[Bug 26225] Firefox slow with accel, fast with noaccel

[bugzilla-daemon at freedesktop.org]

http://bugs.freedesktop.org/show_bug.cgi?id=26225





--- Comment #1 from Clemens Eisserer <linuxhippy at gmail.com>  2010-01-25 13:28:53 PST ---
Could it be radeon does call pixman_rasterize_edges on an memory-area which is
not cached? pixman_rasterize_edges does a lot of read-modify-write, so that
could probably the source of some performance problems. (at least it was in the
intel-driver when they switched to GEM).


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