thin-provisioning-tools/persistent-data/space_map.cc

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// 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.
//
// thin-provisioning-tools is free software: you can redistribute it
// and/or modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation, either version 3 of
// the License, or (at your option) any later version.
//
// thin-provisioning-tools is distributed in the hope that it will be
// useful, but WITHOUT ANY WARRANTY; without even the implied warranty
// of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License along
// with thin-provisioning-tools. If not, see
// <http://www.gnu.org/licenses/>.
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#include "space_map.h"
using namespace persistent_data;
//----------------------------------------------------------------
sm_decrementer::sm_decrementer(space_map::ptr sm, block_address b)
: sm_(sm),
b_(b),
released_(false) {
}
sm_decrementer::~sm_decrementer() {
if (!released_)
sm_->dec(b_);
}
void
sm_decrementer::dont_bother() {
released_ = true;
}
//----------------------------------------------------------------