25ff46fbb8
Have amd::MemoryRegion::Lock not assert if the alternate_va
is null but use the host_ptr instead because in the case where
the src/dst memory pointer is allocated via KFD, the host_ptr
is a GPUVA already.
Change-Id: If44368cc2854d4c0c477ae56e4eeabc37e54c1a5
[ROCm/ROCR-Runtime commit: 4e93bdc99c]