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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - [amdgpu][bisected] PRIME stuttering tearing"
href="https://bugs.freedesktop.org/show_bug.cgi?id=105633">105633</a>
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<th>Summary</th>
<td>[amdgpu][bisected] PRIME stuttering tearing
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<th>Product</th>
<td>DRI
</td>
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<th>Version</th>
<td>XOrg git
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<th>Hardware</th>
<td>x86-64 (AMD64)
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<th>OS</th>
<td>Linux (All)
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<th>Status</th>
<td>NEW
</td>
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<th>Severity</th>
<td>normal
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<th>Priority</th>
<td>medium
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<th>Component</th>
<td>DRM/AMDgpu
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<th>Assignee</th>
<td>dri-devel@lists.freedesktop.org
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<th>Reporter</th>
<td>mike@fireburn.co.uk
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<pre>I've bisected this to:
commit 9021d2edd259d992cf8b5b48791ab50829129de7
Author: Christian König <<a href="mailto:christian.koenig@amd.com">christian.koenig@amd.com</a>>
Date: Mon Feb 19 11:29:35 2018 +0100
drm/amdgpu: mitigate workaround for i915
To be able to use DRI_PRIME with amdgpu and i915 we add all our fences
only as exclusive ones.
Disable that behavior when sharing between amdgpu itself cause it
hinders concurrent execution.
Signed-off-by: Christian König <<a href="mailto:christian.koenig@amd.com">christian.koenig@amd.com</a>>
Reviewed-by: Alex Deucher <<a href="mailto:alexander.deucher@amd.com">alexander.deucher@amd.com</a>>
Signed-off-by: Alex Deucher <<a href="mailto:alexander.deucher@amd.com">alexander.deucher@amd.com</a>>
If I revert that and a bit of:
commit 59dd47728625e6f8e77f888d00596c9fb7057540
Author: Christian König <<a href="mailto:christian.koenig@amd.com">christian.koenig@amd.com</a>>
Date: Tue Feb 20 19:51:02 2018 +0100
drm/amdgpu: further mitigate workaround for i915
Disable the workaround on imported BOs as well.
Signed-off-by: Christian König <<a href="mailto:christian.koenig@amd.com">christian.koenig@amd.com</a>>
Reviewed-by: Alex Deucher <<a href="mailto:alexdeucher@amd.com">alexdeucher@amd.com</a>>
Signed-off-by: Alex Deucher <<a href="mailto:alexander.deucher@amd.com">alexander.deucher@amd.com</a>>
To work around the compilation issue, things go back to normal</pre>
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