2b70d73f68
On gfx1012, allocating 1/4 of the system memory on a 32G RAM machine could fail, resulting in this test to fail. Limit the maximum buffer to allocate to be smaller than 3G to accommodate this situation. Change-Id: I38b0a0f7da1f0b9ca851e04d2d0a51767858c801 Signed-off-by: Yong Zhao <Yong.Zhao@amd.com>