dsl_pool.h revision fa9e4066f08beec538e775443c5be79dd423fcab
fa9e4066f08beec538e775443c5be79dd423fcabahrens * CDDL HEADER START
fa9e4066f08beec538e775443c5be79dd423fcabahrens * The contents of this file are subject to the terms of the
fa9e4066f08beec538e775443c5be79dd423fcabahrens * Common Development and Distribution License, Version 1.0 only
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fa9e4066f08beec538e775443c5be79dd423fcabahrens * with the License.
fa9e4066f08beec538e775443c5be79dd423fcabahrens * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
fa9e4066f08beec538e775443c5be79dd423fcabahrens * See the License for the specific language governing permissions
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fa9e4066f08beec538e775443c5be79dd423fcabahrens * When distributing Covered Code, include this CDDL HEADER in each
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fa9e4066f08beec538e775443c5be79dd423fcabahrens * CDDL HEADER END
fa9e4066f08beec538e775443c5be79dd423fcabahrens * Copyright 2005 Sun Microsystems, Inc. All rights reserved.
fa9e4066f08beec538e775443c5be79dd423fcabahrens * Use is subject to license terms.
fa9e4066f08beec538e775443c5be79dd423fcabahrens#pragma ident "%Z%%M% %I% %E% SMI"
fa9e4066f08beec538e775443c5be79dd423fcabahrensextern "C" {
fa9e4066f08beec538e775443c5be79dd423fcabahrenstypedef struct dsl_pool {
fa9e4066f08beec538e775443c5be79dd423fcabahrens /* Immutable */
fa9e4066f08beec538e775443c5be79dd423fcabahrens /* No lock needed - sync context only */
fa9e4066f08beec538e775443c5be79dd423fcabahrens /* Has its own locking */
fa9e4066f08beec538e775443c5be79dd423fcabahrens * Protects administrative changes (properties, namespace)
fa9e4066f08beec538e775443c5be79dd423fcabahrens * It is only held for write in syncing context. Therefore
fa9e4066f08beec538e775443c5be79dd423fcabahrens * syncing context does not need to ever have it for read, since
fa9e4066f08beec538e775443c5be79dd423fcabahrens * nobody else could possibly have it for write.
fa9e4066f08beec538e775443c5be79dd423fcabahrensdsl_pool_t *dsl_pool_create(spa_t *spa, uint64_t txg);
fa9e4066f08beec538e775443c5be79dd423fcabahrensuint64_t dsl_pool_adjustedsize(dsl_pool_t *dp, boolean_t netfree);
fa9e4066f08beec538e775443c5be79dd423fcabahrens#endif /* _SYS_DSL_POOL_H */