* Rafael J. Wysocki <raf...@kernel.org> [190109 09:44]: > On Wed, Jan 9, 2019 at 2:51 AM Tony Lindgren <t...@atomide.com> wrote: > > > > * Vincent Guittot <vincent.guit...@linaro.org> [190109 01:42]: > > > Le Tuesday 08 Jan 2019 à 13:37:43 (-0800), Tony Lindgren a écrit : > > > > Lowering the autosuspend_delay_ms to 2100 ms makes things work again. > > > > Anything higher than 2200 ms seems to somehow time out immediately > > > > now :) > > > > > > This is quite close to the max ns of an int on arm 32bits > > > > > > Could you try the patch below ? > > > > Yup great thanks, that's it: > > > > Tested-by: Tony Lindgren <t...@atomide.com> > > Cool. Thanks for getting to the bottom of this!
No problem. One more thing I noticed: The 25% slack can get noticeable for larger values. For things like a 3 second uart console timeout slack of 750 ms is quite large variation. Should we have a limit of max 100 ms for the slack? Regards, Tony
