reserved_for_pt 120 drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c uint64_t reserved_for_pt = amdgpu_amdkfd_total_mem_size >> 9; reserved_for_pt 150 drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c adev->gmc.real_vram_size - reserved_for_pt)) {