a9dff11965
The PM4 IB must have executable permission.
A second part of this fix concerns robustness when this is not the case.
This remains under investigation.
This fix will shortly be cleaned up in a refactoring pass to consolidate
calls to hsaKmtAllocMemory.
Change-Id: I326fe01949a77669e0b07c3cadc9fd44b8065055
[ROCm/ROCR-Runtime commit: f71de56c79]