463 	struct inode_switch_wbs_context *isw =  in inode_switch_wbs_work_fn()  local
465 	struct backing_dev_info *bdi = inode_to_bdi(isw->inodes[0]);  in inode_switch_wbs_work_fn()
466 	struct bdi_writeback *old_wb = isw->inodes[0]->i_wb;  in inode_switch_wbs_work_fn()
467 	struct bdi_writeback *new_wb = isw->new_wb;  in inode_switch_wbs_work_fn()
495 	for (inodep = isw->inodes; *inodep; inodep++) {  in inode_switch_wbs_work_fn()
511 	for (inodep = isw->inodes; *inodep; inodep++)  in inode_switch_wbs_work_fn()
514 	kfree(isw);  in inode_switch_wbs_work_fn()
559 	struct inode_switch_wbs_context *isw;  in inode_switch_wbs()  local
569 	isw = kzalloc(sizeof(*isw) + 2 * sizeof(struct inode *), GFP_ATOMIC);  in inode_switch_wbs()
570 	if (!isw)  in inode_switch_wbs()
584 	isw->new_wb = wb_get_create(bdi, memcg_css, GFP_ATOMIC);  in inode_switch_wbs()
586 	if (!isw->new_wb)  in inode_switch_wbs()
589 	if (!inode_prepare_wbs_switch(inode, isw->new_wb))  in inode_switch_wbs()
592 	isw->inodes[0] = inode;  in inode_switch_wbs()
600 	INIT_RCU_WORK(&isw->work, inode_switch_wbs_work_fn);  in inode_switch_wbs()
601 	queue_rcu_work(isw_wq, &isw->work);  in inode_switch_wbs()
606 	if (isw->new_wb)  in inode_switch_wbs()
607 		wb_put(isw->new_wb);  in inode_switch_wbs()
608 	kfree(isw);  in inode_switch_wbs()
622 	struct inode_switch_wbs_context *isw;  in cleanup_offline_cgwb()  local
627 	isw = kzalloc(sizeof(*isw) + WB_MAX_INODES_PER_ISW *  in cleanup_offline_cgwb()
629 	if (!isw)  in cleanup_offline_cgwb()
636 		isw->new_wb = wb_get_create(wb->bdi, memcg_css, GFP_KERNEL);  in cleanup_offline_cgwb()
637 		if (isw->new_wb)  in cleanup_offline_cgwb()
640 	if (unlikely(!isw->new_wb))  in cleanup_offline_cgwb()
641 		isw->new_wb = &wb->bdi->wb; /* wb_get() is noop for bdi's wb */  in cleanup_offline_cgwb()
646 		if (!inode_prepare_wbs_switch(inode, isw->new_wb))  in cleanup_offline_cgwb()
649 		isw->inodes[nr++] = inode;  in cleanup_offline_cgwb()
661 		wb_put(isw->new_wb);  in cleanup_offline_cgwb()
662 		kfree(isw);  in cleanup_offline_cgwb()
672 	INIT_RCU_WORK(&isw->work, inode_switch_wbs_work_fn);  in cleanup_offline_cgwb()
673 	queue_rcu_work(isw_wq, &isw->work);  in cleanup_offline_cgwb()