On Tue 2017-06-13 11:35:22, Linus Walleij wrote: > On Tue, Jun 13, 2017 at 4:39 AM, Zhang Bo <bo.zhang@xxxxxxx> wrote: > > > This reverts commit 5ab92a7cb82c66bf30685583a38a18538e3807db. > > > > System cannot enter suspend mode because of heartbeat led trigger. > > In autosleep_wq, try_to_suspend function will try to enter suspend > > mode in specific period. it will get wakeup_count then call pm_notifier > > chain callback function and freeze processes. > > Heartbeat_pm_notifier is called and it call led_trigger_unregister to > > change the trigger of led device to none. It will send uevent message > > and the wakeup source count changed. As wakeup_count changed, suspend > > will abort. > > > > Signed-off-by: Zhang Bo <bo.zhang@xxxxxxx> > > OK I was stupid, lesson learned. > Reviewed-by: Linus Walleij <linus.walleij@xxxxxxxxxx> You may still want to submit patch to turn the LED off over suspend for your platform... -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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