linux-kernel - Re: [RT] lockdep munching nr_list

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Date:   Thu, 16 Feb 2017 19:16:29 +0100
From:   Mike Galbraith <efault@....de>
To:     Sebastian Andrzej Siewior <bigeasy@...utronix.de>
Cc:     Peter Zijlstra <peterz@...radead.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        RT <linux-rt-users@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [RT] lockdep munching nr_list_entries like popcorn


BTW, this ain't gone.  I'll take a peek.  It doesn't happen in my tree,
seems likely to be because whether running sirqs fully threaded or not,
I don't let one any thread handle what another exists to handle.

[  638.107293] NOHZ: local_softirq_pending 80
[  939.729684] NOHZ: local_softirq_pending 80
[  945.600869] NOHZ: local_softirq_pending 80
[ 1387.101178] NOHZ: local_softirq_pending 80
[ 1387.101343] NOHZ: local_softirq_pending 80
[ 1387.101549] NOHZ: local_softirq_pending 80
[ 1413.313212] NOHZ: local_softirq_pending 80
[ 1413.313305] NOHZ: local_softirq_pending 80
[ 1413.313347] NOHZ: local_softirq_pending 80
>