/* $NetBSD: lv_alloc.h,v 1.1.1.2 2009/02/18 11:17:09 haad Exp $ */ /* * Copyright (C) 2003-2004 Sistina Software, Inc. All rights reserved. * Copyright (C) 2004-2006 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #ifndef _LVM_LV_ALLOC_H struct lv_segment *alloc_lv_segment(struct dm_pool *mem, const struct segment_type *segtype, struct logical_volume *lv, uint32_t le, uint32_t len, uint32_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 *alloc_snapshot_seg(struct logical_volume *lv, uint32_t status, uint32_t old_le_count); 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, uint32_t flags); int move_lv_segment_area(struct lv_segment *seg_to, uint32_t area_to, struct lv_segment *seg_from, uint32_t area_from); void release_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, 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, uint32_t status, uint32_t region_size, struct logical_volume *log_lv); int lv_add_mirror_areas(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, uint32_t status, uint32_t region_size); int lv_add_log_segment(struct alloc_handle *ah, struct logical_volume *log_lv); int lv_add_virtual_segment(struct logical_volume *lv, uint32_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 cmd_context *cmd, struct logical_volume *lv); #endif