Lines Matching refs:root_blkg

495 		struct blkcg_gq *ret_blkg = q->root_blkg;
612 	q->root_blkg = NULL;
616 	wake_up_var(&q->root_blkg);
1103 		struct blkcg_gq *blkg = bdev->bd_disk->queue->root_blkg;
1242  *    punted to the root_blkg.
1476 	 * finish (indicated by root_blkg becoming NULL) before setting up
1477 	 * new blkcg state. Otherwise, we may overwrite q->root_blkg while
1482 	wait_var_event(&q->root_blkg, !READ_ONCE(q->root_blkg));
1496 	q->root_blkg = blkg;
2126  * and q->root_blkg.  This situation only happens when a cgroup is dying and
2141 		blkg_get(bdev_get_queue(bio->bi_bdev)->root_blkg);
2142 		bio->bi_blkg = bdev_get_queue(bio->bi_bdev)->root_blkg;