<html>
<head>
<base href="https://bugs.freedesktop.org/">
</head>
<body>
<p>
<div>
<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - [hawaii, radeonsi, clover] Running Piglit cl/program/execute/{,tail-}calls{,-struct,-workitem-id}.cl cause GPU VM error and ring stalled GPU lockup"
href="https://bugs.freedesktop.org/show_bug.cgi?id=105113#c11">Comment # 11</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - [hawaii, radeonsi, clover] Running Piglit cl/program/execute/{,tail-}calls{,-struct,-workitem-id}.cl cause GPU VM error and ring stalled GPU lockup"
href="https://bugs.freedesktop.org/show_bug.cgi?id=105113">bug 105113</a>
from <span class="vcard"><a class="email" href="mailto:jan.vesely@rutgers.edu" title="Jan Vesely <jan.vesely@rutgers.edu>"> <span class="fn">Jan Vesely</span></a>
</span></b>
<pre>(In reply to Maciej S. Szmigiero from <a href="show_bug.cgi?id=105113#c10">comment #10</a>)
<span class="quote">> (In reply to Jan Vesely from <a href="show_bug.cgi?id=105113#c9">comment #9</a>)
> > (In reply to Maciej S. Szmigiero from <a href="show_bug.cgi?id=105113#c8">comment #8</a>)
> > > Aren't program@execute@calls-struct and program@execute@tail-calls tests
> > > from <a href="show_bug.cgi?id=105113#c4">comment 4</a> examples of this behavior?
> > > These seem to run but return wrong results, or am I not parsing the piglit
> > > test results correctly?
> >
> > This is more of a piglit problem. piglit uses a combination of enqueue and
> > clFinish. However, the error happens on kernel launch. thus;
> > 1.) clEnqueueNDRangeKernel -- success
> > 2.) The driver tries to launch the kernel and fails on relocations
> > 3.) application(piglit) calls clFinish
> >
> > depending on the order of 2. and 3. clFinish can either see an empty queue
> > and succeed or try to wait for kernel execution and fail.
> >
> > The following series should address that:
> > <a href="https://patchwork.freedesktop.org/series/52857/">https://patchwork.freedesktop.org/series/52857/</a>
>
> Thanks for the detailed explanation and the patches.
>
> I can confirm that with them applied program@execute@calls-struct and
> program@execute@tail-calls exit with
> CL_EXEC_STATUS_ERROR_FOR_EVENTS_IN_WAIT_LIST, so I guess they work
> (or rather, fail) as expected.
>
> Feel free to add
> "Tested-by: Maciej S. Szmigiero <<a href="mailto:mail@maciej.szmigiero.name">mail@maciej.szmigiero.name</a>>" tag if you
> would
> like.</span >
Thanks. I pushed the piglit patches. I'll keep this bug open until mesa
properly supports relocations.</pre>
</div>
</p>
<hr>
<span>You are receiving this mail because:</span>
<ul>
<li>You are the assignee for the bug.</li>
</ul>
</body>
</html>