Re: sched_setscheduler() vs idle_balance() race

From: Mike Galbraith
Date: Fri May 29 2015 - 14:49:12 EST



P.S. intel_idle is not all that wonderful on this box.

- 78.31% [kernel] [k] _raw_spin_lock â
- _raw_spin_lock â
- 94.91% tick_broadcast_oneshot_control â
intel_idle â
cpuidle_enter_state â
cpuidle_enter â
+ cpu_startup_entry â
+ 1.63% pull_rt_task â
+ 1.35% __sched_setscheduler â
+ 1.11% push_rt_task.part.46 â
+ 2.44% [kernel] [k] native_write_msr_safe



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