1 files changed, 9 insertions, 0 deletions

diff --git a/include/asm-m68k/irq.h b/include/asm-m68k/irq.h
index 127ad190cf2d..325c86f8512d 100644
--- a/include/asm-m68k/irq.h
+++ b/include/asm-m68k/irq.h
@@ -23,6 +23,15 @@
 #endif
 
 /*
+ * The hardirq mask has to be large enough to have
+ * space for potentially all IRQ sources in the system
+ * nesting on a single CPU:
+ */
+#if (1 << HARDIRQ_BITS) < NR_IRQS
+# error HARDIRQ_BITS is too low!
+#endif
+
+/*
  * Interrupt source definitions
  * General interrupt sources are the level 1-7.
  * Adding an interrupt service routine for one of these sources