355 	struct bdi_writeback	*new_wb;  member
371 				struct bdi_writeback *new_wb)  in inode_do_switch_wbs()  argument
388 	trace_inode_switch_wbs(inode, old_wb, new_wb);  in inode_do_switch_wbs()
398 			inc_wb_stat(new_wb, WB_RECLAIMABLE);  in inode_do_switch_wbs()
406 		inc_wb_stat(new_wb, WB_WRITEBACK);  in inode_do_switch_wbs()
411 		atomic_inc(&new_wb->writeback_inodes);  in inode_do_switch_wbs()
414 	wb_get(new_wb);  in inode_do_switch_wbs()
425 		inode->i_wb = new_wb;  in inode_do_switch_wbs()
430 			list_for_each_entry(pos, &new_wb->b_dirty, i_io_list)  in inode_do_switch_wbs()
434 			inode_io_list_move_locked(inode, new_wb,  in inode_do_switch_wbs()
437 			inode_cgwb_move_to_attached(inode, new_wb);  in inode_do_switch_wbs()
440 		inode->i_wb = new_wb;  in inode_do_switch_wbs()
467 	struct bdi_writeback *new_wb = isw->new_wb;  in inode_switch_wbs_work_fn()  local
487 	if (old_wb < new_wb) {  in inode_switch_wbs_work_fn()
489 		spin_lock_nested(&new_wb->list_lock, SINGLE_DEPTH_NESTING);  in inode_switch_wbs_work_fn()
491 		spin_lock(&new_wb->list_lock);  in inode_switch_wbs_work_fn()
497 		if (inode_do_switch_wbs(*inodep, old_wb, new_wb))  in inode_switch_wbs_work_fn()
501 	spin_unlock(&new_wb->list_lock);  in inode_switch_wbs_work_fn()
507 		wb_wakeup(new_wb);  in inode_switch_wbs_work_fn()
513 	wb_put(new_wb);  in inode_switch_wbs_work_fn()
519 				     struct bdi_writeback *new_wb)  in inode_prepare_wbs_switch()  argument
536 	    inode_to_wb(inode) == new_wb) {  in inode_prepare_wbs_switch()
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()
606 	if (isw->new_wb)  in inode_switch_wbs()
607 		wb_put(isw->new_wb);  in inode_switch_wbs()
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()
661 		wb_put(isw->new_wb);  in cleanup_offline_cgwb()