summaryrefslogtreecommitdiff
path: root/include/linux/kasan.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/linux/kasan.h')
-rw-r--r--include/linux/kasan.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/kasan.h b/include/linux/kasan.h
index 819b6bc8ac08..842623d708c2 100644
--- a/include/linux/kasan.h
+++ b/include/linux/kasan.h
@@ -54,11 +54,13 @@ extern p4d_t kasan_early_shadow_p4d[MAX_PTRS_PER_P4D];
int kasan_populate_early_shadow(const void *shadow_start,
const void *shadow_end);
+#ifndef kasan_mem_to_shadow
static inline void *kasan_mem_to_shadow(const void *addr)
{
return (void *)((unsigned long)addr >> KASAN_SHADOW_SCALE_SHIFT)
+ KASAN_SHADOW_OFFSET;
}
+#endif
int kasan_add_zero_shadow(void *start, unsigned long size);
void kasan_remove_zero_shadow(void *start, unsigned long size);