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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - Massive slowdown under specific memcpy implementations (32bit, no-SIMD, backward copy)."
href="https://bugs.freedesktop.org/show_bug.cgi?id=107670#c3">Comment # 3</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - Massive slowdown under specific memcpy implementations (32bit, no-SIMD, backward copy)."
href="https://bugs.freedesktop.org/show_bug.cgi?id=107670">bug 107670</a>
from <span class="vcard"><a class="email" href="mailto:sroland@vmware.com" title="Roland Scheidegger <sroland@vmware.com>"> <span class="fn">Roland Scheidegger</span></a>
</span></b>
<pre>Isn't this mapped as WC?
In this case I'd expect the direction to make little difference, since write
combine of any decent cpu should be able to combine the writes regardless the
order?
Although if it's UC I suppose someone needs to ensure that the maximum possible
size is picked...</pre>
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