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drm/gem: Export drm_gem_lru_move_tail_locked()

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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
This commit is contained in:
Rob Clark 2023-03-20 07:43:28 -07:00
parent d6ae7d1cd5
commit b43f9afb81
2 changed files with 11 additions and 1 deletions
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11
drivers/gpu/drm/drm_gem.c
View File

@ -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

1
include/drm/drm_gem.h
View File

@ -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));