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lvm2/tools/pvmove_poll.h
Ondrej Kozina 76a0dffe6f polldaemon: refactor polling interfaces
Routines responsible for polling of in-progress pvmove, snapshot merge
or mirror conversion each used custom lookup functions to find vg and
lv involved in polling.

Especially pvmove used pvname to lookup pvmove in-progress. The future
lvmpolld will poll each operation by vg/lv name (internally by lvid).
Also there're plans to make pvmove able to move non-overlaping ranges
of extents instead of single PVs as of now. This would also require
to identify the opertion in different manner.

The poll_operation_id structure together with daemon_parms structure they
identify unambiguously the polling task.
2015-05-05 20:52:07 +02:00

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C

/*
* Copyright (C) 2015 Red Hat, Inc. All rights reserved.
*
* This file is part of LVM2.
*
* This copyrighted material is made available to anyone wishing to use,
* modify, copy, or redistribute it subject to the terms and conditions
* of the GNU Lesser General Public License v.2.1.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef _LVM_PVMOVE_H
#define _LVM_PVMOVE_H
struct cmd_context;
struct dm_list;
struct logical_volume;
struct volume_group;
int pvmove_update_metadata(struct cmd_context *cmd, struct volume_group *vg,
struct logical_volume *lv_mirr,
struct dm_list *lvs_changed, unsigned flags);
int pvmove_finish(struct cmd_context *cmd, struct volume_group *vg,
struct logical_volume *lv_mirr, struct dm_list *lvs_changed);
#endif /* _LVM_PVMOVE_H */