Thread (13 messages) 13 messages, 3 authors, 2017-09-04

Re: v4.11.12-rt10 - hotplug lockdep splat

From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: 2017-09-04 14:58:18
Also in: lkml

On 2017-09-03 04:48:10 [+0200], Mike Galbraith wrote:
Missed a spot.  With this on top, lockdep went silent.

kernel/hrtimer/hotplug: don't wake ktimersoftd while holding the hrtimer base lock

kernel/hrtimer: don't wakeup a process while holding the hrtimer base lock
missed a path, namely hrtimers_dead_cpu() -> migrate_hrtimer_list().  Defer
raising softirq until after base lock has been released there as well.

Signed-off-by: Mike Galbraith <redacted>
Thank you, applied.

Sebastian
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