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Commit | Line | Data |
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03a8a07d | 1 | /* |
1832f310 | 2 | * Copyright (C) 2001-2004 Sistina Software, Inc. All rights reserved. |
6606c3ae | 3 | * Copyright (C) 2004 Red Hat, Inc. All rights reserved. |
03a8a07d | 4 | * |
6606c3ae | 5 | * This file is part of LVM2. |
03a8a07d | 6 | * |
6606c3ae AK |
7 | * This copyrighted material is made available to anyone wishing to use, |
8 | * modify, copy, or redistribute it subject to the terms and conditions | |
9 | * of the GNU General Public License v.2. | |
03a8a07d AK |
10 | * |
11 | * You should have received a copy of the GNU General Public License | |
6606c3ae AK |
12 | * along with this program; if not, write to the Free Software Foundation, |
13 | * Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
03a8a07d AK |
14 | */ |
15 | ||
16 | #include "tools.h" | |
17 | ||
1a9ea74d AK |
18 | #define SIZE_BUF 128 |
19 | ||
241913fe | 20 | struct lvresize_params { |
8ef2b021 | 21 | const char *vg_name; |
241913fe AK |
22 | const char *lv_name; |
23 | ||
24 | uint32_t stripes; | |
25 | uint32_t stripe_size; | |
26 | ||
27 | struct segment_type *segtype; | |
28 | ||
241913fe AK |
29 | /* size */ |
30 | uint32_t extents; | |
31 | uint64_t size; | |
32 | sign_t sign; | |
03a8a07d AK |
33 | |
34 | enum { | |
35 | LV_ANY = 0, | |
36 | LV_REDUCE = 1, | |
37 | LV_EXTEND = 2 | |
241913fe AK |
38 | } resize; |
39 | ||
1a9ea74d AK |
40 | int resizefs; |
41 | int nofsck; | |
42 | ||
241913fe AK |
43 | int argc; |
44 | char **argv; | |
45 | }; | |
46 | ||
47 | static int _read_params(struct cmd_context *cmd, int argc, char **argv, | |
48 | struct lvresize_params *lp) | |
49 | { | |
50 | const char *cmd_name; | |
51 | char *st; | |
52 | ||
53 | lp->sign = SIGN_NONE; | |
54 | lp->resize = LV_ANY; | |
03a8a07d | 55 | |
60274aba | 56 | cmd_name = command_name(cmd); |
03a8a07d | 57 | if (!strcmp(cmd_name, "lvreduce")) |
241913fe | 58 | lp->resize = LV_REDUCE; |
03a8a07d | 59 | if (!strcmp(cmd_name, "lvextend")) |
241913fe | 60 | lp->resize = LV_EXTEND; |
03a8a07d | 61 | |
6fda126d | 62 | if (arg_count(cmd, extents_ARG) + arg_count(cmd, size_ARG) != 1) { |
03a8a07d | 63 | log_error("Please specify either size or extents (not both)"); |
241913fe | 64 | return 0; |
03a8a07d AK |
65 | } |
66 | ||
6fda126d | 67 | if (arg_count(cmd, extents_ARG)) { |
241913fe AK |
68 | lp->extents = arg_uint_value(cmd, extents_ARG, 0); |
69 | lp->sign = arg_sign_value(cmd, extents_ARG, SIGN_NONE); | |
03a8a07d AK |
70 | } |
71 | ||
1832f310 | 72 | /* Size returned in kilobyte units; held in sectors */ |
6fda126d | 73 | if (arg_count(cmd, size_ARG)) { |
241913fe AK |
74 | lp->size = arg_uint64_value(cmd, size_ARG, UINT64_C(0)) * 2; |
75 | lp->sign = arg_sign_value(cmd, size_ARG, SIGN_NONE); | |
03a8a07d AK |
76 | } |
77 | ||
241913fe | 78 | if (lp->resize == LV_EXTEND && lp->sign == SIGN_MINUS) { |
03a8a07d | 79 | log_error("Negative argument not permitted - use lvreduce"); |
241913fe | 80 | return 0; |
03a8a07d AK |
81 | } |
82 | ||
241913fe | 83 | if (lp->resize == LV_REDUCE && lp->sign == SIGN_PLUS) { |
03a8a07d | 84 | log_error("Positive sign not permitted - use lvextend"); |
241913fe | 85 | return 0; |
03a8a07d AK |
86 | } |
87 | ||
1a9ea74d AK |
88 | lp->resizefs = arg_count(cmd, resizefs_ARG) ? 1 : 0; |
89 | lp->nofsck = arg_count(cmd, nofsck_ARG) ? 1 : 0; | |
90 | ||
03a8a07d AK |
91 | if (!argc) { |
92 | log_error("Please provide the logical volume name"); | |
241913fe | 93 | return 0; |
03a8a07d AK |
94 | } |
95 | ||
241913fe | 96 | lp->lv_name = argv[0]; |
03a8a07d AK |
97 | argv++; |
98 | argc--; | |
99 | ||
241913fe | 100 | if (!(lp->vg_name = extract_vgname(cmd, lp->lv_name))) { |
03a8a07d | 101 | log_error("Please provide a volume group name"); |
241913fe | 102 | return 0; |
03a8a07d AK |
103 | } |
104 | ||
241913fe AK |
105 | if ((st = strrchr(lp->lv_name, '/'))) |
106 | lp->lv_name = st + 1; | |
03a8a07d | 107 | |
241913fe AK |
108 | lp->argc = argc; |
109 | lp->argv = argv; | |
110 | ||
111 | return 1; | |
112 | } | |
7d0e6e80 | 113 | |
241913fe AK |
114 | static int _lvresize(struct cmd_context *cmd, struct lvresize_params *lp) |
115 | { | |
116 | struct volume_group *vg; | |
117 | struct logical_volume *lv; | |
118 | struct snapshot *snap; | |
119 | struct lvinfo info; | |
120 | uint32_t stripesize_extents = 0; | |
121 | uint32_t seg_stripes = 0, seg_stripesize = 0, seg_size = 0; | |
122 | uint32_t extents_used = 0; | |
123 | uint32_t size_rest; | |
a0a23eff | 124 | alloc_policy_t alloc; |
241913fe AK |
125 | char *lock_lvid; |
126 | struct lv_list *lvl; | |
127 | int consistent = 1; | |
128 | struct lv_segment *seg; | |
129 | uint32_t seg_extents; | |
130 | uint32_t sz, str; | |
7f0dc9c4 | 131 | struct list *pvh = NULL; |
1a9ea74d AK |
132 | char size_buf[SIZE_BUF]; |
133 | char lv_path[PATH_MAX]; | |
241913fe AK |
134 | |
135 | if (!(vg = vg_read(cmd, lp->vg_name, &consistent))) { | |
136 | log_error("Volume group %s doesn't exist", lp->vg_name); | |
7f0dc9c4 | 137 | return ECMD_FAILED; |
03a8a07d AK |
138 | } |
139 | ||
6fda126d AK |
140 | if (vg->status & EXPORTED_VG) { |
141 | log_error("Volume group %s is exported", vg->name); | |
7f0dc9c4 | 142 | return ECMD_FAILED; |
6fda126d | 143 | } |
f53c6aa6 | 144 | |
6fda126d | 145 | if (!(vg->status & LVM_WRITE)) { |
241913fe | 146 | log_error("Volume group %s is read-only", lp->vg_name); |
7f0dc9c4 | 147 | return ECMD_FAILED; |
6fda126d | 148 | } |
f53c6aa6 | 149 | |
03a8a07d | 150 | /* does LV exist? */ |
241913fe | 151 | if (!(lvl = find_lv_in_vg(vg, lp->lv_name))) { |
03a8a07d | 152 | log_error("Logical volume %s not found in volume group %s", |
241913fe | 153 | lp->lv_name, lp->vg_name); |
7f0dc9c4 | 154 | return ECMD_FAILED; |
03a8a07d AK |
155 | } |
156 | ||
25b73380 AK |
157 | if (arg_count(cmd, stripes_ARG)) { |
158 | if (vg->fid->fmt->features & FMT_SEGMENTS) | |
241913fe | 159 | lp->stripes = arg_uint_value(cmd, stripes_ARG, 1); |
25b73380 AK |
160 | else |
161 | log_print("Varied striping not supported. Ignoring."); | |
162 | } | |
163 | ||
164 | if (arg_count(cmd, stripesize_ARG)) { | |
fdd4f3c0 AK |
165 | if (arg_sign_value(cmd, stripesize_ARG, 0) == SIGN_MINUS) { |
166 | log_error("Stripesize may not be negative."); | |
7f0dc9c4 | 167 | return ECMD_FAILED; |
fdd4f3c0 | 168 | } |
25b73380 | 169 | if (vg->fid->fmt->features & FMT_SEGMENTS) |
241913fe AK |
170 | lp->stripe_size = 2 * arg_uint_value(cmd, |
171 | stripesize_ARG, 0); | |
25b73380 AK |
172 | else |
173 | log_print("Varied stripesize not supported. Ignoring."); | |
174 | } | |
175 | ||
f868d635 | 176 | lv = lvl->lv; |
03a8a07d | 177 | |
6e03b44c AK |
178 | if (lv->status & LOCKED) { |
179 | log_error("Can't resize locked LV %s", lv->name); | |
7f0dc9c4 | 180 | return ECMD_FAILED; |
6e03b44c AK |
181 | } |
182 | ||
0ec78e98 AK |
183 | if (lv_is_origin(lv)) { |
184 | log_error("Snapshot origin volumes cannot be resized yet."); | |
185 | return ECMD_FAILED; | |
186 | } | |
187 | ||
a0a23eff | 188 | alloc = (alloc_policy_t) arg_uint_value(cmd, alloc_ARG, lv->alloc); |
7f0dc9c4 | 189 | |
241913fe AK |
190 | if (lp->size) { |
191 | if (lp->size % vg->extent_size) { | |
192 | if (lp->sign == SIGN_MINUS) | |
193 | lp->size -= lp->size % vg->extent_size; | |
03a8a07d | 194 | else |
241913fe AK |
195 | lp->size += vg->extent_size - |
196 | (lp->size % vg->extent_size); | |
03a8a07d AK |
197 | |
198 | log_print("Rounding up size to full physical extent %s", | |
30bab85b | 199 | display_size(cmd, (uint64_t) lp->size, |
8ef2b021 | 200 | SIZE_SHORT)); |
03a8a07d AK |
201 | } |
202 | ||
241913fe | 203 | lp->extents = lp->size / vg->extent_size; |
03a8a07d AK |
204 | } |
205 | ||
241913fe AK |
206 | if (lp->sign == SIGN_PLUS) |
207 | lp->extents += lv->le_count; | |
03a8a07d | 208 | |
241913fe AK |
209 | if (lp->sign == SIGN_MINUS) { |
210 | if (lp->extents >= lv->le_count) { | |
03a8a07d | 211 | log_error("Unable to reduce %s below 1 extent", |
241913fe | 212 | lp->lv_name); |
7f0dc9c4 | 213 | return EINVALID_CMD_LINE; |
03a8a07d AK |
214 | } |
215 | ||
241913fe | 216 | lp->extents = lv->le_count - lp->extents; |
03a8a07d AK |
217 | } |
218 | ||
241913fe | 219 | if (!lp->extents) { |
03a8a07d | 220 | log_error("New size of 0 not permitted"); |
7f0dc9c4 | 221 | return EINVALID_CMD_LINE; |
03a8a07d AK |
222 | } |
223 | ||
241913fe | 224 | if (lp->extents == lv->le_count) { |
03a8a07d | 225 | log_error("New size (%d extents) matches existing size " |
241913fe | 226 | "(%d extents)", lp->extents, lv->le_count); |
7f0dc9c4 | 227 | return EINVALID_CMD_LINE; |
03a8a07d AK |
228 | } |
229 | ||
241913fe | 230 | seg_size = lp->extents - lv->le_count; |
25b73380 | 231 | |
1832f310 AK |
232 | /* Use segment type of last segment */ |
233 | list_iterate_items(seg, &lv->segments) { | |
241913fe | 234 | lp->segtype = seg->segtype; |
1832f310 AK |
235 | } |
236 | ||
237 | /* FIXME Support LVs with mixed segment types */ | |
241913fe AK |
238 | if (lp->segtype != (struct segment_type *) arg_ptr_value(cmd, type_ARG, |
239 | lp->segtype)) { | |
240 | log_error("VolumeType does not match (%s)", lp->segtype->name); | |
7f0dc9c4 | 241 | return EINVALID_CMD_LINE; |
1832f310 AK |
242 | } |
243 | ||
52dc2139 | 244 | /* If extending, find stripes, stripesize & size of last segment */ |
241913fe AK |
245 | if ((lp->extents > lv->le_count) && |
246 | !(lp->stripes == 1 || (lp->stripes > 1 && lp->stripe_size))) { | |
f2b7349e | 247 | list_iterate_items(seg, &lv->segments) { |
1832f310 AK |
248 | if (!(seg->segtype->flags & SEG_AREAS_STRIPED)) |
249 | continue; | |
b8c919b4 | 250 | |
579944d3 | 251 | sz = seg->stripe_size; |
b8c919b4 | 252 | str = seg->area_count; |
52dc2139 | 253 | |
da4e57f2 | 254 | if ((seg_stripesize && seg_stripesize != sz |
241913fe AK |
255 | && !lp->stripe_size) || |
256 | (seg_stripes && seg_stripes != str && !lp->stripes)) { | |
52dc2139 AK |
257 | log_error("Please specify number of " |
258 | "stripes (-i) and stripesize (-I)"); | |
7f0dc9c4 | 259 | return EINVALID_CMD_LINE; |
52dc2139 AK |
260 | } |
261 | ||
262 | seg_stripesize = sz; | |
263 | seg_stripes = str; | |
264 | } | |
265 | ||
241913fe AK |
266 | if (!lp->stripes) |
267 | lp->stripes = seg_stripes; | |
52dc2139 | 268 | |
241913fe | 269 | if (!lp->stripe_size && lp->stripes > 1) { |
25b73380 AK |
270 | if (seg_stripesize) { |
271 | log_print("Using stripesize of last segment " | |
272 | "%dKB", seg_stripesize / 2); | |
241913fe | 273 | lp->stripe_size = seg_stripesize; |
25b73380 | 274 | } else { |
7f0dc9c4 AK |
275 | lp->stripe_size = |
276 | find_config_int(cmd->cft->root, | |
8ef2b021 | 277 | "metadata/stripesize", |
8ef2b021 | 278 | DEFAULT_STRIPESIZE) * 2; |
25b73380 | 279 | log_print("Using default stripesize %dKB", |
241913fe | 280 | lp->stripe_size / 2); |
25b73380 AK |
281 | } |
282 | } | |
52dc2139 AK |
283 | } |
284 | ||
285 | /* If reducing, find stripes, stripesize & size of last segment */ | |
241913fe | 286 | if (lp->extents < lv->le_count) { |
25b73380 | 287 | extents_used = 0; |
52dc2139 | 288 | |
241913fe | 289 | if (lp->stripes || lp->stripe_size) |
52dc2139 AK |
290 | log_error("Ignoring stripes and stripesize arguments " |
291 | "when reducing"); | |
52dc2139 | 292 | |
f2b7349e | 293 | list_iterate_items(seg, &lv->segments) { |
579944d3 AK |
294 | seg_extents = seg->len; |
295 | ||
4922197a | 296 | if (seg->segtype->flags & SEG_AREAS_STRIPED) { |
b8c919b4 AK |
297 | seg_stripesize = seg->stripe_size; |
298 | seg_stripes = seg->area_count; | |
299 | } | |
52dc2139 | 300 | |
241913fe | 301 | if (lp->extents <= extents_used + seg_extents) |
52dc2139 AK |
302 | break; |
303 | ||
304 | extents_used += seg_extents; | |
305 | } | |
306 | ||
241913fe AK |
307 | seg_size = lp->extents - extents_used; |
308 | lp->stripe_size = seg_stripesize; | |
309 | lp->stripes = seg_stripes; | |
52dc2139 AK |
310 | } |
311 | ||
241913fe | 312 | if (lp->stripes > 1 && !lp->stripe_size) { |
25b73380 | 313 | log_error("Stripesize for striped segment should not be 0!"); |
7f0dc9c4 | 314 | return EINVALID_CMD_LINE; |
d4e5f63e | 315 | } |
5a52dca9 | 316 | |
241913fe AK |
317 | if ((lp->stripes > 1)) { |
318 | if (!(stripesize_extents = lp->stripe_size / vg->extent_size)) | |
d4e5f63e AK |
319 | stripesize_extents = 1; |
320 | ||
241913fe | 321 | if ((size_rest = seg_size % (lp->stripes * stripesize_extents))) { |
d4e5f63e AK |
322 | log_print("Rounding size (%d extents) down to stripe " |
323 | "boundary size for segment (%d extents)", | |
241913fe AK |
324 | lp->extents, lp->extents - size_rest); |
325 | lp->extents = lp->extents - size_rest; | |
d4e5f63e | 326 | } |
da4e57f2 | 327 | } |
52dc2139 | 328 | |
241913fe | 329 | if (lp->extents == lv->le_count) { |
52dc2139 | 330 | log_error("New size (%d extents) matches existing size " |
241913fe | 331 | "(%d extents)", lp->extents, lv->le_count); |
7f0dc9c4 | 332 | return EINVALID_CMD_LINE; |
52dc2139 AK |
333 | } |
334 | ||
241913fe AK |
335 | if (lp->extents < lv->le_count) { |
336 | if (lp->resize == LV_EXTEND) { | |
03a8a07d AK |
337 | log_error("New size given (%d extents) not larger " |
338 | "than existing size (%d extents)", | |
241913fe | 339 | lp->extents, lv->le_count); |
7f0dc9c4 | 340 | return EINVALID_CMD_LINE; |
03a8a07d | 341 | } else |
241913fe | 342 | lp->resize = LV_REDUCE; |
03a8a07d AK |
343 | } |
344 | ||
241913fe AK |
345 | if (lp->extents > lv->le_count) { |
346 | if (lp->resize == LV_REDUCE) { | |
03a8a07d | 347 | log_error("New size given (%d extents) not less than " |
241913fe | 348 | "existing size (%d extents)", lp->extents, |
03a8a07d | 349 | lv->le_count); |
7f0dc9c4 | 350 | return EINVALID_CMD_LINE; |
03a8a07d | 351 | } else |
241913fe | 352 | lp->resize = LV_EXTEND; |
03a8a07d AK |
353 | } |
354 | ||
241913fe AK |
355 | if (lp->resize == LV_REDUCE) { |
356 | if (lp->argc) | |
03a8a07d | 357 | log_print("Ignoring PVs on command line when reducing"); |
1a9ea74d | 358 | } else if (!(pvh = lp->argc ? create_pv_list(cmd->mem, vg, lp->argc, |
eabaa339 | 359 | lp->argv, 1) : &vg->pvs)) { |
1a9ea74d AK |
360 | stack; |
361 | return ECMD_FAILED; | |
362 | } | |
03a8a07d | 363 | |
1a9ea74d | 364 | if (lp->resize == LV_REDUCE || lp->resizefs) { |
25b73380 AK |
365 | memset(&info, 0, sizeof(info)); |
366 | ||
e9c761b8 | 367 | if (!lv_info(lv, &info, 1) && driver_version(NULL, 0)) { |
25b73380 | 368 | log_error("lv_info failed: aborting"); |
7f0dc9c4 | 369 | return ECMD_FAILED; |
41967a02 AK |
370 | } |
371 | ||
1a9ea74d AK |
372 | if (lp->resizefs && !info.exists) { |
373 | log_error("Logical volume %s must be activated " | |
374 | "before resizing filesystem", lp->lv_name); | |
375 | return ECMD_FAILED; | |
376 | } | |
377 | ||
378 | if (info.exists && !lp->resizefs && (lp->resize == LV_REDUCE)) { | |
03a8a07d | 379 | log_print("WARNING: Reducing active%s logical volume " |
41967a02 | 380 | "to %s", info.open_count ? " and open" : "", |
241913fe | 381 | display_size(cmd, (uint64_t) lp->extents * |
30bab85b | 382 | vg->extent_size, |
4c64ed4c | 383 | SIZE_SHORT)); |
03a8a07d AK |
384 | |
385 | log_print("THIS MAY DESTROY YOUR DATA " | |
386 | "(filesystem etc.)"); | |
03a8a07d | 387 | |
1a9ea74d AK |
388 | if (!arg_count(cmd, force_ARG)) { |
389 | if (yes_no_prompt("Do you really want to " | |
390 | "reduce %s? [y/n]: ", | |
391 | lp->lv_name) == 'n') { | |
392 | log_print("Logical volume %s NOT " | |
393 | "reduced", lp->lv_name); | |
394 | return ECMD_FAILED; | |
395 | } | |
03a8a07d AK |
396 | } |
397 | } | |
1a9ea74d | 398 | } |
03a8a07d | 399 | |
1a9ea74d AK |
400 | if (lp->resizefs) { |
401 | if (lvm_snprintf(lv_path, PATH_MAX, "%s%s/%s", cmd->dev_dir, | |
402 | lp->vg_name, lp->lv_name) < 0) { | |
403 | log_error("Couldn't create LV path for %s", | |
404 | lp->lv_name); | |
7f0dc9c4 | 405 | return ECMD_FAILED; |
241913fe | 406 | } |
614a4508 | 407 | |
1a9ea74d AK |
408 | if (lvm_snprintf(size_buf, SIZE_BUF, "%" PRIu64, |
409 | (uint64_t) lp->extents * vg->extent_size / 2) | |
410 | < 0) { | |
411 | log_error("Couldn't generate new LV size string"); | |
7f0dc9c4 | 412 | return ECMD_FAILED; |
1a9ea74d | 413 | } |
03a8a07d | 414 | |
1a9ea74d AK |
415 | if (!lp->nofsck) { |
416 | if (!exec_cmd("fsadm", "check", lv_path, NULL)) { | |
417 | stack; | |
418 | return ECMD_FAILED; | |
419 | } | |
8ef2b021 AK |
420 | } |
421 | ||
1a9ea74d AK |
422 | if (lp->resize == LV_REDUCE) { |
423 | if (!exec_cmd("fsadm", "resize", lv_path, size_buf)) { | |
424 | stack; | |
425 | return ECMD_FAILED; | |
426 | } | |
241913fe | 427 | } |
1a9ea74d | 428 | } |
614a4508 | 429 | |
1a9ea74d AK |
430 | if (!archive(vg)) { |
431 | stack; | |
432 | return ECMD_FAILED; | |
433 | } | |
03a8a07d | 434 | |
1a9ea74d AK |
435 | log_print("%sing logical volume %s to %s", |
436 | (lp->resize == LV_REDUCE) ? "Reduc" : "Extend", | |
437 | lp->lv_name, | |
438 | display_size(cmd, (uint64_t) lp->extents * vg->extent_size, | |
439 | SIZE_SHORT)); | |
440 | ||
441 | if (lp->resize == LV_REDUCE) { | |
442 | if (!lv_reduce(vg->fid, lv, lv->le_count - lp->extents)) { | |
7f0dc9c4 AK |
443 | stack; |
444 | return ECMD_FAILED; | |
241913fe | 445 | } |
1a9ea74d AK |
446 | } else if (!lv_extend(vg->fid, lv, lp->segtype, lp->stripes, |
447 | lp->stripe_size, 0u, | |
448 | lp->extents - lv->le_count, | |
449 | NULL, 0u, 0u, pvh, alloc)) { | |
450 | stack; | |
451 | return ECMD_FAILED; | |
03a8a07d AK |
452 | } |
453 | ||
03a8a07d | 454 | /* store vg on disk(s) */ |
25b73380 | 455 | if (!vg_write(vg)) { |
914c9723 | 456 | stack; |
7f0dc9c4 | 457 | return ECMD_FAILED; |
cc8b2cd7 | 458 | } |
03a8a07d | 459 | |
6fda126d | 460 | backup(vg); |
cc219483 | 461 | |
914c9723 AK |
462 | /* If snapshot, must suspend all associated devices */ |
463 | if ((snap = find_cow(lv))) | |
464 | lock_lvid = snap->origin->lvid.s; | |
465 | else | |
466 | lock_lvid = lv->lvid.s; | |
467 | ||
23289e6d | 468 | if (!suspend_lv(cmd, lock_lvid)) { |
241913fe | 469 | log_error("Failed to suspend %s", lp->lv_name); |
914c9723 | 470 | vg_revert(vg); |
7f0dc9c4 | 471 | return ECMD_FAILED; |
914c9723 AK |
472 | } |
473 | ||
474 | if (!vg_commit(vg)) { | |
475 | stack; | |
23289e6d | 476 | resume_lv(cmd, lock_lvid); |
7f0dc9c4 | 477 | return ECMD_FAILED; |
914c9723 AK |
478 | } |
479 | ||
23289e6d | 480 | if (!resume_lv(cmd, lock_lvid)) { |
241913fe | 481 | log_error("Problem reactivating %s", lp->lv_name); |
7f0dc9c4 | 482 | return ECMD_FAILED; |
cc8b2cd7 | 483 | } |
03a8a07d | 484 | |
241913fe | 485 | log_print("Logical volume %s successfully resized", lp->lv_name); |
03a8a07d | 486 | |
1a9ea74d AK |
487 | if (lp->resizefs && (lp->resize == LV_EXTEND)) { |
488 | if (!exec_cmd("fsadm", "resize", lv_path, size_buf)) { | |
489 | stack; | |
490 | return ECMD_FAILED; | |
491 | } | |
492 | } | |
493 | ||
cfb7bfc7 | 494 | return ECMD_PROCESSED; |
03a8a07d | 495 | } |
241913fe AK |
496 | |
497 | int lvresize(struct cmd_context *cmd, int argc, char **argv) | |
498 | { | |
499 | struct lvresize_params lp; | |
500 | int r; | |
501 | ||
502 | memset(&lp, 0, sizeof(lp)); | |
503 | ||
504 | if (!_read_params(cmd, argc, argv, &lp)) | |
505 | return EINVALID_CMD_LINE; | |
506 | ||
507 | log_verbose("Finding volume group %s", lp.vg_name); | |
508 | if (!lock_vol(cmd, lp.vg_name, LCK_VG_WRITE)) { | |
509 | log_error("Can't get lock for %s", lp.vg_name); | |
510 | return ECMD_FAILED; | |
511 | } | |
512 | ||
513 | if (!(r = _lvresize(cmd, &lp))) | |
514 | stack; | |
515 | ||
516 | unlock_vg(cmd, lp.vg_name); | |
517 | ||
518 | return r; | |
519 | } |