Comment # 3 on bug 107277 from
(In reply to Christian König from comment #2)
> There isn't much you can do here:
> > amdgpu_bo_evict_vram [amdgpu] (306.331 ms @ 74.694620)
> 
> This is evacuating the content of VRAM to RAM/disk to make sure we don't
> lose screen content while suspended.

I do not understand that. The integrated graphics device uses the system RAM 
as VRAM doesn’t it? So why does it have to be evicted at all? Also, I believe
it’s 1 GB of VRAM. That means the speed would be 3 GB/s, where it should be
much higher with DDR4 shouldn’t it?

> > amdgpu_fence_driver_suspend [amdgpu] (0.023 ms @ 75.000953)
> 
> Waiting for the evacuation to be completed.
> 
> > amdgpu_device_ip_suspend [amdgpu] (694.390 ms @ 75.000977)
> 
> This is hardware teardown and rather interesting and the only point we could
> actually do something. Can you figure out what takes so long here?

I’ll try to figure that out.

> > amdgpu_bo_evict_vram [amdgpu] (24.217 ms @ 75.695369)
> 
> Again evacuating VRAM which was locked before because the hardware was still
> using it.


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