diff options
| -rw-r--r-- | drivers/gpu/drm/i915/gem/i915_gem_object.c | 38 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/i915_drv.c | 3 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/i915_drv.h | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem.c | 1 |
4 files changed, 7 insertions, 36 deletions
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_object.c b/drivers/gpu/drm/i915/gem/i915_gem_object.c index 4ea97fca9c35..19d55115747c 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_object.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_object.c @@ -211,48 +211,18 @@ static void __i915_gem_free_objects(struct drm_i915_private *i915, void i915_gem_flush_free_objects(struct drm_i915_private *i915) { - struct llist_node *freed; - - /* Free the oldest, most stale object to keep the free_list short */ - freed = NULL; - if (!llist_empty(&i915->mm.free_list)) { /* quick test for hotpath */ - /* Only one consumer of llist_del_first() allowed */ - spin_lock(&i915->mm.free_lock); - freed = llist_del_first(&i915->mm.free_list); - spin_unlock(&i915->mm.free_lock); - } - if (unlikely(freed)) { - freed->next = NULL; + struct llist_node *freed = llist_del_all(&i915->mm.free_list); + + if (unlikely(freed)) __i915_gem_free_objects(i915, freed); - } } static void __i915_gem_free_work(struct work_struct *work) { struct drm_i915_private *i915 = container_of(work, struct drm_i915_private, mm.free_work); - struct llist_node *freed; - - /* - * All file-owned VMA should have been released by this point through - * i915_gem_close_object(), or earlier by i915_gem_context_close(). - * However, the object may also be bound into the global GTT (e.g. - * older GPUs without per-process support, or for direct access through - * the GTT either for the user or for scanout). Those VMA still need to - * unbound now. - */ - - spin_lock(&i915->mm.free_lock); - while ((freed = llist_del_all(&i915->mm.free_list))) { - spin_unlock(&i915->mm.free_lock); - __i915_gem_free_objects(i915, freed); - if (need_resched()) - return; - - spin_lock(&i915->mm.free_lock); - } - spin_unlock(&i915->mm.free_lock); + i915_gem_flush_free_objects(i915); } void i915_gem_free_object(struct drm_gem_object *gem_obj) diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 21f1b29d06a2..b9c6ae09d61f 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -2052,6 +2052,9 @@ static void i915_driver_postclose(struct drm_device *dev, struct drm_file *file) mutex_unlock(&dev->struct_mutex); kfree(file_priv); + + /* Catch up with all the deferred frees from "this" client */ + i915_gem_flush_free_objects(to_i915(dev)); } static void intel_suspend_encoders(struct drm_i915_private *dev_priv) diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 98045875ebba..5f3e5c13fbaa 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -773,7 +773,6 @@ struct i915_gem_mm { */ struct llist_head free_list; struct work_struct free_work; - spinlock_t free_lock; /** * Count of objects pending destructions. Used to skip needlessly * waiting on an RCU barrier if no objects are waiting to be freed. diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index deaca3c2416d..eb34f3e5a74d 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -1648,7 +1648,6 @@ void i915_gem_init_mmio(struct drm_i915_private *i915) static void i915_gem_init__mm(struct drm_i915_private *i915) { spin_lock_init(&i915->mm.obj_lock); - spin_lock_init(&i915->mm.free_lock); init_llist_head(&i915->mm.free_list); |