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-rw-r--r--arch/arm64/include/asm/kasan.h5
1 files changed, 4 insertions, 1 deletions
diff --git a/arch/arm64/include/asm/kasan.h b/arch/arm64/include/asm/kasan.h
index 2774fa384c47..71ad0f93eb71 100644
--- a/arch/arm64/include/asm/kasan.h
+++ b/arch/arm64/include/asm/kasan.h
@@ -7,13 +7,14 @@
#include <linux/linkage.h>
#include <asm/memory.h>
+#include <asm/pgtable-types.h>
/*
* KASAN_SHADOW_START: beginning of the kernel virtual addresses.
* KASAN_SHADOW_END: KASAN_SHADOW_START + 1/8 of kernel virtual addresses.
*/
#define KASAN_SHADOW_START (VA_START)
-#define KASAN_SHADOW_END (KASAN_SHADOW_START + (1UL << (VA_BITS - 3)))
+#define KASAN_SHADOW_END (KASAN_SHADOW_START + KASAN_SHADOW_SIZE)
/*
* This value is used to map an address to the corresponding shadow
@@ -28,10 +29,12 @@
#define KASAN_SHADOW_OFFSET (KASAN_SHADOW_END - (1ULL << (64 - 3)))
void kasan_init(void);
+void kasan_copy_shadow(pgd_t *pgdir);
asmlinkage void kasan_early_init(void);
#else
static inline void kasan_init(void) { }
+static inline void kasan_copy_shadow(pgd_t *pgdir) { }
#endif
#endif