RFR: 8210547: [Linux] Uncontrolled framerate [v2]

Fri Nov 14 19:41:04 UTC 2025

On Thu, 9 Oct 2025 07:40:44 GMT, notzed <duke at openjdk.org> wrote:

>> Thiago Milczarek Sayao has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Call glXSwapIntervalEXT or glXSwapIntervalSGI if not null
>
> Sorry I was wrong and should've tested with more than 1 window.  The change to glXSwapIntervalEXT() doesn't work properly and behaves as if glFinish() is called for each window after glXSwapBuffer(), each causing a new wait for vblank.

>From what I understood, @notzed concluded that the change didn’t work as expected. Please let me know if I misunderstood.

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PR Comment: https://git.openjdk.org/jfx/pull/1929#issuecomment-3534286860