[Bug 62710] [IVB bisected]x11perf performance reduced by 40%

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=62710

--- Comment #2 from Jani Nikula <jani.nikula at intel.com> ---
(In reply to comment #0)
> x11perf performance reduced by 40% on IVB. The problem exists on both xinit
> and gnome-session. It's kernel regression, by bisected show
> 3b4f819d5eac94ba8fe5 is the first bad commit.
> 
> commit 3b4f819d5eac94ba8fe5e8c061f6dabfe8d7b22c
> Author: Takashi Iwai <tiwai at suse.de>
> Date:   Mon Mar 11 18:40:16 2013 +0100
>     Revert "drm/i915: try to train DP even harder"

That commit seems very unlikely to cause performance regressions.

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