+#ifdef __KERNEL__
+
+/*
+ * These values of sa_flags are used only by the kernel as part of the
+ * irq handling routines.
+ *
+ * SA_INTERRUPT is also used by the irq handling routines.
+ * SA_SHIRQ flag is for shared interrupt support on PCI and EISA.
+ */
+#define SA_SAMPLE_RANDOM SA_RESTART
+
+#ifdef CONFIG_TRAD_SIGNALS
+#define sig_uses_siginfo(ka) ((ka)->sa.sa_flags & SA_SIGINFO)
+#else
+#define sig_uses_siginfo(ka) (1)
+#endif
+
+#endif /* __KERNEL__ */
+