From: Qi Zheng
In preparation for implementing lockless slab shrink,
we need to dynamically allocate the drm-msm_gem shrinker,
so that it can be freed asynchronously using kfree_rcu().
Then it doesn't need to wait for RCU read-side critical
section when releasing the struct msm_drm_private.
Sign
In preparation for implementing lockless slab shrink,
we need to dynamically allocate the drm-msm_gem shrinker,
so that it can be freed asynchronously using kfree_rcu().
Then it doesn't need to wait for RCU read-side critical
section when releasing the struct msm_drm_private.
Signed-off-by: Qi Zhe
