On Mon, 13 Sep 2004, Alex Williamson wrote: > > Well. This means that the resolution is broken for any clock > 1GHZ. > Yep, and the patch below at least fixes that much: I checked that only the resolution is broken (unless the interpolator shift is zero!). So the interpolators should now work fine at >1Ghz. > > register_time_interpolator allows a later registration of a time > > interpolator. The question though is: Will it win against the one > > already installed. It may win if you specify a smaller drift than the ITC > > interpolator. Gotta look at that. > > Yes, it does win, so apparently the drift is smaller (I only put in > enough printks so see that it won). But the HPET interpolator is still > coming in after init_posix_timers(), so the monotonic and realtime > resolution isn't going to be updated to match the new timer without an > additional hook in there. Thanks, Hmm... So if it wins and the posix time system is already up when register time_interpolator is called then we need to redo the posix timer setup or meddle with CLOCK_REALTIME and CLOCK_MONOTONIC accuracy? Uggh.... - To unsubscribe from this list: send the line "unsubscribe linux-ia64" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.htmlReceived on Mon Sep 13 19:05:02 2004
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