[Bug 23085] Radeon KMS: XGetImage very slow, as is Firefox scrolling

[bugzilla-daemon at freedesktop.org]

http://bugs.freedesktop.org/show_bug.cgi?id=23085





--- Comment #11 from Sedat Dilek <sedat.dilek at gmail.com>  2009-08-04 22:21:51 PST ---
With Jerome Glisse's patch "radeon/kms: add simple DownloadFromScreen
implementation" to DDX and Linux kernel 2.6.31-rc5-git3 (contains drm-fixes
20090804) ExaGetImage CPU-usage was settles down from approx. 70-75% down to
approx. 25% (see attached screenshot).

[1]
<http://cgit.freedesktop.org/xorg/driver/xf86-video-ati/commit/?id=22074cf0e58fddba743924532625e6fca49b6bdc>


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