172 	WARN_ON_ONCE(head != head->wb_head);  in nfs_page_group_lock()
195 	WARN_ON_ONCE(head != head->wb_head);  in nfs_page_group_lock_wait()
210 	WARN_ON_ONCE(head != head->wb_head);  in nfs_page_group_unlock()
229 	WARN_ON_ONCE(!test_bit(PG_HEADLOCK, &head->wb_flags));  in nfs_page_group_sync_on_bit_locked()
230 	WARN_ON_ONCE(test_and_set_bit(bit, &req->wb_flags));  in nfs_page_group_sync_on_bit_locked()
276 	WARN_ON_ONCE(prev == req);  in nfs_page_group_init()
284 		WARN_ON_ONCE(prev->wb_this_page != prev->wb_head);  in nfs_page_group_init()
285 		WARN_ON_ONCE(!test_bit(PG_HEADLOCK, &prev->wb_head->wb_flags));  in nfs_page_group_init()
452 	WARN_ON_ONCE(req->wb_this_page != req);  in nfs_free_request()
455 	WARN_ON_ONCE(test_bit(PG_TEARDOWN, &req->wb_flags));  in nfs_free_request()
456 	WARN_ON_ONCE(test_bit(PG_UNLOCKPAGE, &req->wb_flags));  in nfs_free_request()
457 	WARN_ON_ONCE(test_bit(PG_UPTODATE, &req->wb_flags));  in nfs_free_request()
458 	WARN_ON_ONCE(test_bit(PG_WB_END, &req->wb_flags));  in nfs_free_request()
459 	WARN_ON_ONCE(test_bit(PG_REMOVE, &req->wb_flags));  in nfs_free_request()
502 		WARN_ON_ONCE(1);  in nfs_generic_pg_test()
822 	if (WARN_ON_ONCE(pageused != pagecount))  in nfs_generic_pgio()
880 	if (WARN_ON_ONCE(!pgio->pg_mirrors_dynamic))  in nfs_pageio_setup_mirroring()
959 	WARN_ON_ONCE(size > req->wb_bytes);  in nfs_can_coalesce_requests()
1046 			WARN_ON_ONCE(subreq->wb_bytes != bytes_left);  in __nfs_pageio_add_request()
1047 			WARN_ON_ONCE(subreq->wb_offset != offset);  in __nfs_pageio_add_request()
1048 			WARN_ON_ONCE(subreq->wb_pgbase != pgbase);  in __nfs_pageio_add_request()
1063 		WARN_ON_ONCE(subreq->wb_bytes + subreq->wb_pgbase > PAGE_SIZE);  in __nfs_pageio_add_request()
1064 		WARN_ON_ONCE(subreq->wb_bytes > bytes_left);  in __nfs_pageio_add_request()
1065 		WARN_ON_ONCE(subreq->wb_bytes == 0);  in __nfs_pageio_add_request()