Messages in this thread | | | Date | Tue, 15 Feb 2011 17:17:54 -0800 | From | Greg KH <> | Subject | Re: uio: power management of user-space drivers |
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On Wed, Feb 16, 2011 at 01:21:04AM +0100, Hans J. Koch wrote: > Let me guess: suspend/resume functions are supposed to leave your hardware in > a consistent state and you don't know the state if the suspend() catches you > in the middle of your userspace processing? > I remember the Android guys had problems like that and invented some > "suspend blockers". However, I don't remember what the final answer in that > discussion was. Greg?
It's all in the kernel today. See: http://lwn.net/Articles/416690/ for all of the details you will ever need.
Hope this helps,
greg k-h
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