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<b><a class="bz_bug_link
bz_status_REOPENED "
title="REOPENED - [BDW Bisected] OglDrvCtx performance reduced by ~30% after use true PPGTT in Gen8+"
href="https://bugs.freedesktop.org/show_bug.cgi?id=87726#c9">Comment # 9</a>
on <a class="bz_bug_link
bz_status_REOPENED "
title="REOPENED - [BDW Bisected] OglDrvCtx performance reduced by ~30% after use true PPGTT in Gen8+"
href="https://bugs.freedesktop.org/show_bug.cgi?id=87726">bug 87726</a>
from <span class="vcard"><a class="email" href="mailto:chris@chris-wilson.co.uk" title="Chris Wilson <chris@chris-wilson.co.uk>"> <span class="fn">Chris Wilson</span></a>
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<pre>Fwiw, we are about half-way through the outstanding patches to fix (as far as
we can) in the driver. There will be some remaining overhead from switching
pagetables in the hw that we cannot hide.</pre>
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