drm/ttm: use the parent resv for ghost objects v3

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This way the TTM is destroyed with the correct dma_resv object
locked and we can even pipeline imported BO evictions.

v2: Limit this to only cases when the parent object uses a separate
    reservation object as well. This fixes another OOM problem.
v3: fix init and try_lock on the wrong object

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Link: https://patchwork.freedesktop.org/patch/337499/

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Christian König 2019-04-16 20:19:07 +02:00

parent 97588b5b9a

commit ef38321897

1 changed files with 11 additions and 9 deletions

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drivers/gpu/drm/ttm/ttm_bo_util.c

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