| /* |
| * Copyright (C) 2003-2004 Sistina Software, Inc. All rights reserved. |
| * Copyright (C) 2004-2012 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| */ |
| |
| #ifndef _LVM_LV_ALLOC_H |
| #define _LVM_LV_ALLOC_H |
| |
| #include "metadata-exported.h" |
| |
| struct lv_segment *alloc_lv_segment(const struct segment_type *segtype, |
| struct logical_volume *lv, |
| uint32_t le, uint32_t len, |
| uint64_t status, |
| uint32_t stripe_size, |
| struct logical_volume *log_lv, |
| uint32_t area_count, |
| uint32_t area_len, |
| uint32_t chunk_size, |
| uint32_t region_size, |
| uint32_t extents_copied, |
| struct lv_segment *pvmove_source_seg); |
| |
| int set_lv_segment_area_pv(struct lv_segment *seg, uint32_t area_num, |
| struct physical_volume *pv, uint32_t pe); |
| int set_lv_segment_area_lv(struct lv_segment *seg, uint32_t area_num, |
| struct logical_volume *lv, uint32_t le, |
| uint64_t status); |
| int move_lv_segment_area(struct lv_segment *seg_to, uint32_t area_to, |
| struct lv_segment *seg_from, uint32_t area_from); |
| int release_lv_segment_area(struct lv_segment *seg, uint32_t s, |
| uint32_t area_reduction); |
| int release_and_discard_lv_segment_area(struct lv_segment *seg, uint32_t s, uint32_t area_reduction); |
| |
| struct alloc_handle; |
| struct alloc_handle *allocate_extents(struct volume_group *vg, |
| struct logical_volume *lv, |
| const struct segment_type *segtype, |
| uint32_t stripes, |
| uint32_t mirrors, uint32_t log_count, |
| uint32_t log_region_size, uint32_t extents, |
| struct dm_list *allocatable_pvs, |
| alloc_policy_t alloc, int approx_alloc, |
| struct dm_list *parallel_areas); |
| |
| int lv_add_segment(struct alloc_handle *ah, |
| uint32_t first_area, uint32_t num_areas, |
| struct logical_volume *lv, |
| const struct segment_type *segtype, |
| uint32_t stripe_size, |
| uint64_t status, |
| uint32_t region_size); |
| |
| int lv_add_mirror_areas(struct alloc_handle *ah, |
| struct logical_volume *lv, uint32_t le, |
| uint32_t region_size); |
| int lv_add_segmented_mirror_image(struct alloc_handle *ah, |
| struct logical_volume *lv, uint32_t le, |
| uint32_t region_size); |
| int lv_add_mirror_lvs(struct logical_volume *lv, |
| struct logical_volume **sub_lvs, |
| uint32_t num_extra_areas, |
| uint64_t status, uint32_t region_size); |
| |
| int lv_add_log_segment(struct alloc_handle *ah, uint32_t first_area, |
| struct logical_volume *log_lv, uint64_t status); |
| int lv_add_virtual_segment(struct logical_volume *lv, uint64_t status, |
| uint32_t extents, const struct segment_type *segtype); |
| |
| void alloc_destroy(struct alloc_handle *ah); |
| |
| struct dm_list *build_parallel_areas_from_lv(struct logical_volume *lv, |
| unsigned use_pvmove_parent_lv, |
| unsigned create_single_list); |
| |
| #endif |