1 /* $NetBSD: lvscan.c,v 1.1.1.3 2009/12/02 00:25:53 haad Exp $ */
4 * Copyright (C) 2001-2004 Sistina Software, Inc. All rights reserved.
5 * Copyright (C) 2004-2006 Red Hat, Inc. All rights reserved.
7 * This file is part of LVM2.
9 * This copyrighted material is made available to anyone wishing to use,
10 * modify, copy, or redistribute it subject to the terms and conditions
11 * of the GNU Lesser General Public License v.2.1.
13 * You should have received a copy of the GNU Lesser General Public License
14 * along with this program; if not, write to the Free Software Foundation,
15 * Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 static int lvscan_single(struct cmd_context *cmd, struct logical_volume *lv,
21 void *handle __attribute((unused)))
25 uint64_t lv_capacity_total = 0;
26 int inkernel, snap_active = 1;
27 struct lv_segment *snap_seg = NULL;
28 float snap_percent; /* fused, fsize; */
29 percent_range_t percent_range;
31 const char *active_str, *snapshot_str;
33 if (!arg_count(cmd, all_ARG) && !lv_is_visible(lv))
34 return ECMD_PROCESSED;
36 inkernel = lv_info(cmd, lv, &info, 1, 0) && info.exists;
37 if (lv_is_origin(lv)) {
38 dm_list_iterate_items_gen(snap_seg, &lv->snapshot_segs,
41 (snap_active = lv_snapshot_percent(snap_seg->cow,
44 if (percent_range == PERCENT_INVALID)
48 } else if (lv_is_cow(lv)) {
50 (snap_active = lv_snapshot_percent(lv, &snap_percent,
52 if (percent_range == PERCENT_INVALID)
56 /* FIXME Add -D arg to skip this! */
57 if (inkernel && snap_active)
58 active_str = "ACTIVE ";
60 active_str = "inactive ";
63 snapshot_str = "Original";
64 else if (lv_is_cow(lv))
65 snapshot_str = "Snapshot";
69 log_print("%s%s '%s%s/%s' [%s] %s", active_str, snapshot_str,
70 cmd->dev_dir, lv->vg->name, lv->name,
71 display_size(cmd, lv->size),
72 get_alloc_string(lv->alloc));
76 lv_capacity_total += lv->size;
78 return ECMD_PROCESSED;
81 int lvscan(struct cmd_context *cmd, int argc, char **argv)
84 log_error("No additional command line arguments allowed");
85 return EINVALID_CMD_LINE;
88 return process_each_lv(cmd, argc, argv, 0, NULL,