Attempt to fix tests

hello-world/src/lib.rs

@@ -32,5 +32,5 @@ kernel_module!(
     HelloWorldModule,
     author: "Alex Gaynor and Geoffrey Thomas",
     description: "An extremely simple kernel module",
-    license: "GPL"
+    __module_license_string: "GPL"
 );

tests/Makefile

@@ -1,9 +1,14 @@
+ifneq ($(KERNELRELEASE),)
 obj-m := testmodule.o
 testmodule-objs := $(TEST_LIBRARY)
 EXTRA_LDFLAGS += --entry=init_module
 
+$(M)/$(TEST_LIBRARY): $(TEST_LIBRARY_ARCHIVE)
+	$(LD) -r -o $@ --whole-archive $^
+else
 all:
 	$(MAKE) -C /lib/modules/$(shell uname -r)/build M=$(CURDIR)
 
 clean:
 	$(MAKE) -C /lib/modules/$(shell uname -r)/build M=$(CURDIR) clean
+endif

tests/run_tests.py

@@ -46,6 +46,8 @@ def main():
                 path
             )
         )
+        library_archive, _ = os.path.splitext(os.path.basename(module))
+        library_archive = os.path.join(library_archive, ".a")
         run(
             "make", "-C", BASE_DIR,
             "TEST_LIBRARY={}".format(
@@ -54,6 +56,7 @@ def main():
                     os.path.basename(module)
                 )
             ),
+            "TEST_LIBRARY_ARCHIVE={}".format(library_archive),
         )
         run(
             "rustc",