[PATCH 04/16] make irq_timer_state to use dyn_array

From: Yinghai Lu
Date: Fri Aug 01 2008 - 05:52:37 EST


Signed-off-by: Yinghai Lu <yhlu.kernel@xxxxxxxxx>

---
drivers/char/random.c | 6 ++++++
1 file changed, 6 insertions(+)

Index: linux-2.6/drivers/char/random.c
===================================================================
--- linux-2.6.orig/drivers/char/random.c
+++ linux-2.6/drivers/char/random.c
@@ -558,7 +558,13 @@ struct timer_rand_state {
};

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
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