https://bugs.kde.org/show_bug.cgi?id=356479

--- Comment #6 from David Edmundson <k...@davidedmundson.co.uk> ---
Git commit 3936e2230d71948d4bd70c062f34d6cbc93e69c3 by David Edmundson.
Committed on 20/01/2016 at 08:56.
Pushed by davidedmundson into branch 'master'.

Cache QX11Info::appRootWindow in eventFilter

appRootWindow is (relatively) expensive and won't change.
nativeEventFilter is called a lot

This should speed things up.
REVIEW: 126818

M  +6    -5    src/platforms/xcb/kwindowsystem.cpp
M  +2    -0    src/platforms/xcb/kwindowsystem_p_x11.h

http://commits.kde.org/kwindowsystem/3936e2230d71948d4bd70c062f34d6cbc93e69c3

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