common/fs/dnlc.c

1145 dnlc_dir_lookup(dcanchor_t *dcap, const char *name, uint64_t *handle)
1156 	if (!VALID_DIR_CACHE(dcap->dca_dircache)) {
1165 	mutex_enter(&dcap->dca_lock);
1166 	dcp = (dircache_t *)dcap->dca_dircache;
1176 				mutex_exit(&dcap->dca_lock);
1187 		mutex_exit(&dcap->dca_lock);
1190 		mutex_exit(&dcap->dca_lock);
1202 dnlc_dir_start(dcanchor_t *dcap, uint_t num_entries)
1216 	mutex_enter(&dcap->dca_lock);
1218 	if (dcap->dca_dircache == DC_RET_LOW_MEM) {
1219 		dcap->dca_dircache = NULL;
1220 		mutex_exit(&dcap->dca_lock);
1229 	if (dcap->dca_dircache != NULL) {
1230 		mutex_exit(&dcap->dca_lock);
1252 	dcp->dc_anchor = dcap; /* set back pointer to anchor */
1253 	dcap->dca_dircache = dcp;
1261 	mutex_exit(&dcap->dca_lock);
1276 	mutex_exit(&dcap->dca_lock);
1286 dnlc_dir_add_entry(dcanchor_t *dcap, const char *name, uint64_t handle)
1328 			mutex_enter(&dcap->dca_lock);
1329 			dcp = (dircache_t *)dcap->dca_dircache;
1332 				dcap->dca_dircache = DC_RET_LOW_MEM;
1334 			mutex_exit(&dcap->dca_lock);
1345 	mutex_enter(&dcap->dca_lock);
1346 	dcp = (dircache_t *)dcap->dca_dircache;
1354 			mutex_exit(&dcap->dca_lock);
1355 			dnlc_dir_purge(dcap);
1388 		mutex_exit(&dcap->dca_lock);
1392 		mutex_exit(&dcap->dca_lock);
1402 dnlc_dir_add_space(dcanchor_t *dcap, uint_t len, uint64_t handle)
1436 			mutex_enter(&dcap->dca_lock);
1437 			dcp = (dircache_t *)dcap->dca_dircache;
1440 				dcap->dca_dircache = DC_RET_LOW_MEM;
1442 			mutex_exit(&dcap->dca_lock);
1454 	mutex_enter(&dcap->dca_lock);
1455 	dcp = (dircache_t *)dcap->dca_dircache;
1459 			mutex_exit(&dcap->dca_lock);
1460 			dnlc_dir_purge(dcap);
1480 		mutex_exit(&dcap->dca_lock);
1484 		mutex_exit(&dcap->dca_lock);
1494 dnlc_dir_complete(dcanchor_t *dcap)
1498 	mutex_enter(&dcap->dca_lock);
1499 	dcp = (dircache_t *)dcap->dca_dircache;
1503 	mutex_exit(&dcap->dca_lock);
1559 dnlc_dir_purge(dcanchor_t *dcap)
1564 	mutex_enter(&dcap->dca_lock);
1565 	dcp = (dircache_t *)dcap->dca_dircache;
1567 		mutex_exit(&dcap->dca_lock);
1571 	dcap->dca_dircache = NULL;
1577 	mutex_exit(&dcap->dca_lock);
1587 dnlc_dir_rem_entry(dcanchor_t *dcap, const char *name, uint64_t *handlep)
1600 	mutex_enter(&dcap->dca_lock);
1601 	dcp = (dircache_t *)dcap->dca_dircache;
1633 					mutex_exit(&dcap->dca_lock);
1634 					dnlc_dir_purge(dcap);
1636 					mutex_exit(&dcap->dca_lock);
1649 		mutex_exit(&dcap->dca_lock);
1652 		mutex_exit(&dcap->dca_lock);
1663 dnlc_dir_rem_space_by_len(dcanchor_t *dcap, uint_t len, uint64_t *handlep)
1676 	mutex_enter(&dcap->dca_lock);
1677 	dcp = (dircache_t *)dcap->dca_dircache;
1701 					mutex_exit(&dcap->dca_lock);
1715 		mutex_exit(&dcap->dca_lock);
1718 		mutex_exit(&dcap->dca_lock);
1728 dnlc_dir_rem_space_by_handle(dcanchor_t *dcap, uint64_t handle)
1739 	mutex_enter(&dcap->dca_lock);
1740 	dcp = (dircache_t *)dcap->dca_dircache;
1761 				mutex_exit(&dcap->dca_lock);
1774 		mutex_exit(&dcap->dca_lock);
1777 		mutex_exit(&dcap->dca_lock);
1786 dnlc_dir_update(dcanchor_t *dcap, const char *name, uint64_t handle)
1798 	mutex_enter(&dcap->dca_lock);
1799 	dcp = (dircache_t *)dcap->dca_dircache;
1809 				mutex_exit(&dcap->dca_lock);
1820 		mutex_exit(&dcap->dca_lock);
1823 		mutex_exit(&dcap->dca_lock);
1829 dnlc_dir_fini(dcanchor_t *dcap)
1834 	mutex_enter(&dcap->dca_lock);
1835 	dcp = (dircache_t *)dcap->dca_dircache;
1846 	dcap->dca_dircache = NULL;
1847 	mutex_exit(&dcap->dca_lock);
1849 	mutex_destroy(&dcap->dca_lock);