return sym->st_value - VDSO32_LBASE;
 }
 
-static int vdso_do_func_patch32(struct lib32_elfinfo *v32,
-                               struct lib64_elfinfo *v64,
-                               const char *orig, const char *fix)
+static int __init vdso_do_func_patch32(struct lib32_elfinfo *v32,
+                                      struct lib64_elfinfo *v64,
+                                      const char *orig, const char *fix)
 {
        Elf32_Sym *sym32_gen, *sym32_fix;
 
 #endif
 }
 
-static int vdso_do_func_patch64(struct lib32_elfinfo *v32,
-                               struct lib64_elfinfo *v64,
-                               const char *orig, const char *fix)
+static int __init vdso_do_func_patch64(struct lib32_elfinfo *v32,
+                                      struct lib64_elfinfo *v64,
+                                      const char *orig, const char *fix)
 {
        Elf64_Sym *sym64_gen, *sym64_fix;