On Sun, 4 Oct 2020 12:21:45
From: Rob Clark robdclark@chromium.org
Now that the inactive_list is protected by mm_lock, and everything else on per-obj basis is protected by obj->lock, we no longer depend on struct_mutex.
Signed-off-by: Rob Clark robdclark@chromium.org
drivers/gpu/drm/msm/msm_gem.c | 1 - drivers/gpu/drm/msm/msm_gem_shrinker.c | 54 -------------------------- 2 files changed, 55 deletions(-)
[...]
@@ -71,13 +33,8 @@ msm_gem_shrinker_scan(struct shrinker *shrinker, struct shrink_control *sc) { struct msm_drm_private *priv = container_of(shrinker, struct msm_drm_private, shrinker);
struct drm_device *dev = priv->dev; struct msm_gem_object *msm_obj; unsigned long freed = 0;
bool unlock;
if (!msm_gem_shrinker_lock(dev, &unlock))
return SHRINK_STOP;mutex_lock(&priv->mm_lock);
Better if the change in behavior is documented that SHRINK_STOP will no longer be needed.