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1951dba955
o Not sure if the code in dev_manager is really optimal, but it works.. will look at adjusting it a bit now. o I *think* it works right when one snapshot if full but others aren't, but I haven't really been able to test it because the full snapshot somehow resets itself and weird things start happening to the system...
47 lines
1.1 KiB
C
47 lines
1.1 KiB
C
/*
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* Copyright (C) 2001 Sistina Software (UK) Limited.
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*
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* This file is released under the LGPL.
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*/
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#ifndef LVM_ACTIVATE_H
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#define LVM_ACTIVATE_H
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#include <libdevmapper.h>
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int driver_version(char *version, size_t size);
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int library_version(char *version, size_t size);
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/*
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* Returns 1 if info structure has been populated, else 0.
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*/
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int lv_info(struct logical_volume *lv, struct dm_info *info);
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/*
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* Returns 1 if percent has been set, else 0.
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*/
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int lv_snapshot_percentage(struct logical_volume *lv, float *percent);
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/*
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* These should eventually use config file
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* to determine whether or not to activate
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*/
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int lv_suspend_if_active(struct cmd_context *cmd, const char *lvid_s);
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int lv_resume_if_active(struct cmd_context *cmd, const char *lvid_s);
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int lv_activate(struct cmd_context *cmd, const char *lvid_s);
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int lv_deactivate(struct cmd_context *cmd, const char *lvid_s);
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/*
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* FIXME:
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* I don't like the *lvs_in_vg* function names.
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*/
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/*
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* Return number of LVs in the VG that are active.
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*/
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int lvs_in_vg_activated(struct volume_group *vg);
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int lvs_in_vg_opened(struct volume_group *vg);
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int lv_setup_cow_store(struct logical_volume *lv);
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#endif
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