226 feature_get_refcount(spa_t *spa, zfeature_info_t *feature, uint64_t *res)  in feature_get_refcount()  argument
228 	ASSERT(VALID_FEATURE_FID(feature->fi_feature));  in feature_get_refcount()
229 	if (spa->spa_feat_refcount_cache[feature->fi_feature] ==  in feature_get_refcount()
233 	*res = spa->spa_feat_refcount_cache[feature->fi_feature];  in feature_get_refcount()
243 feature_get_refcount_from_disk(spa_t *spa, zfeature_info_t *feature,  in feature_get_refcount_from_disk()  argument
248 	uint64_t zapobj = (feature->fi_flags & ZFEATURE_FLAG_READONLY_COMPAT) ?  in feature_get_refcount_from_disk()
259 	    feature->fi_guid, sizeof (uint64_t), 1, &refcount);  in feature_get_refcount_from_disk()
272 feature_get_enabled_txg(spa_t *spa, zfeature_info_t *feature, uint64_t *res) {  in feature_get_enabled_txg()  argument
275 	ASSERT(zfeature_depends_on(feature->fi_feature,  in feature_get_enabled_txg()
278 	if (!spa_feature_is_enabled(spa, feature->fi_feature)) {  in feature_get_enabled_txg()
285 	    feature->fi_guid, sizeof (uint64_t), 1, res));  in feature_get_enabled_txg()
295 feature_sync(spa_t *spa, zfeature_info_t *feature, uint64_t refcount,  in feature_sync()  argument
298 	ASSERT(VALID_FEATURE_OR_NONE(feature->fi_feature));  in feature_sync()
299 	uint64_t zapobj = (feature->fi_flags & ZFEATURE_FLAG_READONLY_COMPAT) ?  in feature_sync()
302 	VERIFY0(zap_update(spa->spa_meta_objset, zapobj, feature->fi_guid,  in feature_sync()
312 	if (feature->fi_feature != SPA_FEATURE_NONE) {  in feature_sync()
314 		    &spa->spa_feat_refcount_cache[feature->fi_feature];  in feature_sync()
320 		spa_deactivate_mos_feature(spa, feature->fi_guid);  in feature_sync()
321 	else if (feature->fi_flags & ZFEATURE_FLAG_MOS)  in feature_sync()
322 		spa_activate_mos_feature(spa, feature->fi_guid, tx);  in feature_sync()
330 feature_enable_sync(spa_t *spa, zfeature_info_t *feature, dmu_tx_t *tx)  in feature_enable_sync()  argument
333 	    (feature->fi_flags & ZFEATURE_FLAG_ACTIVATE_ON_ENABLE) ? 1 : 0;  in feature_enable_sync()
334 	uint64_t zapobj = (feature->fi_flags & ZFEATURE_FLAG_READONLY_COMPAT) ?  in feature_enable_sync()
338 	ASSERT(zfeature_is_valid_guid(feature->fi_guid));  in feature_enable_sync()
344 	if (zap_contains(spa->spa_meta_objset, zapobj, feature->fi_guid) == 0)  in feature_enable_sync()
347 	for (int i = 0; feature->fi_depends[i] != SPA_FEATURE_NONE; i++)  in feature_enable_sync()
348 		spa_feature_enable(spa, feature->fi_depends[i], tx);  in feature_enable_sync()
351 	    feature->fi_guid, 1, strlen(feature->fi_desc) + 1,  in feature_enable_sync()
352 	    feature->fi_desc, tx));  in feature_enable_sync()
354 	feature_sync(spa, feature, initial_refcount, tx);  in feature_enable_sync()
368 		    spa->spa_feat_enabled_txg_obj, feature->fi_guid,  in feature_enable_sync()
378 	zfeature_info_t *feature = &spa_feature_table[fid];  in feature_do_action()  local
379 	uint64_t zapobj = (feature->fi_flags & ZFEATURE_FLAG_READONLY_COMPAT) ?  in feature_do_action()
384 	ASSERT(zfeature_is_valid_guid(feature->fi_guid));  in feature_do_action()
389 	VERIFY3U(feature_get_refcount(spa, feature, &refcount), !=, ENOTSUP);  in feature_do_action()
405 	feature_sync(spa, feature, refcount, tx);  in feature_do_action()