Messages in this thread | | | Subject | Re: old radeon latency problem still unfixed? | From | Benjamin Herrenschmidt <> | Date | Mon, 27 Feb 2006 11:18:19 +1100 |
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On Sun, 2006-02-26 at 18:02 -0500, Lee Revell wrote: > On Mon, 2006-02-27 at 09:53 +1100, Benjamin Herrenschmidt wrote: > > Well... as soon as a 3d window appears, the server starts switching > > all the time. there might be some spin loop in there remaining... > > But if the only lock taken in the radeon driver is the BKL, the > SCHED_NORMAL X server should not be able to delay a SCHED_FIFO process > right?
If you have preempt enabled, I suppose .... can we preempt with the BKL nowadays ?
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