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SubjectRe: [rfc patch v2] rt,nohz_full: fix nohz_full for PREEMPT_RT_FULL
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On Sat, 2015-04-11 at 15:36 +0200, Mike Galbraith wrote:
>
> Well, not reverted, I actually queued and maybe poked softirq, but
> didn't check whether anything was being queued or not

(the checking: !IRQ_WORK_HARD_IRQ happens, box remains alive)

mount-827 [002] ....211 9.781994: irq_work_queue: queue work: ffff88041ec8d7d0
mount-827 [002] .N..211 9.781997: irq_work_queue: poke ksoftirqd
sirq-timer/2-49 [002] .....11 9.781999: irq_work_run_list: execute work: ffff88041ec8d7d0
swapon-852 [003] ....211 10.224358: irq_work_queue: queue work: ffff88041eccd7d0
sirq-timer/3-67 [003] .....11 10.224501: irq_work_run_list: execute work: ffff88041eccd7d0
plymouthd-476 [000] ....2.. 10.227930: irq_work_queue: queue work: ffff88041ec0d7d0
sirq-timer/0-4 [000] .....11 10.228311: irq_work_run_list: execute work: ffff88041ec0d7d0
systemd-udevd-694 [001] ....211 10.316067: irq_work_queue: queue work: ffff88041ec4d7d0
sirq-timer/1-34 [001] .....11 10.316340: irq_work_run_list: execute work: ffff88041ec4d7d0
systemd-udevd-694 [001] ....211 10.316871: irq_work_queue: queue work: ffff88041ec4d7d0
sirq-timer/1-34 [001] .....11 10.317341: irq_work_run_list: execute work: ffff88041ec4d7d0
systemd-udevd-741 [005] ....211 10.515752: irq_work_queue: queue work: ffff88041ed4d7d0
sirq-timer/5-100 [005] .....11 10.516522: irq_work_run_list: execute work: ffff88041ed4d7d0


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