-#define __init __attribute__ ((__section__ (".init.text")))
-#define __initdata __attribute__ ((__section__ (".init.data")))
-#define __exitdata __attribute__ ((__section__(".exit.data")))
-#define __exit_call __attribute_used__ __attribute__ ((__section__ (".exitcall.exit")))
+#define __init __section(.init.text) __cold
+#define __initdata __section(.init.data)
+#define __exitdata __section(.exit.data)
+#define __exit_call __used __section(.exitcall.exit)
+
+/* modpost check for section mismatches during the kernel build.
+ * A section mismatch happens when there are references from a
+ * code or data section to an init section (both code or data).
+ * The init sections are (for most archs) discarded by the kernel
+ * when early init has completed so all such references are potential bugs.
+ * For exit sections the same issue exists.
+ * The following markers are used for the cases where the reference to
+ * the *init / *exit section (code or data) is valid and will teach
+ * modpost not to issue a warning.
+ * The markers follow same syntax rules as __init / __initdata. */
+#define __ref __section(.ref.text) noinline
+#define __refdata __section(.ref.data)
+#define __refconst __section(.ref.rodata)
+
+/* backward compatibility note
+ * A few places hardcode the old section names:
+ * .text.init.refok
+ * .data.init.refok
+ * .exit.text.refok
+ * They should be converted to use the defines from this file
+ */
+
+/* compatibility defines */
+#define __init_refok __ref
+#define __initdata_refok __refdata
+#define __exit_refok __ref
+