[Webkit-unassigned] [Bug 40042] [Qt] Hovering the mouse cursor on a Flash content causes very high CPU load

Sun Jun 6 17:39:07 PDT 2010

https://bugs.webkit.org/show_bug.cgi?id=40042

--- Comment #3 from Ryuichi KUBUKI <ryuichi.kubuki at lunascape.co.jp>  2010-06-06 17:39:07 PST ---
(In reply to comment #2)
> I tried it on linux with the QtTestBrowser of WebKit trunk with qt-4.6.2,  flash 10.0.22.87. The cpu load was normal (between about 10-35%).
> I would ask you to run your test case against the trunk.

Running the testcase with WebKit r60645 + Qt 4.6.1 (built with VS2008) on Windows Server 2003 shows the same behavior where CPU load spikes when I move the mouse cursor on the Flash swf.

I guess something is wrong about window message processing on Windows while it's OK on Linux.

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