49 lines
1.6 KiB
C++
49 lines
1.6 KiB
C++
// Copyright (C) 2011 Red Hat, Inc. All rights reserved.
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//
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// This file is part of the thin-provisioning-tools source.
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//
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// thin-provisioning-tools is free software: you can redistribute it
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// and/or modify it under the terms of the GNU General Public License
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// as published by the Free Software Foundation, either version 3 of
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// the License, or (at your option) any later version.
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//
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// thin-provisioning-tools is distributed in the hope that it will be
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// useful, but WITHOUT ANY WARRANTY; without even the implied warranty
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// of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License along
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// with thin-provisioning-tools. If not, see
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// <http://www.gnu.org/licenses/>.
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#ifndef SPACE_MAP_DISK_H
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#define SPACE_MAP_DISK_H
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#include "persistent-data/transaction_manager.h"
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#include "persistent-data/space_map.h"
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//----------------------------------------------------------------
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namespace persistent_data {
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checked_space_map::ptr
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create_disk_sm(transaction_manager &tm, block_address nr_blocks);
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checked_space_map::ptr
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open_disk_sm(transaction_manager &tm, void *root);
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checked_space_map::ptr
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create_metadata_sm(transaction_manager &tm, block_address nr_blocks);
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checked_space_map::ptr
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open_metadata_sm(transaction_manager &tm, void *root);
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// Get the number of data blocks with minimal IO. Used when
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// repairing to avoid the bulk of the space maps.
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block_address
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get_nr_blocks_in_data_sm(transaction_manager &tm, void *root);
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}
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//----------------------------------------------------------------
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#endif
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