On Fri, Aug 12, 2005 at 08:36:00AM +0200, Ingo Molnar wrote: > > * Lee Revell <[EMAIL PROTECTED]> wrote: > > > Doesn't this fix the longest latency we were seeing with > > PREEMPT_DESKTOP, I don't have a trace handy but the upshot was "signal > > delivery must remain atomic on !PREEMPT_RT"? > > yes - although Paul's patch converts only a portion of the signal code > to RCU-read-lock, so i'd expect there to be other latencies too. Might > be worth a test (once we've sorted out the HRT build bugs).
And there remains the question of how much of the benefit remains after I handle the corner cases... :-/ Thanx, Paul - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/