clocksource: Use a plain u64 instead of cycle_t

There is no point in having an extra type for extra confusion. u64 is
unambiguous.

Conversion was done with the following coccinelle script:

@rem@
@@
-typedef u64 cycle_t;

@fix@
typedef cycle_t;
@@
-cycle_t
+u64

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: John Stultz <john.stultz@linaro.org>

drivers/hv/hv.c

@@ -135,9 +135,9 @@ u64 hv_do_hypercall(u64 control, void *input, void *output)
 EXPORT_SYMBOL_GPL(hv_do_hypercall);
 
 #ifdef CONFIG_X86_64
-static cycle_t read_hv_clock_tsc(struct clocksource *arg)
+static u64 read_hv_clock_tsc(struct clocksource *arg)
 {
-	cycle_t current_tick;
+	u64 current_tick;
 	struct ms_hyperv_tsc_page *tsc_pg = hv_context.tsc_page;
 
 	if (tsc_pg->tsc_sequence != 0) {
@@ -146,7 +146,7 @@ static cycle_t read_hv_clock_tsc(struct clocksource *arg)
 		 */
 
 		while (1) {
-			cycle_t tmp;
+			u64 tmp;
 			u32 sequence = tsc_pg->tsc_sequence;
 			u64 cur_tsc;
 			u64 scale = tsc_pg->tsc_scale;
@@ -350,7 +350,7 @@ int hv_post_message(union hv_connection_id connection_id,
 static int hv_ce_set_next_event(unsigned long delta,
 				struct clock_event_device *evt)
 {
-	cycle_t current_tick;
+	u64 current_tick;
 
 	WARN_ON(!clockevent_state_oneshot(evt));