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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - [CI][DRMTIP] igt@prime_mmap_coherency@ioctl-errors - fail - Failed assertion: !(ptr2_cpu[i] != 0x11111111)"
href="https://bugs.freedesktop.org/show_bug.cgi?id=107759#c2">Comment # 2</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - [CI][DRMTIP] igt@prime_mmap_coherency@ioctl-errors - fail - Failed assertion: !(ptr2_cpu[i] != 0x11111111)"
href="https://bugs.freedesktop.org/show_bug.cgi?id=107759">bug 107759</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>I wrote it off as being another GTT coherency issue; but no what it actually is
comparing is the results of a gpu copy into a prime mmap. So this is much more
likely to be a bcs full-ppgtt issue.
Best, hopeful, guess: <a href="https://patchwork.freedesktop.org/series/48813/">https://patchwork.freedesktop.org/series/48813/</a></pre>
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