On Tue, 2003-09-23 at 05:58, Mark Vojkovich wrote: > Can we export to the drivers some function that yields the CPU? > Currently alot of drivers burn the CPU waiting for fifos, etc... > usleep(0) is not good for this because it's jiffy based and usually > never returns in less than 10 msec which has the effect of making > interactivity worse instead of better. I'm not sure which platforms > don't export sched_yield() and which will need alternative > implementations.
FIFO busy loops are very quick. You'll harm overall graphic performance by yielding. _______________________________________________ Devel mailing list [EMAIL PROTECTED] http://XFree86.Org/mailman/listinfo/devel