f27d995211
Queue 2's wave blocked the queue 1's wave save, which will cause unmap
queue preemption fail. Add nop per SQ suggested.
Signed-off-by: Emily Deng <Emily.Deng@amd.com>
Change-Id: Iea7f280e35487059c4499ea999b9e0cdf841d1e1
[ROCm/ROCR-Runtime commit: f047f96161]