nohz: Move tick_nohz_restart_sched_tick() above its users

Fix the function declaration/definition dance.

Reviewed-by: Rik van Riel <riel@redhat.com>
Cc: Christoph Lameter <cl@linux.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Preeti U Murthy <preeti@linux.vnet.ibm.com>
Cc: Rik van Riel <riel@redhat.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>

1 files changed, 16 insertions, 18 deletions

diff --git a/kernel/time/tick-sched.c b/kernel/time/tick-sched.c
index a06cd4af0ff1..6b0d14d4c350 100644
--- a/kernel/time/tick-sched.c
+++ b/kernel/time/tick-sched.c
@@ -687,7 +687,22 @@ out:
         return tick;
 }
 
-static void tick_nohz_restart_sched_tick(struct tick_sched *ts, ktime_t now);
+static void tick_nohz_restart_sched_tick(struct tick_sched *ts, ktime_t now)
+{
+        /* Update jiffies first */
+        tick_do_update_jiffies64(now);
+        update_cpu_load_nohz();
+
+        calc_load_exit_idle();
+        touch_softlockup_watchdog();
+        /*
+         * Cancel the scheduled timer and restore the tick
+         */
+        ts->tick_stopped  = 0;
+        ts->idle_exittime = now;
+
+        tick_nohz_restart(ts, now);
+}
 
 static void tick_nohz_full_update_tick(struct tick_sched *ts)
 {
@@ -848,23 +863,6 @@ ktime_t tick_nohz_get_sleep_length(void)
         return ts->sleep_length;
 }
 
-static void tick_nohz_restart_sched_tick(struct tick_sched *ts, ktime_t now)
-{
-        /* Update jiffies first */
-        tick_do_update_jiffies64(now);
-        update_cpu_load_nohz();
-
-        calc_load_exit_idle();
-        touch_softlockup_watchdog();
-        /*
-         * Cancel the scheduled timer and restore the tick
-         */
-        ts->tick_stopped  = 0;
-        ts->idle_exittime = now;
-
-        tick_nohz_restart(ts, now);
-}
-
 static void tick_nohz_account_idle_ticks(struct tick_sched *ts)
 {
 #ifndef CONFIG_VIRT_CPU_ACCOUNTING_NATIVE