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authorRob Clark <robdclark@chromium.org>2023-03-20 07:43:28 -0700
committerRob Clark <robdclark@chromium.org>2023-03-25 16:31:44 -0700
commitb43f9afb81262d6c150152e2831a000b3c1b5d11 (patch)
treeedd67094c2e4ef80ec52448f9c9f28fde3954ce5
parentd6ae7d1cd58e2c606af005f4606310633ff4859e (diff)
drm/gem: Export drm_gem_lru_move_tail_locked()
Export the locked version or lru's move_tail(). Signed-off-by: Rob Clark <robdclark@chromium.org> Patchwork: https://patchwork.freedesktop.org/patch/527835/ Link: https://lore.kernel.org/r/20230320144356.803762-7-robdclark@gmail.com
-rw-r--r--drivers/gpu/drm/drm_gem.c11
-rw-r--r--include/drm/drm_gem.h1
2 files changed, 11 insertions, 1 deletions
diff --git a/drivers/gpu/drm/drm_gem.c b/drivers/gpu/drm/drm_gem.c
index ee3e11e7177d..0f7f928f21da 100644
--- a/drivers/gpu/drm/drm_gem.c
+++ b/drivers/gpu/drm/drm_gem.c
@@ -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
diff --git a/include/drm/drm_gem.h b/include/drm/drm_gem.h
index c76e651f2d44..189fd618ca65 100644
--- a/include/drm/drm_gem.h
+++ b/include/drm/drm_gem.h
@@ -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));