Messages in this thread | | | Date | Thu, 7 Mar 2019 00:10:14 +0100 | From | Pavel Machek <> | Subject | Re: [PATCH] devfreq: Suspend all devices on system shutdown |
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On Fri 2019-01-25 14:54:03, Marek Szyprowski wrote: > This way devfreq core ensures that all its devices will be set to safe > operation points before reboot operation. There are board on which some > aggressive power saving operation points are behind the capabilities of > the bootloader to properly reset the hardware and boot the board. This > way one can avoid board crash early after reboot. > > Similar pattern is used in CPUfreq subsystem.
This looks somehow dangerous to me. I guess this will break someone's shutdown, and on battery-powered devices, that's quite bad thing to do.
Could we explicitely do it only for devices that need it? Pavel
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