Generalize module_version.c into module_info.c

kernel_module/module_info.c

@@ -0,0 +1,32 @@
+/*
+- https://stackoverflow.com/questions/4839024/how-to-find-the-version-of-a-compiled-kernel-module/42556565#42556565
+- https://stackoverflow.com/questions/19467150/significance-of-this-module-in-linux-driver/49812248#49812248
+
+Usage:
+
+    insmod /module_info.ko
+	# dmesg => name    = module_info
+	# dmesg => version = 1.0
+    cat /sys/module/module_info/version
+    # => module_info
+    modinfo /module_info.ko | grep -E '^version:'
+    # => version:        1.0
+*/
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+
+static int myinit(void)
+{
+	/* Set by default based on the module file name. */
+	pr_info("name    = %s\n", THIS_MODULE->name);
+	pr_info("version = %s\n", THIS_MODULE->version);
+	return 0;
+}
+
+static void myexit(void) {}
+
+module_init(myinit)
+module_exit(myexit)
+MODULE_VERSION("1.0");
+MODULE_LICENSE("GPL");