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Re: [lkp] [rcu] a7410f28ce: INFO: rcu_sched detected expedited stalls on CPUs/tasks: { 0-... } 25089 jiffies s: 9 root: 0x1/.

From Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Newsgroups linux.kernel
Subject Re: [lkp] [rcu] a7410f28ce: INFO: rcu_sched detected expedited stalls on CPUs/tasks: { 0-... } 25089 jiffies s: 9 root: 0x1/.
Date 2016-11-29 09:20 +0100
Message-ID <sILNU-5On-9@gated-at.bofh.it> (permalink)
References <sBuyt-3E8-1@gated-at.bofh.it> <sIBbP-72M-13@gated-at.bofh.it> <sIFyN-1sB-5@gated-at.bofh.it>
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On 2016-11-29 01:34:57 [+0800], Ye Xiaolong wrote:
> Thanks for the explanation, we'll ignore this kind of reports. And sorry for
> the noise.

This is "special" because my patch enabled the "expedited" RCU on its
own. This kind of report against a network driver (for instance) would
probably mean a problem in the patch itself.

> Thanks,
> Xiaolong

Sebastian

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Re: [lkp] [rcu]  a7410f28ce: INFO: rcu_sched detected expedited  stalls on CPUs/tasks: { 0-... } 25089 jiffies s: 9 root: 0x1/. Sebastian Andrzej Siewior <bigeasy@linutronix.de> - 2016-11-28 22:00 +0100
  Re: [lkp] [rcu]  a7410f28ce: INFO: rcu_sched detected expedited  stalls on CPUs/tasks: { 0-... } 25089 jiffies s: 9 root: 0x1/. Ye Xiaolong <xiaolong.ye@intel.com> - 2016-11-29 02:40 +0100
    Re: [lkp] [rcu]  a7410f28ce: INFO: rcu_sched detected expedited  stalls on CPUs/tasks: { 0-... } 25089 jiffies s: 9 root: 0x1/. Sebastian Andrzej Siewior <bigeasy@linutronix.de> - 2016-11-29 09:20 +0100

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