[Bug 214425] [drm][amdgpu][TTM] Page pool memory never gets freed

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https://bugzilla.kernel.org/show_bug.cgi?id=214425

Rafael Ristovski (rafael.ristovski@xxxxxxxxx) changed:

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                 CC|                            |rafael.ristovski@xxxxxxxxx

--- Comment #1 from Rafael Ristovski (rafael.ristovski@xxxxxxxxx) ---
According to amdgpu devs, this is a feature where the allocated pages are kept
around in case they are needed later on. TTM is able to release the memory in
case the memory pressure increases.

See comment here:
https://gitlab.freedesktop.org/drm/amd/-/issues/1942#note_1311016

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