On Fri, Jun 15, 2018 at 8:31 AM, Michel Dänzer <mic...@daenzer.net> wrote:
> On 2018-06-15 05:25 PM, Jason Ekstrand wrote: > > On June 15, 2018 01:14:24 Michel Dänzer <mic...@daenzer.net> wrote: > >> On 2018-06-15 07:31 AM, Jason Ekstrand wrote: > >>> > >>> I did some testing and x11perf -copywinwin500 is... exactly the same > >>> with > >>> or without my patches. If anything they might improve it by just a > >>> hair. > >> > >> Possible explanations I can think of: > >> > >> 1. Your glamor still has its own FBO cache. Which version of xserver are > >> you testing with? > >> > > 1.19 I think > > Okay, that doesn't have the glamor FBO cache anymore. > > > >> 2. The i965 driver cache isn't hit even before these changes. > > > > It's definitely getting hit in both cases, it just may require a > > slightly larger cache of we aren't recycling BOs until they're idle. > > It might be more than just slightly, -copywinwin500 can queue many > overlapping copies between flushes. Can you compare the maximum total > cache size with and without this series? > That should be possible. I'll see what I can do. It's always a bit annoying getting stuff out of X because printf gets weird but I should be able to come up with something.
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