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git://sourceware.org/git/lvm2.git
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33e47182f7
Optimize the common pvscan --cache command by only adding the necessary devs to dev-cache.
60 lines
2.8 KiB
C
60 lines
2.8 KiB
C
/*
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* Copyright (C) 2001-2004 Sistina Software, Inc. All rights reserved.
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* Copyright (C) 2004-2007 Red Hat, Inc. All rights reserved.
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*
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* This file is part of LVM2.
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*
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* This copyrighted material is made available to anyone wishing to use,
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* modify, copy, or redistribute it subject to the terms and conditions
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* of the GNU Lesser General Public License v.2.1.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef _LVM_DEVICE_ID_H
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#define _LVM_DEVICE_ID_H
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void free_du(struct dev_use *du);
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void free_dus(struct dm_list *list);
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void free_did(struct dev_id *did);
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void free_dids(struct dm_list *list);
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const char *idtype_to_str(uint16_t idtype);
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uint16_t idtype_from_str(const char *str);
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const char *dev_idtype_for_metadata(struct cmd_context *cmd, struct device *dev);
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const char *dev_idname_for_metadata(struct cmd_context *cmd, struct device *dev);
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int device_ids_use_devname(struct cmd_context *cmd);
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int device_ids_read(struct cmd_context *cmd);
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int device_ids_write(struct cmd_context *cmd);
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int device_id_add(struct cmd_context *cmd, struct device *dev, const char *pvid,
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const char *idtype_arg, const char *id_arg);
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void device_id_pvremove(struct cmd_context *cmd, struct device *dev);
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void device_ids_match(struct cmd_context *cmd);
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int device_ids_match_dev(struct cmd_context *cmd, struct device *dev);
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void device_ids_match_device_list(struct cmd_context *cmd);
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void device_ids_validate(struct cmd_context *cmd, struct dm_list *scanned_devs, int *device_ids_invalid, int noupdate);
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int device_ids_version_unchanged(struct cmd_context *cmd);
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void device_ids_find_renamed_devs(struct cmd_context *cmd, struct dm_list *dev_list, int *search_count, int noupdate);
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const char *device_id_system_read(struct cmd_context *cmd, struct device *dev, uint16_t idtype);
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void device_id_update_vg_uuid(struct cmd_context *cmd, struct volume_group *vg, struct id *old_vg_id);
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struct dev_use *get_du_for_dev(struct cmd_context *cmd, struct device *dev);
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struct dev_use *get_du_for_pvid(struct cmd_context *cmd, const char *pvid);
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char *devices_file_version(void);
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int devices_file_exists(struct cmd_context *cmd);
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int devices_file_touch(struct cmd_context *cmd);
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int lock_devices_file(struct cmd_context *cmd, int mode);
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int lock_devices_file_try(struct cmd_context *cmd, int mode, int *held);
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void unlock_devices_file(struct cmd_context *cmd);
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void devices_file_init(struct cmd_context *cmd);
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void devices_file_exit(struct cmd_context *cmd);
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void unlink_searched_devnames(struct cmd_context *cmd);
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int read_sys_block(struct cmd_context *cmd, struct device *dev, const char *suffix, char *sysbuf, int sysbufsize);
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#endif
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