Timothy Arceri <[email protected]> writes: > After a recent discussion about this code from 2015 I was curious > to give it a try. The outstanding review item was that we shouldn't > be replacing the C11 mtx type/functions with our own, so I've renamed > the fast path to simple_mtx* and added a couple of patches to make use > of it. > > The idea is this fast mtx can be used in place of the full mtx > implementation when its of type mtx_plain. > > I though if anywhere we might see a change in the drawoverhead piglit > test but I didn't see any real change. > > Anyway since I've made the updates I thought I'd send it out. Maybe > someone else might find some better results. Kristian reported a 10% > increase in some internal Intel benchmarks, I wonder if thats still the > case.
Results from x11perf -copywinwin10 on my SKL: 4.33338% +/- 0.905054% (n=40)
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