Messages in this thread |  | | Date | Tue, 21 Aug 2018 16:21:44 -0700 | From | Tony Lindgren <> | Subject | Re: [PATCH] sched: idle: Avoid retaining the tick when it has been stopped |
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* Rafael J. Wysocki <rjw@rjwysocki.net> [691231 23:00]: > From: Rafael J. Wysocki <rafael.j.wysocki@intel.com> > > If the tick has been stopped already, but the governor has not asked to > stop it (which it can do sometimes), the idle loop should invoke > tick_nohz_idle_stop_tick(), to let tick_nohz_stop_tick() take care > of this case properly. > > Fixes: 554c8aa8ecad (sched: idle: Select idle state before stopping the tick)
This patch seems to fix an issue where boot hangs occasionally on beagleboard-xm with ARM multi_v7_defconfig as reported by kernelci.org and Mark Brown earlier at [0].
At least so far no boot hangs for me with this fix, so:
Tested-by: Tony Lindgren <tony@atomide.com>
[0] https://www.spinics.net/lists/linux-mmc/msg50480.html
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