Re: [PATCH v2 0/2] MR6006: dwmapi: Simulate DwmFlush blocking behavior.

[Grazvydas Ignotas (＠notaz)]

v2: adjusted for simultaneous multithreaded DwmFlush() call behavior to be closer to some testing on windows.

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https://gitlab.winehq.org/wine/wine/-/merge_requests/6006#note_75383