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git://sourceware.org/git/lvm2.git
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51aed1992f
with its old UUID when we're changig it (the cache as well as metadata area index has the old uuid that we need to use to access the information!)
86 lines
2.9 KiB
C
86 lines
2.9 KiB
C
/*
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* Copyright (C) 2001-2004 Sistina Software, Inc. All rights reserved.
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* Copyright (C) 2004-2010 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef _LVM_PV_H
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#define _LVM_PV_H
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struct id;
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struct device;
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struct format_type;
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struct volume_group;
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struct physical_volume {
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struct id id;
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struct id old_id; /* Set during pvchange -u. */
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struct device *dev;
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const struct format_type *fmt;
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struct format_instance *fid;
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/*
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* vg_name and vgid are used before the parent VG struct exists.
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* FIXME: Investigate removal/substitution with 'vg' fields.
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*/
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const char *vg_name;
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struct id vgid;
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/*
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* 'vg' is set and maintained when the PV belongs to a 'pvs'
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* list in a parent VG struct.
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*/
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struct volume_group *vg;
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uint64_t status;
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uint64_t size;
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/* physical extents */
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uint32_t pe_size;
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uint64_t pe_start;
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uint32_t pe_count;
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uint32_t pe_alloc_count;
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unsigned long pe_align;
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unsigned long pe_align_offset;
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struct dm_list segments; /* Ordered pv_segments covering complete PV */
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struct dm_list tags;
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};
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char *pv_fmt_dup(const struct physical_volume *pv);
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char *pv_name_dup(const struct physical_volume *pv);
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struct device *pv_dev(const struct physical_volume *pv);
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const char *pv_vg_name(const struct physical_volume *pv);
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char *pv_attr_dup(struct dm_pool *mem, const struct physical_volume *pv);
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const char *pv_dev_name(const struct physical_volume *pv);
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char *pv_uuid_dup(const struct physical_volume *pv);
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char *pv_tags_dup(const struct physical_volume *pv);
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uint64_t pv_size(const struct physical_volume *pv);
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uint64_t pv_size_field(const struct physical_volume *pv);
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uint64_t pv_dev_size(const struct physical_volume *pv);
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uint64_t pv_free(const struct physical_volume *pv);
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uint64_t pv_status(const struct physical_volume *pv);
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uint32_t pv_pe_size(const struct physical_volume *pv);
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uint64_t pv_pe_start(const struct physical_volume *pv);
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uint32_t pv_pe_count(const struct physical_volume *pv);
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uint32_t pv_pe_alloc_count(const struct physical_volume *pv);
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uint64_t pv_mda_size(const struct physical_volume *pv);
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uint64_t pv_mda_free(const struct physical_volume *pv);
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uint64_t pv_used(const struct physical_volume *pv);
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uint32_t pv_mda_count(const struct physical_volume *pv);
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uint32_t pv_mda_used_count(const struct physical_volume *pv);
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unsigned pv_mda_set_ignored(const struct physical_volume *pv, unsigned ignored);
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int is_orphan(const struct physical_volume *pv);
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int is_missing_pv(const struct physical_volume *pv);
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int is_pv(const struct physical_volume *pv);
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#endif /* _LVM_PV_H */
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