Commit b43f9afb authored by Rob Clark's avatar Rob Clark
Browse files

drm/gem: Export drm_gem_lru_move_tail_locked() 



Export the locked version or lru's move_tail().

Signed-off-by: default avatarRob Clark <robdclark@chromium.org>
Patchwork: https://patchwork.freedesktop.org/patch/527835/
Link: https://lore.kernel.org/r/20230320144356.803762-7-robdclark@gmail.com
parent d6ae7d1c

drivers/gpu/drm/drm_gem.c

+10 −1
Original line number Diff line number Diff line
@@ -1337,7 +1337,15 @@ drm_gem_lru_remove(struct drm_gem_object *obj) 
}

EXPORT_SYMBOL(drm_gem_lru_remove);



static void

/**

 * drm_gem_lru_move_tail_locked - move the object to the tail of the LRU

 *

 * Like &drm_gem_lru_move_tail but lru lock must be held

 *

 * @lru: The LRU to move the object into.

 * @obj: The GEM object to move into this LRU

 */

void

drm_gem_lru_move_tail_locked(struct drm_gem_lru *lru, struct drm_gem_object *obj)

{

	lockdep_assert_held_once(lru->lock);
@@ -1349,6 +1357,7 @@ drm_gem_lru_move_tail_locked(struct drm_gem_lru *lru, struct drm_gem_object *obj 
	list_add_tail(&obj->lru_node, &lru->list);

	obj->lru = lru;

}

EXPORT_SYMBOL(drm_gem_lru_move_tail_locked);



/**

 * drm_gem_lru_move_tail - move the object to the tail of the LRU

include/drm/drm_gem.h

+1 −0
Original line number Diff line number Diff line
@@ -485,6 +485,7 @@ int drm_gem_dumb_map_offset(struct drm_file *file, struct drm_device *dev, 


void drm_gem_lru_init(struct drm_gem_lru *lru, struct mutex *lock);

void drm_gem_lru_remove(struct drm_gem_object *obj);

void drm_gem_lru_move_tail_locked(struct drm_gem_lru *lru, struct drm_gem_object *obj);

void drm_gem_lru_move_tail(struct drm_gem_lru *lru, struct drm_gem_object *obj);

unsigned long drm_gem_lru_scan(struct drm_gem_lru *lru, unsigned nr_to_scan,

			       bool (*shrink)(struct drm_gem_object *obj));