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-rw-r--r--include/linux/tick.h8
-rw-r--r--kernel/time/tick-sched.c4
-rw-r--r--kernel/time/timer_list.c4
3 files changed, 8 insertions, 8 deletions
diff --git a/include/linux/tick.h b/include/linux/tick.h
index ab8be90b5cc..f37fceb69b7 100644
--- a/include/linux/tick.h
+++ b/include/linux/tick.h
@@ -31,10 +31,10 @@ enum tick_nohz_mode {
31 * struct tick_sched - sched tick emulation and no idle tick control/stats 31 * struct tick_sched - sched tick emulation and no idle tick control/stats
32 * @sched_timer: hrtimer to schedule the periodic tick in high 32 * @sched_timer: hrtimer to schedule the periodic tick in high
33 * resolution mode 33 * resolution mode
34 * @idle_tick: Store the last idle tick expiry time when the tick 34 * @last_tick: Store the last tick expiry time when the tick
35 * timer is modified for idle sleeps. This is necessary 35 * timer is modified for nohz sleeps. This is necessary
36 * to resume the tick timer operation in the timeline 36 * to resume the tick timer operation in the timeline
37 * when the CPU returns from idle 37 * when the CPU returns from nohz sleep.
38 * @tick_stopped: Indicator that the idle tick has been stopped 38 * @tick_stopped: Indicator that the idle tick has been stopped
39 * @idle_jiffies: jiffies at the entry to idle for idle time accounting 39 * @idle_jiffies: jiffies at the entry to idle for idle time accounting
40 * @idle_calls: Total number of idle calls 40 * @idle_calls: Total number of idle calls
@@ -51,7 +51,7 @@ struct tick_sched {
51 struct hrtimer sched_timer; 51 struct hrtimer sched_timer;
52 unsigned long check_clocks; 52 unsigned long check_clocks;
53 enum tick_nohz_mode nohz_mode; 53 enum tick_nohz_mode nohz_mode;
54 ktime_t idle_tick; 54 ktime_t last_tick;
55 int inidle; 55 int inidle;
56 int tick_stopped; 56 int tick_stopped;
57 unsigned long idle_jiffies; 57 unsigned long idle_jiffies;
diff --git a/kernel/time/tick-sched.c b/kernel/time/tick-sched.c
index 911834b33b8..73cc4901336 100644
--- a/kernel/time/tick-sched.c
+++ b/kernel/time/tick-sched.c
@@ -400,7 +400,7 @@ static void tick_nohz_stop_sched_tick(struct tick_sched *ts, ktime_t now)
400 if (!ts->tick_stopped) { 400 if (!ts->tick_stopped) {
401 select_nohz_load_balancer(1); 401 select_nohz_load_balancer(1);
402 402
403 ts->idle_tick = hrtimer_get_expires(&ts->sched_timer); 403 ts->last_tick = hrtimer_get_expires(&ts->sched_timer);
404 ts->tick_stopped = 1; 404 ts->tick_stopped = 1;
405 } 405 }
406 406
@@ -526,7 +526,7 @@ ktime_t tick_nohz_get_sleep_length(void)
526static void tick_nohz_restart(struct tick_sched *ts, ktime_t now) 526static void tick_nohz_restart(struct tick_sched *ts, ktime_t now)
527{ 527{
528 hrtimer_cancel(&ts->sched_timer); 528 hrtimer_cancel(&ts->sched_timer);
529 hrtimer_set_expires(&ts->sched_timer, ts->idle_tick); 529 hrtimer_set_expires(&ts->sched_timer, ts->last_tick);
530 530
531 while (1) { 531 while (1) {
532 /* Forward the time to expire in the future */ 532 /* Forward the time to expire in the future */
diff --git a/kernel/time/timer_list.c b/kernel/time/timer_list.c
index 3258455549f..af5a7e9f164 100644
--- a/kernel/time/timer_list.c
+++ b/kernel/time/timer_list.c
@@ -167,7 +167,7 @@ static void print_cpu(struct seq_file *m, int cpu, u64 now)
167 { 167 {
168 struct tick_sched *ts = tick_get_tick_sched(cpu); 168 struct tick_sched *ts = tick_get_tick_sched(cpu);
169 P(nohz_mode); 169 P(nohz_mode);
170 P_ns(idle_tick); 170 P_ns(last_tick);
171 P(tick_stopped); 171 P(tick_stopped);
172 P(idle_jiffies); 172 P(idle_jiffies);
173 P(idle_calls); 173 P(idle_calls);
@@ -259,7 +259,7 @@ static int timer_list_show(struct seq_file *m, void *v)
259 u64 now = ktime_to_ns(ktime_get()); 259 u64 now = ktime_to_ns(ktime_get());
260 int cpu; 260 int cpu;
261 261
262 SEQ_printf(m, "Timer List Version: v0.6\n"); 262 SEQ_printf(m, "Timer List Version: v0.7\n");
263 SEQ_printf(m, "HRTIMER_MAX_CLOCK_BASES: %d\n", HRTIMER_MAX_CLOCK_BASES); 263 SEQ_printf(m, "HRTIMER_MAX_CLOCK_BASES: %d\n", HRTIMER_MAX_CLOCK_BASES);
264 SEQ_printf(m, "now at %Ld nsecs\n", (unsigned long long)now); 264 SEQ_printf(m, "now at %Ld nsecs\n", (unsigned long long)now);
265 265