381 	struct bdi_writeback	*new_wb;  member
397 				struct bdi_writeback *new_wb)  in inode_do_switch_wbs()  argument
414 	trace_inode_switch_wbs(inode, old_wb, new_wb);  in inode_do_switch_wbs()
425 			wb_stat_mod(new_wb, WB_RECLAIMABLE, nr);  in inode_do_switch_wbs()
434 		wb_stat_mod(new_wb, WB_WRITEBACK, nr);  in inode_do_switch_wbs()
439 		atomic_inc(&new_wb->writeback_inodes);  in inode_do_switch_wbs()
442 	wb_get(new_wb);  in inode_do_switch_wbs()
453 		inode->i_wb = new_wb;  in inode_do_switch_wbs()
458 			list_for_each_entry(pos, &new_wb->b_dirty, i_io_list)  in inode_do_switch_wbs()
462 			inode_io_list_move_locked(inode, new_wb,  in inode_do_switch_wbs()
465 			inode_cgwb_move_to_attached(inode, new_wb);  in inode_do_switch_wbs()
468 		inode->i_wb = new_wb;  in inode_do_switch_wbs()
495 	struct bdi_writeback *new_wb = isw->new_wb;  in inode_switch_wbs_work_fn()  local
515 	if (old_wb < new_wb) {  in inode_switch_wbs_work_fn()
517 		spin_lock_nested(&new_wb->list_lock, SINGLE_DEPTH_NESTING);  in inode_switch_wbs_work_fn()
519 		spin_lock(&new_wb->list_lock);  in inode_switch_wbs_work_fn()
525 		if (inode_do_switch_wbs(*inodep, old_wb, new_wb))  in inode_switch_wbs_work_fn()
529 	spin_unlock(&new_wb->list_lock);  in inode_switch_wbs_work_fn()
535 		wb_wakeup(new_wb);  in inode_switch_wbs_work_fn()
541 	wb_put(new_wb);  in inode_switch_wbs_work_fn()
547 				     struct bdi_writeback *new_wb)  in inode_prepare_wbs_switch()  argument
564 	    inode_to_wb(inode) == new_wb) {  in inode_prepare_wbs_switch()
612 	isw->new_wb = wb_get_create(bdi, memcg_css, GFP_ATOMIC);  in inode_switch_wbs()
614 	if (!isw->new_wb)  in inode_switch_wbs()
617 	if (!inode_prepare_wbs_switch(inode, isw->new_wb))  in inode_switch_wbs()
634 	if (isw->new_wb)  in inode_switch_wbs()
635 		wb_put(isw->new_wb);  in inode_switch_wbs()
645 		if (!inode_prepare_wbs_switch(inode, isw->new_wb))  in isw_prepare_wbs_switch()
681 		isw->new_wb = wb_get_create(wb->bdi, memcg_css, GFP_KERNEL);  in cleanup_offline_cgwb()
682 		if (isw->new_wb)  in cleanup_offline_cgwb()
685 	if (unlikely(!isw->new_wb))  in cleanup_offline_cgwb()
686 		isw->new_wb = &wb->bdi->wb; /* wb_get() is noop for bdi's wb */  in cleanup_offline_cgwb()
706 		wb_put(isw->new_wb);  in cleanup_offline_cgwb()