Re: Design for setting video modes, ownership of sysfs attributes

[Alan Cox]

On Sul, 2004-09-19 at 21:40, Keith Packard wrote:
> I just need to know where the frame buffer lives; it can move or change 
> pitch at any time.  I can even deal with the frame buffer moving without 
> warning if necessary.  What I can't handle is off-screen memory suddenly 
> disappearing on me; I need to be able to pull any off-screen data back to 
> main memory before things get shuffled around.

The last one of these you can't get in the hotplug case but thats
currently a pretty unusual situation compared to the others

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