11  * multiple GEM objects while preparing hardware operations (e.g. command
15  * unlocks all previously locked GEM objects and locks the contended one first
16  * before locking any further objects.
53 /* Unlock all objects and drop references */
73  * Initialize the object and make sure that we can track locked objects.
78 	exec->objects = kmalloc(PAGE_SIZE, GFP_KERNEL);  in drm_exec_init()
81 	exec->max_objects = exec->objects ? PAGE_SIZE / sizeof(void *) : 0;  in drm_exec_init()
92  * Unlock all locked objects, drop the references to objects and free all memory
98 	kvfree(exec->objects);  in drm_exec_fini()
112  * objects locked.
141 		tmp = kvrealloc(exec->objects, size, size + PAGE_SIZE,  in drm_exec_obj_locked()
146 		exec->objects = tmp;  in drm_exec_obj_locked()
150 	exec->objects[exec->num_objects++] = obj;  in drm_exec_obj_locked()
250  * Unlock the GEM object and remove it from the collection of locked objects.
251  * Should only be used to unlock the most recently locked objects. It's not time
252  * efficient to unlock objects locked long ago.
259 		if (exec->objects[i] == obj) {  in drm_exec_unlock_obj()
262 				exec->objects[i - 1] = exec->objects[i];  in drm_exec_unlock_obj()
303  * drm_exec_prepare_array - helper to prepare an array of objects
305  * @objects: array of GEM object to prepare
306  * @num_objects: number of GEM objects in the array
309  * Prepares all GEM objects in an array, aborts on first error.
316 			   struct drm_gem_object **objects,  in drm_exec_prepare_array()  argument
323 		ret = drm_exec_prepare_obj(exec, objects[i], num_fences);  in drm_exec_prepare_array()