a2841a59293663b9cfc7c6b506bf6f2f05802f13
SWDEV-206239 - [hipclang-vdi-rocm][perf]RCCL: finegrain VRAM does not work
xGMI may not work. Otherwise, several GPUs and CPU can access the same host memory atomically by API hipExtMallocWithFlags
Tests:
http://ocltc:8111/viewModification.html?modId=127344&personal=true&init=1&tab=vcsModificationBuilds
ReviewBoard: http://ocltc.amd.com/reviews/r/18109/
Affected files ...
... //depot/stg/opencl/drivers/opencl/api/hip/hip_memory.cpp#76 edit
[ROCm/hip commit: 001f07ae83]
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