| bptree.c (246666) | bptree.c (251631) |
|---|---|
| 1/* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE --- 29 unchanged lines hidden (view full) --- 38 39/* 40 * A bptree is a queue of root block pointers from destroyed datasets. When a 41 * dataset is destroyed its root block pointer is put on the end of the pool's 42 * bptree queue so the dataset's blocks can be freed asynchronously by 43 * dsl_scan_sync. This allows the delete operation to finish without traversing 44 * all the dataset's blocks. 45 * | 1/* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE --- 29 unchanged lines hidden (view full) --- 38 39/* 40 * A bptree is a queue of root block pointers from destroyed datasets. When a 41 * dataset is destroyed its root block pointer is put on the end of the pool's 42 * bptree queue so the dataset's blocks can be freed asynchronously by 43 * dsl_scan_sync. This allows the delete operation to finish without traversing 44 * all the dataset's blocks. 45 * |
| 46 * Note that while bt_begin and bt_end are only ever incremented in this code | 46 * Note that while bt_begin and bt_end are only ever incremented in this code, |
| 47 * they are effectively reset to 0 every time the entire bptree is freed because 48 * the bptree's object is destroyed and re-created. 49 */ 50 51struct bptree_args { 52 bptree_phys_t *ba_phys; /* data in bonus buffer, dirtied if freeing */ 53 boolean_t ba_free; /* true if freeing during traversal */ 54 --- 171 unchanged lines hidden --- | 47 * they are effectively reset to 0 every time the entire bptree is freed because 48 * the bptree's object is destroyed and re-created. 49 */ 50 51struct bptree_args { 52 bptree_phys_t *ba_phys; /* data in bonus buffer, dirtied if freeing */ 53 boolean_t ba_free; /* true if freeing during traversal */ 54 --- 171 unchanged lines hidden --- |