irqs: make irq_timer_state to use dyn_array
Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
diff --git a/drivers/char/random.c b/drivers/char/random.c
index 3145647..1610aa6 100644
--- a/drivers/char/random.c
+++ b/drivers/char/random.c
@@ -559,7 +559,13 @@
};
static struct timer_rand_state input_timer_state;
+
+#ifdef CONFIG_HAVE_DYN_ARRAY
+static struct timer_rand_state **irq_timer_state;
+DEFINE_DYN_ARRAY(irq_timer_state, sizeof(struct timer_rand_state *), nr_irqs, PAGE_SIZE, NULL);
+#else
static struct timer_rand_state *irq_timer_state[NR_IRQS];
+#endif
/*
* This function adds entropy to the entropy "pool" by using timing
