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            <b><a class="bz_bug_link 
          bz_status_ASSIGNED "
   title="ASSIGNED --- - Page rendering corruption in Firefox [SNA]"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=67015#c25">Comment # 25</a>
              on <a class="bz_bug_link 
          bz_status_ASSIGNED "
   title="ASSIGNED --- - Page rendering corruption in Firefox [SNA]"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=67015">bug 67015</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>Note that the issue is masked by:

commit fb058de4e617d7e5058674859993ec635a8d779e
Author: Chris Wilson <<a href="mailto:chris@chris-wilson.co.uk">chris@chris-wilson.co.uk</a>>
Date:   Thu Jul 18 13:37:12 2013 +0100

    sna: Treat a source with a CPU bo as being attached.

And then requires

diff --git a/src/sna/gen6_render.c b/src/sna/gen6_render.c
index 9b45d79..5885af3 100644
--- a/src/sna/gen6_render.c
+++ b/src/sna/gen6_render.c
@@ -1955,6 +1955,7 @@ has_alphamap(PicturePtr p)
 static bool
 need_upload(PicturePtr p)
 {
+    return true;
     return p->pDrawable && unattached(p->pDrawable) && untransformed(p);
 }


to reproduce.</pre>
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