148 	WARN_ON_ONCE(head != head->wb_head);  in nfs_page_group_lock()
168 	WARN_ON_ONCE(head != head->wb_head);  in nfs_page_group_unlock()
189 	WARN_ON_ONCE(!test_bit(PG_HEADLOCK, &head->wb_flags));  in nfs_page_group_sync_on_bit_locked()
190 	WARN_ON_ONCE(test_and_set_bit(bit, &req->wb_flags));  in nfs_page_group_sync_on_bit_locked()
236 	WARN_ON_ONCE(prev == req);  in nfs_page_group_init()
244 		WARN_ON_ONCE(prev->wb_this_page != prev->wb_head);  in nfs_page_group_init()
245 		WARN_ON_ONCE(!test_bit(PG_HEADLOCK, &prev->wb_head->wb_flags));  in nfs_page_group_init()
419 	WARN_ON_ONCE(req->wb_this_page != req);  in nfs_free_request()
422 	WARN_ON_ONCE(test_bit(PG_TEARDOWN, &req->wb_flags));  in nfs_free_request()
423 	WARN_ON_ONCE(test_bit(PG_UNLOCKPAGE, &req->wb_flags));  in nfs_free_request()
424 	WARN_ON_ONCE(test_bit(PG_UPTODATE, &req->wb_flags));  in nfs_free_request()
425 	WARN_ON_ONCE(test_bit(PG_WB_END, &req->wb_flags));  in nfs_free_request()
426 	WARN_ON_ONCE(test_bit(PG_REMOVE, &req->wb_flags));  in nfs_free_request()
475 		WARN_ON_ONCE(1);  in nfs_generic_pg_test()
782 	if (WARN_ON_ONCE(pageused != pagecount)) {  in nfs_generic_pgio()
933 	WARN_ON_ONCE(size > req->wb_bytes);  in nfs_can_coalesce_requests()
1022 			WARN_ON_ONCE(subreq->wb_bytes != bytes_left);  in __nfs_pageio_add_request()
1023 			WARN_ON_ONCE(subreq->wb_offset != offset);  in __nfs_pageio_add_request()
1024 			WARN_ON_ONCE(subreq->wb_pgbase != pgbase);  in __nfs_pageio_add_request()
1039 		WARN_ON_ONCE(subreq->wb_bytes + subreq->wb_pgbase > PAGE_SIZE);  in __nfs_pageio_add_request()
1040 		WARN_ON_ONCE(subreq->wb_bytes > bytes_left);  in __nfs_pageio_add_request()
1041 		WARN_ON_ONCE(subreq->wb_bytes == 0);  in __nfs_pageio_add_request()