On Thu, Jul 24, 2008 at 01:49:18PM +0300, Pasi Kärkkäinen wrote:
> Does this mean XV extension (or X itself) does not provide a way to 
> "wait for retrace" out-of-the-box.. and your patch adds that functionality? 

most implementations provide "wait for retrace" out-of-the-box. 

The point is that the Xserver's framerate must be adjustable dynamically 
for our purpose. In very small degrees to avoid visible effects.

That's what the patch does.

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