drm/ttm: refine ghost BO resv criteria
authorChristian König <christian.koenig@amd.com>
Mon, 11 Nov 2019 12:44:40 +0000 (13:44 +0100)
committerChristian König <christian.koenig@amd.com>
Tue, 11 Feb 2020 13:28:43 +0000 (14:28 +0100)
commit5b34406f5484e5f2adf86e43c89aa5f778a9c200
treea2a7ce696b9c716a27b20cb60e54efa8f512c7fd
parent23575e7afd2cb6baa6c10364f719d7fca2be19a2
drm/ttm: refine ghost BO resv criteria

Ghost BOs need to stick with the resv object only when the origin is imported.

This is a low hanging fruit to avoid OOM situations on evictions.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: xinhui pan <xinhui.pan@amd.com>
Link: https://patchwork.freedesktop.org/patch/352740/
drivers/gpu/drm/ttm/ttm_bo_util.c