[linux-pm] [RFC PATCH v4] ARM hibernation/suspend-to-disk support
frank.hofmann at tomtom.com
Fri Jun 10 09:47:30 EDT 2011
On Fri, 10 Jun 2011, Russell King - ARM Linux wrote:
[ ... ]
> What's the point when platform code has *ALREADY* to call these functions?
> Is it really too sodding difficult for platforms to do:
> <not read the rest of the message, this is getting idiotic>
Sorry for being unclear.
Yes, they already have to do all this. And they should.
Except for one thing:
They all, IN ADDITION, do ALSO:
wfi(); /* or whatever else to power down */
For Hibernation, _THAT_ needs to be out of the codepath.
So that one can snapshot without powering down.
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