blk_stat_remove_callback  110 block/blk-stat.h void blk_stat_remove_callback(struct request_queue *q,
blk_stat_remove_callback  889 block/blk-sysfs.c 		blk_stat_remove_callback(q, q->poll_cb);
blk_stat_remove_callback  696 block/blk-wbt.c 	blk_stat_remove_callback(q, rwb->cb);