#include <asm-generic/percpu.h>
-#endif /* __ARCH_BLACKFIN_PERCPU__ */
+#ifdef CONFIG_MODULES
+#define PERCPU_MODULE_RESERVE 8192
+#else
+#define PERCPU_MODULE_RESERVE 0
+#endif
+
+#define PERCPU_ENOUGH_ROOM \
+ (ALIGN(__per_cpu_end - __per_cpu_start, SMP_CACHE_BYTES) + \
+ PERCPU_MODULE_RESERVE)
+
+#endif /* __ARCH_BLACKFIN_PERCPU__ */