diff --git a/arch/blackfin/mach-common/ints-priority-dc.c b/arch/blackfin/mach-common/ints-priority-dc.c
index 2db3546fc874f73804cd360c6d46c16c99262b5a..c2f05fabedc1c8f47e859d4821cecfe59e17c7b9 100644
--- a/arch/blackfin/mach-common/ints-priority-dc.c
+++ b/arch/blackfin/mach-common/ints-priority-dc.c
@@ -52,7 +52,13 @@
  * -
  */
 
-unsigned long irq_flags = 0;
+/* Initialize this to an actual value to force it into the .data
+ * section so that we know it is properly initialized at entry into
+ * the kernel but before bss is initialized to zero (which is where
+ * it would live otherwise).  The 0x1f magic represents the IRQs we
+ * cannot actually mask out in hardware.
+ */
+unsigned long irq_flags = 0x1f;
 
 /* The number of spurious interrupts */
 atomic_t num_spurious;
diff --git a/arch/blackfin/mach-common/ints-priority-sc.c b/arch/blackfin/mach-common/ints-priority-sc.c
index e06fe96b6fc3c8d42842bc6d8529d9729000a417..7da5a0a134cc5ea16f9b1ab9da1bda7c2c91affc 100644
--- a/arch/blackfin/mach-common/ints-priority-sc.c
+++ b/arch/blackfin/mach-common/ints-priority-sc.c
@@ -58,7 +58,13 @@
  * -
  */
 
-unsigned long irq_flags = 0;
+/* Initialize this to an actual value to force it into the .data
+ * section so that we know it is properly initialized at entry into
+ * the kernel but before bss is initialized to zero (which is where
+ * it would live otherwise).  The 0x1f magic represents the IRQs we
+ * cannot actually mask out in hardware.
+ */
+unsigned long irq_flags = 0x1f;
 
 /* The number of spurious interrupts */
 atomic_t num_spurious;