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            <b><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW --- - [sna ivb] rendering is getting painfully slow sometimes"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=65115#c2">Comment # 2</a>
              on <a class="bz_bug_link 
          bz_status_NEW "
   title="NEW --- - [sna ivb] rendering is getting painfully slow sometimes"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=65115">bug 65115</a>
              from <span class="vcard"><a class="email" href="mailto:jirislaby@gmail.com" title="Jiri Slaby <jirislaby@gmail.com>"> <span class="fn">Jiri Slaby</span></a>
</span></b>
        <pre>(In reply to <a href="show_bug.cgi?id=65115#c1">comment #1</a>)
<span class="quote">> Please retest with 2.21.8 which fixes a leak which is known to cause such
> stuff ...</span >

You mean <a class="bz_bug_link 
          bz_status_RESOLVED  bz_closed"
   title="RESOLVED FIXED - [sna] drm mm object leaks"
   href="show_bug.cgi?id=64978">bug 64978</a>? I have the fix already (as I hit that):
$ git log --color 51103d8..2.21.8
commit 7e7d0ad15bafc4624f8c2ccf73c08ead5cc6fd6a
Author: Chris Wilson <<a href="mailto:chris@chris-wilson.co.uk">chris@chris-wilson.co.uk</a>>
Date:   Mon May 27 13:41:13 2013 +0100

    2.21.8 release</pre>
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