set_mem_tag_range((addr), (size), (tag), (init))
+void kasan_enable_tagging(void);
+
#else /* CONFIG_KASAN_HW_TAGS */
#define hw_enable_tagging_sync()
#define hw_enable_tagging_async()
#define hw_enable_tagging_asymm()
+static inline void kasan_enable_tagging(void) { }
+
#endif /* CONFIG_KASAN_HW_TAGS */
#if defined(CONFIG_KASAN_HW_TAGS) && IS_ENABLED(CONFIG_KASAN_KUNIT_TEST)
-void kasan_enable_tagging(void);
void kasan_force_async_fault(void);
-#else /* CONFIG_KASAN_HW_TAGS || CONFIG_KASAN_KUNIT_TEST */
+#else /* CONFIG_KASAN_HW_TAGS && CONFIG_KASAN_KUNIT_TEST */
-static inline void kasan_enable_tagging(void) { }
static inline void kasan_force_async_fault(void) { }
-#endif /* CONFIG_KASAN_HW_TAGS || CONFIG_KASAN_KUNIT_TEST */
+#endif /* CONFIG_KASAN_HW_TAGS && CONFIG_KASAN_KUNIT_TEST */
#ifdef CONFIG_KASAN_SW_TAGS
u8 kasan_random_tag(void);