random: remove rand_initialize_irq()

With the new interrupt sampling system, we are no longer using the
timer_rand_state structure in the irq descriptor, so we can stop
initializing it now.

[ Merged in fixes from Sedat to find some last missing references to
  rand_initialize_irq() ]

Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Signed-off-by: Sedat Dilek <sedat.dilek@gmail.com>

2 files changed, 0 insertions, 3 deletions

diff --git a/include/linux/irqdesc.h b/include/linux/irqdesc.h
index f1e2527006bd..9a323d12de1c 100644
--- a/include/linux/irqdesc.h
+++ b/include/linux/irqdesc.h
@@ -39,7 +39,6 @@ struct module;
  */
 struct irq_desc {
         struct irq_data         irq_data;
-        struct timer_rand_state *timer_rand_state;
         unsigned int __percpu   *kstat_irqs;
         irq_flow_handler_t      handle_irq;
 #ifdef CONFIG_IRQ_PREFLOW_FASTEOI
diff --git a/include/linux/random.h b/include/linux/random.h
index 29e217a7e6d0..ac621ce886ca 100644
--- a/include/linux/random.h
+++ b/include/linux/random.h
@@ -48,8 +48,6 @@ struct rnd_state {
 
 #ifdef __KERNEL__
 
-extern void rand_initialize_irq(int irq);
-
 extern void add_device_randomness(const void *, unsigned int);
 extern void add_input_randomness(unsigned int type, unsigned int code,
                                  unsigned int value);