preemption latency trace v1.0.7 on 2.6.9-rc4-mm1-VP-U3 ------------------------------------------------------- latency: 745 us, entries: 327 (327) | [VP:1 KP:1 SP:1 HP:1 #CPUS:4] ----------------- | task: t011SShmFifo_t/8552, uid:0 nice:10 policy:0 rt_prio:0 ----------------- => started at: _spin_lock_irqsave+0x76/0x7f => ended at: _spin_unlock_irqrestore+0x1c/0x36 =======> 00000001 0.000ms (+0.000ms): _spin_lock_irqsave (__down) 00000001 0.000ms (+0.000ms): __wake_up_locked (__down) 00000001 0.000ms (+0.000ms): __wake_up_common (__wake_up_locked) 00000001 0.000ms (+0.001ms): default_wake_function (__wake_up_common) 00000001 0.002ms (+0.003ms): try_to_wake_up (__wake_up_common) 00000001 0.005ms (+0.004ms): task_rq_lock (try_to_wake_up) 00000001 0.010ms (+0.006ms): _spin_lock (task_rq_lock) 00000002 0.017ms (+0.001ms): _spin_unlock_irqrestore (try_to_wake_up) 00000001 0.018ms (+0.001ms): default_wake_function (__wake_up_common) 00000001 0.019ms (+0.003ms): try_to_wake_up (__wake_up_common) 00000001 0.022ms (+0.005ms): task_rq_lock (try_to_wake_up) 00000001 0.027ms (+0.006ms): _spin_lock (task_rq_lock) 00000002 0.034ms (+0.001ms): _spin_unlock_irqrestore (try_to_wake_up) 00000001 0.035ms (+0.002ms): default_wake_function (__wake_up_common) 00000001 0.037ms (+0.003ms): try_to_wake_up (__wake_up_common) 00000001 0.040ms (+0.003ms): task_rq_lock (try_to_wake_up) 00000001 0.044ms (+0.005ms): _spin_lock (task_rq_lock) 00000002 0.050ms (+0.000ms): _spin_unlock_irqrestore (try_to_wake_up) 00000001 0.051ms (+0.001ms): default_wake_function (__wake_up_common) 00000001 0.053ms (+0.002ms): try_to_wake_up (__wake_up_common) 00000001 0.056ms (+0.004ms): task_rq_lock (try_to_wake_up) 00000001 0.060ms (+0.007ms): _spin_lock (task_rq_lock) 00000002 0.068ms (+0.001ms): _spin_unlock_irqrestore (try_to_wake_up) 00000001 0.069ms (+0.001ms): default_wake_function (__wake_up_common) 00000001 0.071ms (+0.003ms): try_to_wake_up (__wake_up_common) 00000001 0.074ms (+0.005ms): task_rq_lock (try_to_wake_up) 00000001 0.079ms (+0.005ms): _spin_lock (task_rq_lock) 00000002 0.085ms (+0.001ms): _spin_unlock_irqrestore (try_to_wake_up) 00000001 0.086ms (+0.001ms): default_wake_function (__wake_up_common) 00000001 0.087ms (+0.003ms): try_to_wake_up (__wake_up_common) 00000001 0.091ms (+0.005ms): task_rq_lock (try_to_wake_up) 00000001 0.096ms (+0.006ms): _spin_lock (task_rq_lock) 00000002 0.103ms (+0.001ms): _spin_unlock_irqrestore (try_to_wake_up) 00000001 0.104ms (+0.000ms): default_wake_function (__wake_up_common) 00000001 0.105ms (+0.002ms): try_to_wake_up (__wake_up_common) 00000001 0.108ms (+0.005ms): task_rq_lock (try_to_wake_up) 00000001 0.113ms (+0.005ms): _spin_lock (task_rq_lock) 00000002 0.118ms (+0.001ms): _spin_unlock_irqrestore (try_to_wake_up) 00000001 0.119ms (+0.002ms): default_wake_function (__wake_up_common) 00000001 0.121ms (+0.003ms): try_to_wake_up (__wake_up_common) 00000001 0.125ms (+0.005ms): task_rq_lock (try_to_wake_up) 00000001 0.131ms (+0.004ms): _spin_lock (task_rq_lock) 00000002 0.135ms (+0.001ms): _spin_unlock_irqrestore (try_to_wake_up) 00000001 0.136ms (+0.002ms): default_wake_function (__wake_up_common) 00000001 0.138ms (+0.002ms): try_to_wake_up (__wake_up_common) 00000001 0.141ms (+0.004ms): task_rq_lock (try_to_wake_up) 00000001 0.146ms (+0.006ms): _spin_lock (task_rq_lock) 00000002 0.153ms (+0.001ms): _spin_unlock_irqrestore (try_to_wake_up) 00000001 0.154ms (+0.001ms): default_wake_function (__wake_up_common) 00000001 0.156ms (+0.003ms): try_to_wake_up (__wake_up_common) 00000001 0.159ms (+0.005ms): task_rq_lock (try_to_wake_up) 00000001 0.164ms (+0.003ms): _spin_lock (task_rq_lock) 00000002 0.167ms (+0.001ms): _spin_unlock_irqrestore (try_to_wake_up) 00000001 0.168ms (+0.001ms): default_wake_function (__wake_up_common) 00000001 0.170ms (+0.002ms): try_to_wake_up (__wake_up_common) 00000001 0.173ms (+0.003ms): task_rq_lock (try_to_wake_up) 00000001 0.177ms (+0.002ms): _spin_lock (task_rq_lock) 00000002 0.180ms (+0.000ms): _spin_unlock_irqrestore (try_to_wake_up) 00000001 0.181ms (+0.001ms): default_wake_function (__wake_up_common) 00000001 0.183ms (+0.004ms): try_to_wake_up (__wake_up_common) 00000001 0.187ms (+0.004ms): task_rq_lock (try_to_wake_up) 00000001 0.191ms (+0.004ms): _spin_lock (task_rq_lock) 00000002 0.196ms (+0.001ms): _spin_unlock_irqrestore (try_to_wake_up) 00000001 0.197ms (+0.001ms): default_wake_function (__wake_up_common) 00000001 0.199ms (+0.002ms): try_to_wake_up (__wake_up_common) 00000001 0.201ms (+0.004ms): task_rq_lock (try_to_wake_up) 00000001 0.206ms (+0.006ms): _spin_lock (task_rq_lock) 00000002 0.212ms (+0.001ms): _spin_unlock_irqrestore (try_to_wake_up) 00000001 0.213ms (+0.000ms): default_wake_function (__wake_up_common) 00000001 0.214ms (+0.003ms): try_to_wake_up (__wake_up_common) 00000001 0.217ms (+0.004ms): task_rq_lock (try_to_wake_up) 00000001 0.222ms (+0.004ms): _spin_lock (task_rq_lock) 00000002 0.227ms (+0.000ms): _spin_unlock_irqrestore (try_to_wake_up) 00000001 0.228ms (+0.001ms): default_wake_function (__wake_up_common) 00000001 0.229ms (+0.002ms): try_to_wake_up (__wake_up_common) 00000001 0.232ms (+0.004ms): task_rq_lock (try_to_wake_up) 00000001 0.237ms (+0.005ms): _spin_lock (task_rq_lock) 00000002 0.242ms (+0.001ms): _spin_unlock_irqrestore (try_to_wake_up) 00000001 0.244ms (+0.001ms): default_wake_function (__wake_up_common) 00000001 0.246ms (+0.002ms): try_to_wake_up (__wake_up_common) 00000001 0.248ms (+0.004ms): task_rq_lock (try_to_wake_up) 00000001 0.253ms (+0.004ms): _spin_lock (task_rq_lock) 00000002 0.258ms (+0.001ms): _spin_unlock_irqrestore (try_to_wake_up) 00000001 0.259ms (+0.000ms): default_wake_function (__wake_up_common) 00000001 0.259ms (+0.002ms): try_to_wake_up (__wake_up_common) 00000001 0.262ms (+0.004ms): task_rq_lock (try_to_wake_up) 00000001 0.267ms (+0.004ms): _spin_lock (task_rq_lock) 00000002 0.272ms (+0.001ms): _spin_unlock_irqrestore (try_to_wake_up) 00000001 0.273ms (+0.001ms): default_wake_function (__wake_up_common) 00000001 0.275ms (+0.003ms): try_to_wake_up (__wake_up_common) 00000001 0.278ms (+0.004ms): task_rq_lock (try_to_wake_up) 00000001 0.282ms (+0.005ms): _spin_lock (task_rq_lock) 00000002 0.288ms (+0.001ms): _spin_unlock_irqrestore (try_to_wake_up) 00000001 0.289ms (+0.001ms): default_wake_function (__wake_up_common) 00000001 0.291ms (+0.003ms): try_to_wake_up (__wake_up_common) 00000001 0.294ms (+0.005ms): task_rq_lock (try_to_wake_up) 00000001 0.299ms (+0.006ms): _spin_lock (task_rq_lock) 00000002 0.305ms (+0.001ms): _spin_unlock_irqrestore (try_to_wake_up) 00000001 0.306ms (+0.002ms): default_wake_function (__wake_up_common) 00000001 0.308ms (+0.003ms): try_to_wake_up (__wake_up_common) 00000001 0.312ms (+0.003ms): task_rq_lock (try_to_wake_up) 00000001 0.315ms (+0.003ms): _spin_lock (task_rq_lock) 00000002 0.319ms (+0.001ms): _spin_unlock_irqrestore (try_to_wake_up) 00000001 0.320ms (+0.001ms): default_wake_function (__wake_up_common) 00000001 0.322ms (+0.004ms): try_to_wake_up (__wake_up_common) 00000001 0.326ms (+0.003ms): task_rq_lock (try_to_wake_up) 00000001 0.329ms (+0.004ms): _spin_lock (task_rq_lock) 00000002 0.334ms (+0.001ms): _spin_unlock_irqrestore (try_to_wake_up) 00000001 0.335ms (+0.001ms): default_wake_function (__wake_up_common) 00000001 0.337ms (+0.003ms): try_to_wake_up (__wake_up_common) 00000001 0.340ms (+0.004ms): task_rq_lock (try_to_wake_up) 00000001 0.344ms (+0.004ms): _spin_lock (task_rq_lock) 00000002 0.349ms (+0.001ms): _spin_unlock_irqrestore (try_to_wake_up) 00000001 0.350ms (+0.001ms): default_wake_function (__wake_up_common) 00000001 0.352ms (+0.002ms): try_to_wake_up (__wake_up_common) 00000001 0.354ms (+0.004ms): task_rq_lock (try_to_wake_up) 00000001 0.359ms (+0.003ms): _spin_lock (task_rq_lock) 00000002 0.363ms (+0.001ms): _spin_unlock_irqrestore (try_to_wake_up) 00000001 0.364ms (+0.000ms): default_wake_function (__wake_up_common) 00000001 0.365ms (+0.003ms): try_to_wake_up (__wake_up_common) 00000001 0.368ms (+0.004ms): task_rq_lock (try_to_wake_up) 00000001 0.372ms (+0.006ms): _spin_lock (task_rq_lock) 00000002 0.379ms (+0.000ms): _spin_unlock_irqrestore (try_to_wake_up) 00000001 0.380ms (+0.001ms): default_wake_function (__wake_up_common) 00000001 0.382ms (+0.004ms): try_to_wake_up (__wake_up_common) 00000001 0.386ms (+0.003ms): task_rq_lock (try_to_wake_up) 00000001 0.390ms (+0.004ms): _spin_lock (task_rq_lock) 00000002 0.394ms (+0.001ms): _spin_unlock_irqrestore (try_to_wake_up) 00000001 0.395ms (+0.000ms): default_wake_function (__wake_up_common) 00000001 0.396ms (+0.002ms): try_to_wake_up (__wake_up_common) 00000001 0.399ms (+0.004ms): task_rq_lock (try_to_wake_up) 00000001 0.403ms (+0.005ms): _spin_lock (task_rq_lock) 00000002 0.409ms (+0.001ms): _spin_unlock_irqrestore (try_to_wake_up) 00000001 0.410ms (+0.000ms): default_wake_function (__wake_up_common) 00000001 0.411ms (+0.003ms): try_to_wake_up (__wake_up_common) 00000001 0.414ms (+0.004ms): task_rq_lock (try_to_wake_up) 00000001 0.418ms (+0.003ms): _spin_lock (task_rq_lock) 00000002 0.422ms (+0.001ms): _spin_unlock_irqrestore (try_to_wake_up) 00000001 0.424ms (+0.000ms): default_wake_function (__wake_up_common) 00000001 0.424ms (+0.002ms): try_to_wake_up (__wake_up_common) 00000001 0.427ms (+0.004ms): task_rq_lock (try_to_wake_up) 00000001 0.432ms (+0.007ms): _spin_lock (task_rq_lock) 00000002 0.439ms (+0.001ms): _spin_unlock_irqrestore (try_to_wake_up) 00000001 0.440ms (+0.000ms): default_wake_function (__wake_up_common) 00000001 0.441ms (+0.003ms): try_to_wake_up (__wake_up_common) 00000001 0.444ms (+0.004ms): task_rq_lock (try_to_wake_up) 00000001 0.448ms (+0.004ms): _spin_lock (task_rq_lock) 00000002 0.453ms (+0.001ms): _spin_unlock_irqrestore (try_to_wake_up) 00000001 0.454ms (+0.001ms): default_wake_function (__wake_up_common) 00000001 0.456ms (+0.002ms): try_to_wake_up (__wake_up_common) 00000001 0.459ms (+0.003ms): task_rq_lock (try_to_wake_up) 00000001 0.463ms (+0.003ms): _spin_lock (task_rq_lock) 00000002 0.466ms (+0.000ms): _spin_unlock_irqrestore (try_to_wake_up) 00000001 0.467ms (+0.000ms): default_wake_function (__wake_up_common) 00000001 0.468ms (+0.003ms): try_to_wake_up (__wake_up_common) 00000001 0.471ms (+0.004ms): task_rq_lock (try_to_wake_up) 00000001 0.476ms (+0.006ms): _spin_lock (task_rq_lock) 00000002 0.482ms (+0.000ms): _spin_unlock_irqrestore (try_to_wake_up) 00000001 0.483ms (+0.002ms): default_wake_function (__wake_up_common) 00000001 0.485ms (+0.004ms): try_to_wake_up (__wake_up_common) 00000001 0.489ms (+0.003ms): task_rq_lock (try_to_wake_up) 00000001 0.493ms (+0.005ms): _spin_lock (task_rq_lock) 00000002 0.499ms (+0.001ms): _spin_unlock_irqrestore (try_to_wake_up) 00000001 0.500ms (+0.000ms): default_wake_function (__wake_up_common) 00000001 0.500ms (+0.002ms): try_to_wake_up (__wake_up_common) 00000001 0.503ms (+0.004ms): task_rq_lock (try_to_wake_up) 00000001 0.508ms (+0.006ms): _spin_lock (task_rq_lock) 00000002 0.514ms (+0.002ms): _spin_unlock_irqrestore (try_to_wake_up) 00000001 0.516ms (+0.000ms): default_wake_function (__wake_up_common) 00000001 0.517ms (+0.002ms): try_to_wake_up (__wake_up_common) 00000001 0.520ms (+0.003ms): task_rq_lock (try_to_wake_up) 00000001 0.524ms (+0.005ms): _spin_lock (task_rq_lock) 00000002 0.529ms (+0.000ms): _spin_unlock_irqrestore (try_to_wake_up) 00000001 0.530ms (+0.001ms): default_wake_function (__wake_up_common) 00000001 0.532ms (+0.003ms): try_to_wake_up (__wake_up_common) 00000001 0.535ms (+0.004ms): task_rq_lock (try_to_wake_up) 00000001 0.540ms (+0.005ms): _spin_lock (task_rq_lock) 00000002 0.545ms (+0.000ms): _spin_unlock_irqrestore (try_to_wake_up) 00000001 0.546ms (+0.000ms): default_wake_function (__wake_up_common) 00000001 0.547ms (+0.002ms): try_to_wake_up (__wake_up_common) 00000001 0.550ms (+0.005ms): task_rq_lock (try_to_wake_up) 00000001 0.555ms (+0.004ms): _spin_lock (task_rq_lock) 00000002 0.559ms (+0.001ms): _spin_unlock_irqrestore (try_to_wake_up) 00000001 0.560ms (+0.000ms): default_wake_function (__wake_up_common) 00000001 0.561ms (+0.003ms): try_to_wake_up (__wake_up_common) 00000001 0.564ms (+0.004ms): task_rq_lock (try_to_wake_up) 00000001 0.569ms (+0.004ms): _spin_lock (task_rq_lock) 00000002 0.574ms (+0.000ms): _spin_unlock_irqrestore (try_to_wake_up) 00000001 0.575ms (+0.001ms): default_wake_function (__wake_up_common) 00000001 0.577ms (+0.002ms): try_to_wake_up (__wake_up_common) 00000001 0.579ms (+0.004ms): task_rq_lock (try_to_wake_up) 00000001 0.584ms (+0.004ms): _spin_lock (task_rq_lock) 00000002 0.589ms (+0.001ms): _spin_unlock_irqrestore (try_to_wake_up) 00000001 0.590ms (+0.001ms): default_wake_function (__wake_up_common) 00000001 0.592ms (+0.003ms): try_to_wake_up (__wake_up_common) 00000001 0.595ms (+0.005ms): task_rq_lock (try_to_wake_up) 00000001 0.600ms (+0.003ms): _spin_lock (task_rq_lock) 00000002 0.603ms (+0.000ms): _spin_unlock_irqrestore (try_to_wake_up) 00000001 0.603ms (+0.000ms): default_wake_function (__wake_up_common) 00000001 0.603ms (+0.000ms): try_to_wake_up (__wake_up_common) 00000001 0.604ms (+0.000ms): task_rq_lock (try_to_wake_up) 00000001 0.604ms (+0.000ms): _spin_lock (task_rq_lock) 00000002 0.604ms (+0.000ms): _spin_unlock_irqrestore (try_to_wake_up) 00000001 0.604ms (+0.000ms): default_wake_function (__wake_up_common) 00000001 0.604ms (+0.000ms): try_to_wake_up (__wake_up_common) 00000001 0.604ms (+0.000ms): task_rq_lock (try_to_wake_up) 00000001 0.605ms (+0.000ms): _spin_lock (task_rq_lock) 00000002 0.605ms (+0.000ms): _spin_unlock_irqrestore (try_to_wake_up) 00000001 0.605ms (+0.000ms): default_wake_function (__wake_up_common) 00000001 0.605ms (+0.000ms): try_to_wake_up (__wake_up_common) 00000001 0.605ms (+0.000ms): task_rq_lock (try_to_wake_up) 00000001 0.606ms (+0.000ms): _spin_lock (task_rq_lock) 00000002 0.606ms (+0.000ms): _spin_unlock_irqrestore (try_to_wake_up) 00000001 0.606ms (+0.000ms): default_wake_function (__wake_up_common) 00000001 0.606ms (+0.000ms): try_to_wake_up (__wake_up_common) 00000001 0.607ms (+0.000ms): task_rq_lock (try_to_wake_up) 00000001 0.607ms (+0.003ms): _spin_lock (task_rq_lock) 00000002 0.610ms (+0.000ms): _spin_unlock_irqrestore (try_to_wake_up) 00000001 0.610ms (+0.000ms): default_wake_function (__wake_up_common) 00000001 0.610ms (+0.000ms): try_to_wake_up (__wake_up_common) 00000001 0.611ms (+0.000ms): task_rq_lock (try_to_wake_up) 00000001 0.611ms (+0.000ms): _spin_lock (task_rq_lock) 00000002 0.611ms (+0.000ms): _spin_unlock_irqrestore (try_to_wake_up) 00000001 0.611ms (+0.000ms): default_wake_function (__wake_up_common) 00000001 0.612ms (+0.000ms): try_to_wake_up (__wake_up_common) 00000001 0.612ms (+0.000ms): task_rq_lock (try_to_wake_up) 00000001 0.612ms (+0.000ms): _spin_lock (task_rq_lock) 00000002 0.612ms (+0.000ms): _spin_unlock_irqrestore (try_to_wake_up) 00000001 0.613ms (+0.000ms): default_wake_function (__wake_up_common) 00000001 0.613ms (+0.000ms): try_to_wake_up (__wake_up_common) 00000001 0.613ms (+0.000ms): task_rq_lock (try_to_wake_up) 00000001 0.614ms (+0.000ms): _spin_lock (task_rq_lock) 00000002 0.614ms (+0.000ms): _spin_unlock_irqrestore (try_to_wake_up) 00000001 0.614ms (+0.000ms): default_wake_function (__wake_up_common) 00000001 0.614ms (+0.000ms): try_to_wake_up (__wake_up_common) 00000001 0.615ms (+0.000ms): task_rq_lock (try_to_wake_up) 00000001 0.615ms (+0.001ms): _spin_lock (task_rq_lock) 00000002 0.616ms (+0.000ms): _spin_unlock_irqrestore (try_to_wake_up) 00000001 0.617ms (+0.000ms): default_wake_function (__wake_up_common) 00000001 0.617ms (+0.000ms): try_to_wake_up (__wake_up_common) 00000001 0.617ms (+0.000ms): task_rq_lock (try_to_wake_up) 00000001 0.617ms (+0.000ms): _spin_lock (task_rq_lock) 00000002 0.617ms (+0.000ms): wake_idle (try_to_wake_up) 00000002 0.618ms (+0.000ms): idle_cpu (wake_idle) 00000002 0.618ms (+0.000ms): idle_cpu (wake_idle) 00000002 0.618ms (+0.000ms): find_next_bit (wake_idle) 00000002 0.618ms (+0.000ms): idle_cpu (wake_idle) 00000002 0.618ms (+0.000ms): find_next_bit (wake_idle) 00000002 0.619ms (+0.000ms): activate_task (try_to_wake_up) 00000002 0.619ms (+0.000ms): sched_clock (activate_task) 00000002 0.619ms (+0.000ms): recalc_task_prio (activate_task) 00000002 0.619ms (+0.000ms): effective_prio (recalc_task_prio) 00000002 0.619ms (+0.000ms): enqueue_task (activate_task) 00000002 0.620ms (+0.000ms): _spin_unlock_irqrestore (try_to_wake_up) 00000001 0.620ms (+0.000ms): _spin_unlock_irqrestore (__down) 00000001 0.621ms (+0.000ms): smp_apic_timer_interrupt (_spin_unlock_irqrestore) 00010001 0.621ms (+0.000ms): profile_tick (smp_apic_timer_interrupt) 00010001 0.621ms (+0.000ms): profile_hook (profile_tick) 00010001 0.622ms (+0.000ms): _read_lock (profile_hook) 00010002 0.622ms (+0.000ms): notifier_call_chain (profile_hook) 00010002 0.622ms (+0.000ms): _read_unlock (profile_tick) 00010001 0.622ms (+0.000ms): profile_hit (smp_apic_timer_interrupt) 00010001 0.623ms (+0.000ms): update_process_times (smp_apic_timer_interrupt) 00010001 0.623ms (+0.000ms): update_one_process (update_process_times) 00010001 0.623ms (+0.000ms): run_local_timers (update_process_times) 00010001 0.623ms (+0.000ms): raise_softirq (update_process_times) 00010001 0.624ms (+0.000ms): scheduler_tick (update_process_times) 00010001 0.624ms (+0.000ms): sched_clock (scheduler_tick) 00010001 0.624ms (+0.001ms): _spin_lock (scheduler_tick) 00010002 0.625ms (+0.000ms): task_timeslice (scheduler_tick) 00010002 0.625ms (+0.000ms): __bitmap_weight (scheduler_tick) 00010002 0.626ms (+0.000ms): _spin_unlock (scheduler_tick) 00010001 0.626ms (+0.000ms): rebalance_tick (scheduler_tick) 00010001 0.626ms (+0.000ms): irq_exit (smp_apic_timer_interrupt) 00000002 0.626ms (+0.000ms): do_softirq (irq_exit) 00000002 0.627ms (+0.001ms): __do_softirq (do_softirq) 00000002 0.628ms (+0.002ms): wake_up_process (do_softirq) 00000002 0.630ms (+0.000ms): try_to_wake_up (wake_up_process) 00000002 0.631ms (+0.002ms): task_rq_lock (try_to_wake_up) 00000002 0.633ms (+0.003ms): _spin_lock (task_rq_lock) 00000003 0.637ms (+0.000ms): wake_idle (try_to_wake_up) 00000003 0.638ms (+0.003ms): idle_cpu (wake_idle) 00000003 0.641ms (+0.000ms): idle_cpu (wake_idle) 00000003 0.642ms (+0.001ms): find_next_bit (wake_idle) 00000003 0.644ms (+0.001ms): activate_task (try_to_wake_up) 00000003 0.645ms (+0.001ms): sched_clock (activate_task) 00000003 0.646ms (+0.000ms): recalc_task_prio (activate_task) 00000003 0.646ms (+0.000ms): effective_prio (recalc_task_prio) 00000003 0.647ms (+0.002ms): enqueue_task (activate_task) 00000003 0.649ms (+0.002ms): resched_task (try_to_wake_up) 00000003 0.652ms (+0.000ms): _spin_unlock_irqrestore (try_to_wake_up) 00000002 0.653ms (+0.001ms): preempt_schedule (try_to_wake_up) 00010001 0.654ms (+0.000ms): do_IRQ (_spin_unlock_irqrestore) 00010001 0.654ms (+0.003ms): do_IRQ (<00000000>) 00010001 0.658ms (+0.003ms): _spin_lock (__do_IRQ) 00010002 0.662ms (+0.003ms): ack_edge_ioapic_irq (__do_IRQ) 00010002 0.665ms (+0.001ms): redirect_hardirq (__do_IRQ) 00010002 0.666ms (+0.002ms): _spin_unlock (__do_IRQ) 00010001 0.668ms (+0.001ms): preempt_schedule (__do_IRQ) 00010001 0.670ms (+0.004ms): handle_IRQ_event (__do_IRQ) 00010001 0.674ms (+0.002ms): timer_interrupt (handle_IRQ_event) 00010001 0.676ms (+0.005ms): _spin_lock (timer_interrupt) 00010002 0.682ms (+0.000ms): mark_offset_tsc (timer_interrupt) 00010002 0.682ms (+0.003ms): _spin_lock (mark_offset_tsc) 00010003 0.686ms (+0.009ms): _spin_lock (mark_offset_tsc) 00010004 0.695ms (+0.002ms): _spin_unlock (mark_offset_tsc) 00010003 0.697ms (+0.002ms): preempt_schedule (mark_offset_tsc) 00010003 0.700ms (+0.002ms): _spin_unlock (mark_offset_tsc) 00010002 0.702ms (+0.003ms): preempt_schedule (mark_offset_tsc) 00010002 0.706ms (+0.007ms): _spin_lock (timer_interrupt) 00010003 0.713ms (+0.004ms): _spin_unlock (timer_interrupt) 00010002 0.717ms (+0.004ms): preempt_schedule (timer_interrupt) 00010002 0.721ms (+0.004ms): do_timer (timer_interrupt) 00010002 0.725ms (+0.001ms): update_wall_time (do_timer) 00010002 0.726ms (+0.001ms): update_wall_time_one_tick (update_wall_time) 00010002 0.728ms (+0.006ms): _spin_unlock (timer_interrupt) 00010001 0.735ms (+0.001ms): preempt_schedule (timer_interrupt) 00010001 0.737ms (+0.002ms): _spin_lock (__do_IRQ) 00010002 0.739ms (+0.002ms): note_interrupt (__do_IRQ) 00010002 0.741ms (+0.000ms): end_edge_ioapic_irq (__do_IRQ) 00010002 0.742ms (+0.001ms): _spin_unlock (__do_IRQ) 00010001 0.743ms (+0.001ms): preempt_schedule (__do_IRQ) 00010001 0.744ms (+0.000ms): irq_exit (do_IRQ) 00000002 0.744ms (+0.000ms): do_softirq (irq_exit) 00000002 0.745ms (+0.000ms): __do_softirq (do_softirq) 00000001 0.746ms (+0.000ms): sub_preempt_count (_spin_unlock_irqrestore) 00000001 0.746ms (+0.000ms): update_max_trace (check_preempt_timing)