Re: O(1) scheduler & interactivity improvements

[Timothy Miller]

Helge Hafting wrote:
> On Mon, Jun 23, 2003 at 01:44:14PM +0100, John Bradford wrote:
> 
>>Well, no, opaque window moving is fine if the CPU isn't at 100%.  If
>>it is, I'd rather see choppy window movements than have a server
>>application starved of CPU.  That's just my preference, though.
>>
> 
> That could be an interesting hack to a window manager - 
> don't start the move in opaque mode when the load is high.

This isn't really an issue if the graphics engine is doing the work and 
the X server doesn't busy-wait on the bitblt to finish (ie. does DMA or 
calls ioctl to sleep until command-fifo-has-free-space interrupt).