1341 void ceph_readdir_cache_release(struct ceph_readdir_cache_control *ctl)  in ceph_readdir_cache_release()  argument
1343 	if (ctl->page) {  in ceph_readdir_cache_release()
1344 		kunmap(ctl->page);  in ceph_readdir_cache_release()
1345 		page_cache_release(ctl->page);  in ceph_readdir_cache_release()
1346 		ctl->page = NULL;  in ceph_readdir_cache_release()
1351 			      struct ceph_readdir_cache_control *ctl,  in fill_readdir_cache()  argument
1356 	unsigned idx = ctl->index % nsize;  in fill_readdir_cache()
1357 	pgoff_t pgoff = ctl->index / nsize;  in fill_readdir_cache()
1359 	if (!ctl->page || pgoff != page_index(ctl->page)) {  in fill_readdir_cache()
1360 		ceph_readdir_cache_release(ctl);  in fill_readdir_cache()
1361 		ctl->page  = grab_cache_page(&dir->i_data, pgoff);  in fill_readdir_cache()
1362 		if (!ctl->page) {  in fill_readdir_cache()
1363 			ctl->index = -1;  in fill_readdir_cache()
1368 		unlock_page(ctl->page);  in fill_readdir_cache()
1369 		ctl->dentries = kmap(ctl->page);  in fill_readdir_cache()
1374 		dout("readdir cache dn %p idx %d\n", dn, ctl->index);  in fill_readdir_cache()
1375 		ctl->dentries[idx] = dn;  in fill_readdir_cache()
1376 		ctl->index++;  in fill_readdir_cache()
1379 		ctl->index = -1;  in fill_readdir_cache()