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<body><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>
</span> changed
<a class="bz_bug_link
bz_status_REOPENED "
title="REOPENED --- - [ilk] igt/gem_close_race is slow due to mutex contention vs clflush"
href="https://bugs.freedesktop.org/show_bug.cgi?id=71029">bug 71029</a>
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<th>What</th>
<th>Removed</th>
<th>Added</th>
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<td style="text-align:right;">Severity</td>
<td>normal
</td>
<td>minor
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<td style="text-align:right;">Priority</td>
<td>medium
</td>
<td>low
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<td style="text-align:right;">Summary</td>
<td>[ilk] igt/gem_close_race is slow
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<td>[ilk] igt/gem_close_race is slow due to mutex contention vs clflush
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<b><a class="bz_bug_link
bz_status_REOPENED "
title="REOPENED --- - [ilk] igt/gem_close_race is slow due to mutex contention vs clflush"
href="https://bugs.freedesktop.org/show_bug.cgi?id=71029#c18">Comment # 18</a>
on <a class="bz_bug_link
bz_status_REOPENED "
title="REOPENED --- - [ilk] igt/gem_close_race is slow due to mutex contention vs clflush"
href="https://bugs.freedesktop.org/show_bug.cgi?id=71029">bug 71029</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>
</span></b>
<pre>Finally booted an Ironlake (i3-330m). Woohoo!
The time here is spent in mutex contention (specifically throwing away cycles
in mutes_spin_on_owner whilst we are clflushing). I think this is just a
pathologically bad condition and not one to worry about (just yet).</pre>
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