thin-provisioning-tools/persistent-data/space_map_careful_alloc.h
Joe Thornber 186b0aa6c1 Change the signature of the space_map->new_block() method, introducing
a span_iterator abstraction.

Rename sm_transactional -> sm_careful_alloc.  Still not happy with the name.

Fix failing test.
2013-01-10 21:05:10 +00:00

36 lines
1.3 KiB
C++

// Copyright (C) 2011 Red Hat, Inc. All rights reserved.
//
// 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/>.
#ifndef SPACE_MAP_CAREFUL_ALLOC_H
#define SPACE_MAP_CAREFUL_ALLOC_H
#include "space_map.h"
//----------------------------------------------------------------
namespace persistent_data {
// This space map ensures no blocks are allocated which have been
// freed within the current transaction. This is a common
// requirement when we want resilience to crashes.
checked_space_map::ptr create_careful_alloc_sm(checked_space_map::ptr sm);
}
//----------------------------------------------------------------
#endif