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-rw-r--r--arch/arm64/include/asm/string.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/string.h b/arch/arm64/include/asm/string.h
index 6133f4970027..64d2d4884a9d 100644
--- a/arch/arm64/include/asm/string.h
+++ b/arch/arm64/include/asm/string.h
@@ -28,6 +28,12 @@ extern int strcmp(const char *, const char *);
#define __HAVE_ARCH_STRNCMP
extern int strncmp(const char *, const char *, __kernel_size_t);
+#define __HAVE_ARCH_STRLEN
+extern __kernel_size_t strlen(const char *);
+
+#define __HAVE_ARCH_STRNLEN
+extern __kernel_size_t strnlen(const char *, __kernel_size_t);
+
#define __HAVE_ARCH_MEMCPY
extern void *memcpy(void *, const void *, __kernel_size_t);