diff --git a/arch/m68k/kernel/ints.c b/arch/m68k/kernel/ints.c
index 74453d15692eac627848a7a8b38479ca82f7421f..44169e4cd91dd536f4a6088cdb49dbe572bc5b37 100644
--- a/arch/m68k/kernel/ints.c
+++ b/arch/m68k/kernel/ints.c
@@ -47,6 +47,7 @@
 #endif
 
 int nr_irqs = NR_IRQS;
+EXPORT_SYMBOL(nr_irqs);
 
 extern u32 auto_irqhandler_fixup[];
 extern u32 user_irqhandler_fixup[];
diff --git a/arch/s390/kernel/irq.c b/arch/s390/kernel/irq.c
index 14eb5496c8a81ddf0708f3e4e7adfd9e406279ef..3624c4a0037a6e79e2a5ec2939f7bee98880ab60 100644
--- a/arch/s390/kernel/irq.c
+++ b/arch/s390/kernel/irq.c
@@ -18,6 +18,7 @@
 #include <linux/profile.h>
 
 int nr_irqs = NR_IRQS;
+EXPORT_SYMBOL(nr_irqs);
 
 /*
  * show_interrupts is needed by /proc/interrupts.
diff --git a/arch/sparc/kernel/irq.c b/arch/sparc/kernel/irq.c
index 059598b7e0f0ff6c8f33d667834dfa48612a2b11..4b99e3ce391616225c1472b0586a392ef4b5b20f 100644
--- a/arch/sparc/kernel/irq.c
+++ b/arch/sparc/kernel/irq.c
@@ -57,6 +57,7 @@
 #endif /* SMP */
 
 int nr_irqs = NR_IRQS;
+EXPORT_SYMBOL(nr_irqs);
 
 unsigned long __raw_local_irq_save(void)
 {