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86 lines
3.2 KiB
C
86 lines
3.2 KiB
C
/*
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* Copyright (C) 2003-2004 Sistina Software, Inc. All rights reserved.
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* Copyright (C) 2004-2012 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_LV_ALLOC_H
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#define _LVM_LV_ALLOC_H
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struct lv_segment *alloc_lv_segment(const struct segment_type *segtype,
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struct logical_volume *lv,
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uint32_t le, uint32_t len,
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uint64_t status,
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uint32_t stripe_size,
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struct logical_volume *log_lv,
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struct logical_volume *thin_pool_lv,
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uint32_t area_count,
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uint32_t area_len,
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uint32_t chunk_size,
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uint32_t region_size,
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uint32_t extents_copied,
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struct lv_segment *pvmove_source_seg);
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struct lv_segment *alloc_snapshot_seg(struct logical_volume *lv,
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uint64_t status, uint32_t old_le_count);
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int set_lv_segment_area_pv(struct lv_segment *seg, uint32_t area_num,
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struct physical_volume *pv, uint32_t pe);
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int set_lv_segment_area_lv(struct lv_segment *seg, uint32_t area_num,
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struct logical_volume *lv, uint32_t le,
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uint64_t status);
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int move_lv_segment_area(struct lv_segment *seg_to, uint32_t area_to,
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struct lv_segment *seg_from, uint32_t area_from);
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void release_lv_segment_area(struct lv_segment *seg, uint32_t s,
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uint32_t area_reduction);
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struct alloc_handle;
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struct alloc_handle *allocate_extents(struct volume_group *vg,
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struct logical_volume *lv,
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const struct segment_type *segtype,
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uint32_t stripes,
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uint32_t mirrors, uint32_t log_count,
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uint32_t log_region_size, uint32_t extents,
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struct dm_list *allocatable_pvs,
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alloc_policy_t alloc,
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struct dm_list *parallel_areas);
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int lv_add_segment(struct alloc_handle *ah,
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uint32_t first_area, uint32_t num_areas,
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struct logical_volume *lv,
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const struct segment_type *segtype,
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uint32_t stripe_size,
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uint64_t status,
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uint32_t region_size);
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int lv_add_mirror_areas(struct alloc_handle *ah,
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struct logical_volume *lv, uint32_t le,
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uint32_t region_size);
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int lv_add_mirror_lvs(struct logical_volume *lv,
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struct logical_volume **sub_lvs,
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uint32_t num_extra_areas,
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uint64_t status, uint32_t region_size);
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int lv_add_log_segment(struct alloc_handle *ah, uint32_t first_area,
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struct logical_volume *log_lv, uint64_t status);
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int lv_add_virtual_segment(struct logical_volume *lv, uint64_t status,
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uint32_t extents,
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const struct segment_type *segtype,
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const char *thin_pool_name);
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void alloc_destroy(struct alloc_handle *ah);
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struct dm_list *build_parallel_areas_from_lv(struct logical_volume *lv,
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unsigned use_pvmove_parent_lv);
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#endif
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