Re: [Intel-gfx] [PATCH] drm/mm: Fix caching of leftmost node in the interval tree

2018-02-15 Thread Chris Wilson
Quoting Chris Wilson (2018-02-15 11:36:51) > When we descend the tree to find our slot, if we step to the right, we > are no longer the leftmost node. Fortunately, the cached leftmost node is unused here and no drm_mm API exposes it. So probably doesn't make sense to send it to stable@ as no bug e

[Intel-gfx] [PATCH] drm/mm: Fix caching of leftmost node in the interval tree

2018-02-15 Thread Chris Wilson
When we descend the tree to find our slot, if we step to the right, we are no longer the leftmost node. Fixes: f808c13fd373 ("lib/interval_tree: fast overlap detection") Signed-off-by: Chris Wilson Cc: Davidlohr Bueso Cc: Jérôme Glisse Cc: Christian König Cc: # v4.14+ --- drivers/gpu/drm/drm