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cleanup: rename _name, _lv and _size

Browse Source 
Use some standard names for lv char * names, logical_volume * lv
and sizes internally.
This commit is contained in:
Zdenek Kabelac 2014-10-07 10:43:47 +02:00
parent 62802ddae0
commit 27ff61d012
5 changed files with 174 additions and 174 deletions
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120
lib/metadata/lv_manip.c
View File

@ -6555,7 +6555,7 @@ static struct logical_volume *_lv_create_an_lv(struct volume_group *vg,
struct cmd_context *cmd = vg->cmd;
uint32_t size_rest;
uint64_t status = UINT64_C(0);
struct logical_volume *lv, *org = NULL;
struct logical_volume *lv, *origin_lv = NULL;
struct logical_volume *pool_lv;
struct logical_volume *tmp_lv;
const char *thin_name = NULL;
@ -6639,14 +6639,14 @@ static struct logical_volume *_lv_create_an_lv(struct volume_group *vg,
status |= lp->permission | VISIBLE_LV;
if (seg_is_cache(lp)) {
if (!lp->pool) {
if (!lp->pool_name) {
log_error(INTERNAL_ERROR "Cannot create cached volume without cache pool.");
return NULL;
}
/* We have the cache_pool, create the origin with cache */
if (!(pool_lv = find_lv(vg, lp->pool))) {
if (!(pool_lv = find_lv(vg, lp->pool_name))) {
log_error("Couldn't find cache pool volume %s in "
"volume group %s.", lp->pool, vg->name);
"volume group %s.", lp->pool_name, vg->name);
return NULL;
}
@ -6663,22 +6663,22 @@ static struct logical_volume *_lv_create_an_lv(struct volume_group *vg,
if (!(lp->segtype = get_segtype_from_string(vg->cmd, "striped")))
return_0;
} else if (seg_is_thin(lp) && lp->snapshot) {
if (!lp->origin) {
if (!lp->origin_name) {
log_error(INTERNAL_ERROR "Origin LV is not defined.");
return 0;
}
if (!(org = find_lv(vg, lp->origin))) {
if (!(origin_lv = find_lv(vg, lp->origin_name))) {
log_error("Couldn't find origin volume '%s'.",
lp->origin);
lp->origin_name);
return NULL;
}
if (lv_is_locked(org)) {
if (lv_is_locked(origin_lv)) {
log_error("Snapshots of locked devices are not supported.");
return NULL;
}
lp->voriginextents = org->le_count;
lp->voriginextents = origin_lv->le_count;
} else if (lp->snapshot) {
if (!activation()) {
log_error("Can't create snapshot without using "
@ -6691,51 +6691,51 @@ static struct logical_volume *_lv_create_an_lv(struct volume_group *vg,
if (!lp->voriginsize) {
if (!(org = find_lv(vg, lp->origin))) {
if (!(origin_lv = find_lv(vg, lp->origin_name))) {
log_error("Couldn't find origin volume '%s'.",
lp->origin);
lp->origin_name);
return NULL;
}
if (lv_is_virtual_origin(org)) {
if (lv_is_virtual_origin(origin_lv)) {
log_error("Can't share virtual origins. "
"Use --virtualsize.");
return NULL;
}
if (lv_is_cow(org)) {
if (lv_is_cow(origin_lv)) {
log_error("Snapshots of snapshots are not "
"supported yet.");
return NULL;
}
if (lv_is_locked(org)) {
if (lv_is_locked(origin_lv)) {
log_error("Snapshots of locked devices are not "
"supported yet");
return NULL;
}
if (lv_is_merging_origin(org)) {
if (lv_is_merging_origin(origin_lv)) {
log_error("Snapshots of an origin that has a "
"merging snapshot is not supported");
return NULL;
}
if (lv_is_thin_type(org) && !lv_is_thin_volume(org)) {
if (lv_is_thin_type(origin_lv) && !lv_is_thin_volume(origin_lv)) {
log_error("Snapshots of thin pool %sdevices "
"are not supported.",
lv_is_thin_pool_data(org) ? "data " :
lv_is_thin_pool_metadata(org) ?
lv_is_thin_pool_data(origin_lv) ? "data " :
lv_is_thin_pool_metadata(origin_lv) ?
"metadata " : "");
return NULL;
}
if (lv_is_mirror_type(org)) {
if (lv_is_mirror_type(origin_lv)) {
log_warn("WARNING: Snapshots of mirrors can deadlock under rare device failures.");
log_warn("WARNING: Consider using the raid1 mirror type to avoid this.");
log_warn("WARNING: See global/mirror_segtype_default in lvm.conf.");
}
if (vg_is_clustered(vg) && lv_is_active(org) &&
!lv_is_active_exclusive_locally(org)) {
if (vg_is_clustered(vg) && lv_is_active(origin_lv) &&
!lv_is_active_exclusive_locally(origin_lv)) {
log_error("%s must be active exclusively to"
" create snapshot", org->name);
" create snapshot", origin_lv->name);
return NULL;
}
}
@ -6807,14 +6807,14 @@ static struct logical_volume *_lv_create_an_lv(struct volume_group *vg,
if (seg_is_thin_volume(lp)) {
/* Ensure all stacked messages are submitted */
if (!lp->pool) {
if (!lp->pool_name) {
log_error(INTERNAL_ERROR "Undefined pool for thin volume segment.");
return NULL;
}
if (!(pool_lv = find_lv(vg, lp->pool))) {
if (!(pool_lv = find_lv(vg, lp->pool_name))) {
log_error("Unable to find existing pool LV %s in VG %s.",
lp->pool, vg->name);
lp->pool_name, vg->name);
return NULL;
}
@ -6823,11 +6823,11 @@ static struct logical_volume *_lv_create_an_lv(struct volume_group *vg,
return_NULL;
/* For thin snapshot we must have matching pool */
if (org && lv_is_thin_volume(org) && (!lp->pool ||
(strcmp(first_seg(org)->pool_lv->name, lp->pool) == 0)))
thin_name = org->name;
if (origin_lv && lv_is_thin_volume(origin_lv) && (!lp->pool_name ||
(strcmp(first_seg(origin_lv)->pool_lv->name, lp->pool_name) == 0)))
thin_name = origin_lv->name;
else
thin_name = lp->pool;
thin_name = lp->pool_name;
}
if (segtype_is_mirrored(lp->segtype) || segtype_is_raid(lp->segtype)) {
@ -6867,7 +6867,7 @@ static struct logical_volume *_lv_create_an_lv(struct volume_group *vg,
if (!lv_extend(lv, lp->segtype,
lp->stripes, lp->stripe_size,
lp->mirrors,
seg_is_pool(lp) ? lp->poolmetadataextents : lp->region_size,
seg_is_pool(lp) ? lp->pool_metadata_extents : lp->region_size,
seg_is_thin_volume(lp) ? lp->voriginextents : lp->extents,
thin_name, lp->pvh, lp->alloc, lp->approx_alloc))
return_NULL;
@ -6900,18 +6900,18 @@ static struct logical_volume *_lv_create_an_lv(struct volume_group *vg,
* Check if using 'external origin' or the 'normal' snapshot
* within the same thin pool
*/
if (lp->snapshot && (first_seg(org)->pool_lv != pool_lv)) {
if (!pool_supports_external_origin(first_seg(pool_lv), org))
if (lp->snapshot && (first_seg(origin_lv)->pool_lv != pool_lv)) {
if (!pool_supports_external_origin(first_seg(pool_lv), origin_lv))
return_0;
if (org->status & LVM_WRITE) {
if (origin_lv->status & LVM_WRITE) {
log_error("Cannot use writable LV as the external origin.");
return 0; // TODO conversion for inactive
}
if (lv_is_active(org) && !lv_is_external_origin(org)) {
if (lv_is_active(origin_lv) && !lv_is_external_origin(origin_lv)) {
log_error("Cannot use active LV for the external origin.");
return 0; // We can't be sure device is read-only
}
if (!attach_thin_external_origin(first_seg(lv), org))
if (!attach_thin_external_origin(first_seg(lv), origin_lv))
return_NULL;
}
@ -6953,18 +6953,18 @@ static struct logical_volume *_lv_create_an_lv(struct volume_group *vg,
* Either we have origin or pool and created cache origin LV
*/
if (lp->cache &&
(lp->origin || (lp->pool && !lv_is_cache_pool(lv)))) {
if (lp->origin) {
if (!(org = find_lv(vg, lp->origin)))
(lp->origin_name || (lp->pool_name && !lv_is_cache_pool(lv)))) {
if (lp->origin_name) {
if (!(origin_lv = find_lv(vg, lp->origin_name)))
goto deactivate_and_revert_new_lv;
pool_lv = lv; /* Cache pool is created */
} else if (lp->pool) {
if (!(pool_lv = find_lv(vg, lp->pool)))
} else if (lp->pool_name) {
if (!(pool_lv = find_lv(vg, lp->pool_name)))
goto deactivate_and_revert_new_lv;
org = lv; /* Cached origin is created */
origin_lv = lv; /* Cached origin is created */
}
if (!(tmp_lv = lv_cache_create(pool_lv, org)))
if (!(tmp_lv = lv_cache_create(pool_lv, origin_lv)))
goto deactivate_and_revert_new_lv;
/* From here we cannot deactive_and_revert! */
@ -6976,7 +6976,7 @@ static struct logical_volume *_lv_create_an_lv(struct volume_group *vg,
* There is no such problem with cache pool
* since it cannot be activated.
*/
if (lp->origin && lv_is_active(lv)) {
if (lp->origin_name && lv_is_active(lv)) {
if (!is_change_activating(lp->activate)) {
/* User requested to create inactive cached volume */
if (deactivate_lv(cmd, lv)) {
@ -7023,19 +7023,19 @@ static struct logical_volume *_lv_create_an_lv(struct volume_group *vg,
if (lv_is_thin_volume(lv)) {
/* For snapshot, suspend active thin origin first */
if (org && lv_is_active(org) && lv_is_thin_volume(org)) {
if (!suspend_lv_origin(cmd, org)) {
if (origin_lv && lv_is_active(origin_lv) && lv_is_thin_volume(origin_lv)) {
if (!suspend_lv_origin(cmd, origin_lv)) {
log_error("Failed to suspend thin snapshot origin %s/%s.",
org->vg->name, org->name);
origin_lv->vg->name, origin_lv->name);
goto revert_new_lv;
}
if (!resume_lv_origin(cmd, org)) { /* deptree updates thin-pool */
if (!resume_lv_origin(cmd, origin_lv)) { /* deptree updates thin-pool */
log_error("Failed to resume thin snapshot origin %s/%s.",
org->vg->name, org->name);
origin_lv->vg->name, origin_lv->name);
goto revert_new_lv;
}
/* At this point remove pool messages, snapshot is active */
if (!update_pool_lv(first_seg(org)->pool_lv, 0)) {
if (!update_pool_lv(first_seg(origin_lv)->pool_lv, 0)) {
stack;
goto revert_new_lv;
}
@ -7104,7 +7104,7 @@ static struct logical_volume *_lv_create_an_lv(struct volume_group *vg,
* if origin is real (not virtual) inactive device.
*/
if ((vg_is_clustered(vg) ||
(!lp->voriginsize && !lv_is_active(org))) &&
(!lp->voriginsize && !lv_is_active(origin_lv))) &&
!deactivate_lv(cmd, lv)) {
log_error("Aborting. Couldn't deactivate snapshot "
"COW area. Manual intervention required.");
@ -7113,13 +7113,13 @@ static struct logical_volume *_lv_create_an_lv(struct volume_group *vg,
/* A virtual origin must be activated explicitly. */
if (lp->voriginsize &&
(!(org = _create_virtual_origin(cmd, vg, lv->name,
(!(origin_lv = _create_virtual_origin(cmd, vg, lv->name,
lp->permission,
lp->voriginextents)) ||
!activate_lv_excl(cmd, org))) {
!activate_lv_excl(cmd, origin_lv))) {
log_error("Couldn't create virtual origin for LV %s",
lv->name);
if (org && !lv_remove(org))
if (origin_lv && !lv_remove(origin_lv))
stack;
goto deactivate_and_revert_new_lv;
}
@ -7128,14 +7128,14 @@ static struct logical_volume *_lv_create_an_lv(struct volume_group *vg,
* COW LV is activated via implicit activation of origin LV
* Only the snapshot origin holds the LV lock in cluster
*/
if (!vg_add_snapshot(org, lv, NULL,
org->le_count, lp->chunk_size)) {
if (!vg_add_snapshot(origin_lv, lv, NULL,
origin_lv->le_count, lp->chunk_size)) {
log_error("Couldn't create snapshot.");
goto deactivate_and_revert_new_lv;
}
/* store vg on disk(s) */
if (!lv_update_and_reload(org))
if (!lv_update_and_reload(origin_lv))
return_0;
}
@ -7172,13 +7172,13 @@ struct logical_volume *lv_create_single(struct volume_group *vg,
!(lp->segtype = get_segtype_from_string(vg->cmd, "thin-pool")))
return_NULL;
if (!(lv = _lv_create_an_lv(vg, lp, lp->pool)))
if (!(lv = _lv_create_an_lv(vg, lp, lp->pool_name)))
return_NULL;
if (!lp->thin && !lp->snapshot)
goto out;
lp->pool = lv->name;
lp->pool_name = lv->name;
if (!(lp->segtype = get_segtype_from_string(vg->cmd, "thin")))
return_NULL;
@ -7188,7 +7188,7 @@ struct logical_volume *lv_create_single(struct volume_group *vg,
"cache-pool")))
return_NULL;
if (!(lv = _lv_create_an_lv(vg, lp, lp->pool)))
if (!(lv = _lv_create_an_lv(vg, lp, lp->pool_name)))
return_NULL;
if (lv_is_cache(lv)) {
@ -7201,7 +7201,7 @@ struct logical_volume *lv_create_single(struct volume_group *vg,
if (!lp->cache)
goto out;
lp->pool = lv->name;
lp->pool_name = lv->name;
log_error("Creation of cache pool and cached volume in one command is not yet supported.");
return NULL;
}

10
lib/metadata/metadata-exported.h
View File

@ -811,7 +811,7 @@ struct lvcreate_params {
int32_t minor; /* all */
int log_count; /* mirror */
int nosync; /* mirror */
int poolmetadataspare; /* thin pool */
int pool_metadata_spare; /* pools */
int temporary; /* temporary LV */
#define ACTIVATION_SKIP_SET 0x01 /* request to set LV activation skip flag state */
#define ACTIVATION_SKIP_SET_ENABLED 0x02 /* set the LV activation skip flag state to 'enabled' */
@ -823,10 +823,10 @@ struct lvcreate_params {
#define THIN_CHUNK_SIZE_CALC_METHOD_PERFORMANCE 0x02
int thin_chunk_size_calc_policy;
const char *origin; /* snap */
const char *pool; /* thin */
const char *vg_name; /* only-used when VG is not yet opened (in /tools) */
const char *lv_name; /* all */
const char *origin_name; /* snap */
const char *pool_name; /* thin */
/* Keep args given by the user on command line */
/* FIXME: create some more universal solution here */
@ -855,8 +855,8 @@ struct lvcreate_params {
uint32_t extents; /* all */
uint32_t voriginextents; /* snapshot */
uint64_t voriginsize; /* snapshot */
uint32_t poolmetadataextents; /* thin pool */
uint64_t poolmetadatasize; /* thin pool */
uint32_t pool_metadata_extents; /* pools */
uint64_t pool_metadata_size; /* pools */
struct dm_list *pvh; /* all */
uint32_t permission; /* all */

32
liblvm/lvm_lv.c
View File

@ -496,35 +496,35 @@ lv_t lvm_lv_snapshot(const lv_t lv, const char *snap_name,
/* Set defaults for thin pool specific LV parameters */
static int _lv_set_pool_params(struct lvcreate_params *lp,
vg_t vg, const char *pool,
vg_t vg, const char *pool_name,
uint64_t extents, uint64_t meta_size)
{
_lv_set_default_params(lp, vg, NULL, extents);
lp->pool = pool;
lp->pool_name = pool_name;
lp->create_pool = 1;
lp->segtype = get_segtype_from_string(vg->cmd, "thin-pool");
lp->stripes = 1;
if (!meta_size) {
lp->poolmetadatasize = extents * vg->extent_size /
lp->pool_metadata_size = extents * vg->extent_size /
(lp->chunk_size * (SECTOR_SIZE / 64));
while ((lp->poolmetadatasize >
while ((lp->pool_metadata_size >
(2 * DEFAULT_THIN_POOL_OPTIMAL_SIZE / SECTOR_SIZE)) &&
lp->chunk_size < DM_THIN_MAX_DATA_BLOCK_SIZE) {
lp->chunk_size <<= 1;
lp->poolmetadatasize >>= 1;
lp->pool_metadata_size >>= 1;
}
} else
lp->poolmetadatasize = meta_size;
lp->pool_metadata_size = meta_size;
if (lp->poolmetadatasize % vg->extent_size)
lp->poolmetadatasize +=
vg->extent_size - lp->poolmetadatasize % vg->extent_size;
if (lp->pool_metadata_size % vg->extent_size)
lp->pool_metadata_size +=
vg->extent_size - lp->pool_metadata_size % vg->extent_size;
if (!(lp->poolmetadataextents =
extents_from_size(vg->cmd, lp->poolmetadatasize / SECTOR_SIZE,
if (!(lp->pool_metadata_extents =
extents_from_size(vg->cmd, lp->pool_metadata_size / SECTOR_SIZE,
vg->extent_size)))
return_0;
@ -605,14 +605,14 @@ lv_create_params_t lvm_lv_params_create_thin_pool(vg_t vg,
/* Set defaults for thin LV specific parameters */
static int _lv_set_thin_params(struct lvcreate_params *lp,
vg_t vg, const char *pool,
vg_t vg, const char *pool_name,
const char *lvname,
uint64_t extents)
{
_lv_set_default_params(lp, vg, lvname, extents);
lp->thin = 1;
lp->pool = pool;
lp->pool_name = pool_name;
lp->segtype = get_segtype_from_string(vg->cmd, "thin");
lp->voriginsize = extents * vg->extent_size;
@ -674,11 +674,11 @@ static lv_create_params_t _lvm_lv_params_create_snapshot(const lv_t lv,
return NULL;
}
lvcp->lvp.pool = first_seg(lv)->pool_lv->name;
lvcp->lvp.pool_name = first_seg(lv)->pool_lv->name;
}
lvcp->lvp.stripes = 1;
lvcp->lvp.origin = lv->name;
lvcp->lvp.origin_name = lv->name;
lvcp->magic = LV_CREATE_PARAMS_MAGIC;
}
@ -797,7 +797,7 @@ static lv_t _lvm_lv_create(lv_create_params_t params)
* pool is.
*/
if (!(lvl = find_lv_in_vg(params->vg,
(params->lvp.lv_name) ? params->lvp.lv_name : params->lvp.pool)))
(params->lvp.lv_name) ? params->lvp.lv_name : params->lvp.pool_name)))
return_NULL;
return (lv_t) lvl->lv;
}

52
tools/lvconvert.c
View File

@ -67,10 +67,10 @@ struct lvconvert_params {
int passed_args;
uint64_t pool_metadata_size;
const char *origin_lv_name;
const char *pool_data_lv_name;
const char *origin_name;
const char *pool_data_name;
struct logical_volume *pool_data_lv;
const char *pool_metadata_lv_name;
const char *pool_metadata_name;
struct logical_volume *pool_metadata_lv;
thin_discards_t discards;
};
@ -126,13 +126,13 @@ static int _lvconvert_name_params(struct lvconvert_params *lp,
(*pargv)++, (*pargc)--;
}
if (!validate_lvname_param(cmd, &lp->vg_name, &lp->pool_metadata_lv_name))
if (!validate_lvname_param(cmd, &lp->vg_name, &lp->pool_metadata_name))
return_0;
if (!validate_lvname_param(cmd, &lp->vg_name, &lp->pool_data_lv_name))
if (!validate_lvname_param(cmd, &lp->vg_name, &lp->pool_data_name))
return_0;
if (!validate_lvname_param(cmd, &lp->vg_name, &lp->origin_lv_name))
if (!validate_lvname_param(cmd, &lp->vg_name, &lp->origin_name))
return_0;
if (!validate_lvname_param(cmd, &lp->vg_name, &lp->lv_split_name))
@ -188,7 +188,7 @@ static int _lvconvert_name_params(struct lvconvert_params *lp,
log_error("Too many arguments provided with --uncache.");
return 0;
}
if (lp->pool_data_lv_name && lp->pool_metadata_lv_name) {
if (lp->pool_data_name && lp->pool_metadata_name) {
log_error("Too many arguments provided for pool.");
return 0;
}
@ -236,7 +236,7 @@ static int _read_pool_params(struct lvconvert_params *lp, struct cmd_context *cm
int cachepool = 0;
int thinpool = 0;
if ((lp->pool_data_lv_name = arg_str_value(cmd, cachepool_ARG, NULL))) {
if ((lp->pool_data_name = arg_str_value(cmd, cachepool_ARG, NULL))) {
if (type_str[0] &&
strcmp(type_str, "cache") &&
strcmp(type_str, "cache-pool")) {
@ -248,7 +248,7 @@ static int _read_pool_params(struct lvconvert_params *lp, struct cmd_context *cm
type_str = "cache-pool";
} else if (!strcmp(type_str, "cache-pool"))
cachepool = 1;
else if ((lp->pool_data_lv_name = arg_str_value(cmd, thinpool_ARG, NULL))) {
else if ((lp->pool_data_name = arg_str_value(cmd, thinpool_ARG, NULL))) {
if (type_str[0] &&
strcmp(type_str, "thin") &&
strcmp(type_str, "thin-pool")) {
@ -280,7 +280,7 @@ static int _read_pool_params(struct lvconvert_params *lp, struct cmd_context *cm
if (thinpool) {
lp->discards = (thin_discards_t) arg_uint_value(cmd, discards_ARG, THIN_DISCARDS_PASSDOWN);
lp->origin_lv_name = arg_str_value(cmd, originname_ARG, NULL);
lp->origin_name = arg_str_value(cmd, originname_ARG, NULL);
} else {
if (arg_from_list_is_set(cmd, "is valid only with thin pools",
discards_ARG, originname_ARG, thinpool_ARG,
@ -308,23 +308,23 @@ static int _read_pool_params(struct lvconvert_params *lp, struct cmd_context *cm
&lp->zero))
return_0;
if ((lp->pool_metadata_lv_name = arg_str_value(cmd, poolmetadata_ARG, NULL)) &&
if ((lp->pool_metadata_name = arg_str_value(cmd, poolmetadata_ARG, NULL)) &&
arg_from_list_is_set(cmd, "is invalid with --poolmetadata",
stripesize_ARG, stripes_long_ARG,
readahead_ARG, -1))
return_0;
if (!lp->pool_data_lv_name) {
if (!lp->pool_data_name) {
if (!*pargc) {
log_error("Please specify the pool data LV.");
return 0;
}
lp->pool_data_lv_name = (*pargv)[0];
lp->pool_data_name = (*pargv)[0];
(*pargv)++, (*pargc)--;
}
if (!lp->thin && !lp->cache)
lp->lv_name_full = lp->pool_data_lv_name;
lp->lv_name_full = lp->pool_data_name;
/* Hmm _read_activation_params */
lp->read_ahead = arg_uint_value(cmd, readahead_ARG,
@ -528,7 +528,7 @@ static int _read_params(struct lvconvert_params *lp, struct cmd_context *cmd,
log_error("Please provide logical volume path for snapshot origin.");
return 0;
}
lp->origin_lv_name = argv[0];
lp->origin_name = argv[0];
argv++, argc--;
if (arg_count(cmd, regionsize_ARG)) {
@ -2164,9 +2164,9 @@ static int _lvconvert_snapshot(struct cmd_context *cmd,
return 0;
}
if (!(org = find_lv(lv->vg, lp->origin_lv_name))) {
if (!(org = find_lv(lv->vg, lp->origin_name))) {
log_error("Couldn't find origin volume %s in Volume group %s.",
lp->origin_lv_name, lv->vg->name);
lp->origin_name, lv->vg->name);
return 0;
}
@ -2648,11 +2648,11 @@ static int _lvconvert_thin(struct cmd_context *cmd,
struct lvcreate_params lvc = {
.activate = CHANGE_AEY,
.alloc = ALLOC_INHERIT,
.lv_name = lp->origin_lv_name,
.lv_name = lp->origin_name,
.major = -1,
.minor = -1,
.permission = LVM_READ,
.pool = pool_lv->name,
.pool_name = pool_lv->name,
.pvh = &vg->pvs,
.read_ahead = DM_READ_AHEAD_AUTO,
.stripes = 1,
@ -2792,9 +2792,9 @@ static int _lvconvert_pool(struct cmd_context *cmd,
char metadata_name[NAME_LEN], data_name[NAME_LEN];
int activate_pool;
if (lp->pool_data_lv_name &&
!(pool_lv = find_lv(vg, lp->pool_data_lv_name))) {
log_error("Unknown pool data LV %s.", lp->pool_data_lv_name);
if (lp->pool_data_name &&
!(pool_lv = find_lv(vg, lp->pool_data_name))) {
log_error("Unknown pool data LV %s.", lp->pool_data_name);
return 0;
}
@ -2845,9 +2845,9 @@ static int _lvconvert_pool(struct cmd_context *cmd,
return 0;
}
if (lp->pool_metadata_lv_name) {
if (!(lp->pool_metadata_lv = find_lv(vg, lp->pool_metadata_lv_name))) {
log_error("Unknown pool metadata LV %s.", lp->pool_metadata_lv_name);
if (lp->pool_metadata_name) {
if (!(lp->pool_metadata_lv = find_lv(vg, lp->pool_metadata_name))) {
log_error("Unknown pool metadata LV %s.", lp->pool_metadata_name);
return 0;
}
lp->pool_metadata_size = lp->pool_metadata_lv->size;
@ -3127,7 +3127,7 @@ mda_write:
/* Rename deactivated metadata LV to have _tmeta suffix */
/* Implicit checks if metadata_lv is visible */
if (lp->pool_metadata_lv_name &&
if (lp->pool_metadata_name &&
!lv_rename_update(cmd, metadata_lv, metadata_name, 0))
return_0;

134
tools/lvcreate.c
View File

@ -54,9 +54,9 @@ static int _lvcreate_name_params(struct lvcreate_params *lp,
if (!validate_lvname_param(cmd, &lp->vg_name, &lp->lv_name))
return_0;
lp->pool = arg_str_value(cmd, thinpool_ARG, NULL)
lp->pool_name = arg_str_value(cmd, thinpool_ARG, NULL)
? : arg_str_value(cmd, cachepool_ARG, NULL);
if (!validate_lvname_param(cmd, &lp->vg_name, &lp->pool))
if (!validate_lvname_param(cmd, &lp->vg_name, &lp->pool_name))
return_0;
if (seg_is_cache(lp)) {
@ -73,7 +73,7 @@ static int _lvcreate_name_params(struct lvcreate_params *lp,
* or whether it is the origin for cached LV.
*/
if (!argc) {
if (!lp->pool) {
if (!lp->pool_name) {
/* Don't advertise we could handle cache origin */
log_error("Please specify a logical volume to act as the cache pool.");
return 0;
@ -86,25 +86,25 @@ static int _lvcreate_name_params(struct lvcreate_params *lp,
return_0;
} else {
/* Lets pretend it's cache origin for now */
lp->origin = vg_name;
if (!validate_lvname_param(cmd, &lp->vg_name, &lp->origin))
lp->origin_name = vg_name;
if (!validate_lvname_param(cmd, &lp->vg_name, &lp->origin_name))
return_0;
if (lp->pool) {
if (strcmp(lp->pool, lp->origin)) {
if (lp->pool_name) {
if (strcmp(lp->pool_name, lp->origin_name)) {
log_error("Unsupported syntax, cannot use cache origin %s and --cachepool %s.",
lp->origin, lp->pool);
lp->origin_name, lp->pool_name);
/* Stop here, only older form remains supported */
return 0;
}
lp->origin = NULL;
lp->origin_name = NULL;
} else {
/*
* Gambling here, could be cache pool or cache origin,
* detection is possible after openning vg,
* yet we need to parse pool args
*/
lp->pool = lp->origin;
lp->pool_name = lp->origin_name;
lp->create_pool = 1;
}
}
@ -121,7 +121,7 @@ static int _lvcreate_name_params(struct lvcreate_params *lp,
return 0;
}
if (!lp->pool) {
if (!lp->pool_name) {
log_error("Creation of cached volume and cache pool "
"in one command is not yet supported.");
return 0;
@ -136,8 +136,8 @@ static int _lvcreate_name_params(struct lvcreate_params *lp,
return 0;
}
lp->origin = argv[0];
if (!validate_lvname_param(cmd, &lp->vg_name, &lp->origin))
lp->origin_name = argv[0];
if (!validate_lvname_param(cmd, &lp->vg_name, &lp->origin_name))
return_0;
if (!lp->vg_name &&
@ -162,13 +162,13 @@ static int _lvcreate_name_params(struct lvcreate_params *lp,
if (!validate_lvname_param(cmd, &lp->vg_name, &vg_name))
return_0;
if (lp->pool &&
(strcmp(vg_name, lp->pool) != 0)) {
if (lp->pool_name &&
(strcmp(vg_name, lp->pool_name) != 0)) {
log_error("Ambiguous %s name specified, %s and %s.",
lp->segtype->name, vg_name, lp->pool);
lp->segtype->name, vg_name, lp->pool_name);
return 0;
}
lp->pool = vg_name;
lp->pool_name = vg_name;
if (!lp->vg_name &&
!_set_vg_name(lp, extract_vgname(cmd, NULL)))
@ -207,16 +207,16 @@ static int _lvcreate_name_params(struct lvcreate_params *lp,
/* support --name & --type {thin|cache}-pool */
if (seg_is_pool(lp) && lp->lv_name) {
if (lp->pool && (strcmp(lp->lv_name, lp->pool) != 0)) {
if (lp->pool_name && (strcmp(lp->lv_name, lp->pool_name) != 0)) {
log_error("Ambiguous %s name specified, %s and %s.",
lp->segtype->name, lp->lv_name, lp->pool);
lp->segtype->name, lp->lv_name, lp->pool_name);
return 0;
}
lp->pool = lp->lv_name;
lp->pool_name = lp->lv_name;
lp->lv_name = NULL;
}
if (lp->pool && lp->lv_name && !strcmp(lp->pool, lp->lv_name)) {
if (lp->pool_name && lp->lv_name && !strcmp(lp->pool_name, lp->lv_name)) {
log_error("Logical volume name %s and pool name must be different.",
lp->lv_name);
return 0;
@ -239,9 +239,9 @@ static int _determine_snapshot_type(struct volume_group *vg,
{
struct logical_volume *lv, *pool_lv = NULL;
if (!(lv = find_lv(vg, lp->origin))) {
if (!(lv = find_lv(vg, lp->origin_name))) {
log_error("Snapshot origin LV %s not found in Volume group %s.",
lp->origin, vg->name);
lp->origin_name, vg->name);
return 0;
}
@ -250,10 +250,10 @@ static int _determine_snapshot_type(struct volume_group *vg,
return 0;
}
if (lp->pool) {
if (!(pool_lv = find_lv(vg, lp->pool))) {
if (lp->pool_name) {
if (!(pool_lv = find_lv(vg, lp->pool_name))) {
log_error("Thin pool volume %s not found in Volume group %s.",
lp->pool, vg->name);
lp->pool_name, vg->name);
return 0;
}
@ -265,10 +265,10 @@ static int _determine_snapshot_type(struct volume_group *vg,
}
if (!arg_count(vg->cmd, extents_ARG) && !arg_count(vg->cmd, size_ARG)) {
if (lv_is_thin_volume(lv) && !lp->pool)
lp->pool = first_seg(lv)->pool_lv->name;
if (lv_is_thin_volume(lv) && !lp->pool_name)
lp->pool_name = first_seg(lv)->pool_lv->name;
if (seg_is_thin(lp) || lp->pool) {
if (seg_is_thin(lp) || lp->pool_name) {
if (!(lp->segtype = get_segtype_from_string(vg->cmd, "thin")))
return_0;
return 1;
@ -276,7 +276,7 @@ static int _determine_snapshot_type(struct volume_group *vg,
log_error("Please specify either size or extents with snapshots.");
return 0;
} else if (lp->pool) {
} else if (lp->pool_name) {
log_error("Cannot specify size with thin pool snapshot.");
return 0;
}
@ -289,7 +289,7 @@ static int _lvcreate_update_pool_params(struct volume_group *vg,
{
return update_pool_params(lp->segtype, vg, lp->target_attr,
lp->passed_args, lp->extents,
&lp->poolmetadatasize,
&lp->pool_metadata_size,
&lp->thin_chunk_size_calc_policy, &lp->chunk_size,
&lp->discards, &lp->zero);
}
@ -316,23 +316,23 @@ static int _determine_cache_argument(struct volume_group *vg,
return 0;
}
if (!lp->pool) {
lp->pool = lp->lv_name;
} else if (lp->pool == lp->origin) {
if (!(lv = find_lv(vg, lp->pool))) {
if (!lp->pool_name) {
lp->pool_name = lp->lv_name;
} else if (lp->pool_name == lp->origin_name) {
if (!(lv = find_lv(vg, lp->pool_name))) {
/* Cache pool nor origin volume exists */
lp->cache = 0;
lp->origin = NULL;
lp->origin_name = NULL;
if (!(lp->segtype = get_segtype_from_string(vg->cmd, "cache-pool")))
return_0;
} else if (!lv_is_cache_pool(lv)) {
/* Name arg in this case is for pool name */
lp->pool = lp->lv_name;
lp->pool_name = lp->lv_name;
/* We were given origin for caching */
} else {
/* FIXME error on pool args */
lp->create_pool = 0;
lp->origin = NULL;
lp->origin_name = NULL;
}
}
@ -350,7 +350,7 @@ static int _update_extents_params(struct volume_group *vg,
struct lvcreate_cmdline_params *lcp)
{
uint32_t pv_extent_count;
struct logical_volume *origin = NULL;
struct logical_volume *origin_lv = NULL;
uint32_t size_rest;
uint32_t stripesize_extents;
uint32_t extents;
@ -395,19 +395,19 @@ static int _update_extents_params(struct volume_group *vg,
"or %%FREE.", (lp->snapshot) ? "%ORIGIN, " : "");
return 0;
case PERCENT_ORIGIN:
if (lp->snapshot && lp->origin &&
!(origin = find_lv(vg, lp->origin))) {
if (lp->snapshot && lp->origin_name &&
!(origin_lv = find_lv(vg, lp->origin_name))) {
log_error("Couldn't find origin volume '%s'.",
lp->origin);
lp->origin_name);
return 0;
}
if (!origin) {
if (!origin_lv) {
log_error(INTERNAL_ERROR "Couldn't find origin volume.");
return 0;
}
/* Add whole metadata size estimation */
extents = cow_max_extents(origin, lp->chunk_size) - origin->le_count +
percent_of_extents(lp->extents, origin->le_count, 1);
extents = cow_max_extents(origin_lv, lp->chunk_size) - origin_lv->le_count +
percent_of_extents(lp->extents, origin_lv->le_count, 1);
break;
case PERCENT_NONE:
extents = lp->extents;
@ -424,19 +424,19 @@ static int _update_extents_params(struct volume_group *vg,
lp->extents = extents;
}
if (lp->snapshot && lp->origin && lp->extents) {
if (lp->snapshot && lp->origin_name && lp->extents) {
if (!lp->chunk_size) {
log_error(INTERNAL_ERROR "Missing snapshot chunk size.");
return 0;
}
if (!origin && !(origin = find_lv(vg, lp->origin))) {
if (!origin_lv && !(origin_lv = find_lv(vg, lp->origin_name))) {
log_error("Couldn't find origin volume '%s'.",
lp->origin);
lp->origin_name);
return 0;
}
extents = cow_max_extents(origin, lp->chunk_size);
extents = cow_max_extents(origin_lv, lp->chunk_size);
if (extents < lp->extents) {
log_print_unless_silent("Reducing COW size %s down to maximum usable size %s.",
@ -462,16 +462,16 @@ static int _update_extents_params(struct volume_group *vg,
if (!_lvcreate_update_pool_params(vg, lp))
return_0;
if (!(lp->poolmetadataextents =
extents_from_size(vg->cmd, lp->poolmetadatasize, vg->extent_size)))
if (!(lp->pool_metadata_extents =
extents_from_size(vg->cmd, lp->pool_metadata_size, vg->extent_size)))
return_0;
if (lcp->percent == PERCENT_FREE) {
if (lp->extents <= (2 * lp->poolmetadataextents)) {
if (lp->extents <= (2 * lp->pool_metadata_extents)) {
log_error("Not enough space for thin pool creation.");
return 0;
}
/* FIXME: persistent hidden space in VG wanted */
lp->extents -= (2 * lp->poolmetadataextents);
lp->extents -= (2 * lp->pool_metadata_extents);
}
}
@ -1016,7 +1016,7 @@ static int _lvcreate_params(struct lvcreate_params *lp,
!get_stripe_params(cmd, &lp->stripes, &lp->stripe_size) ||
(lp->create_pool &&
!get_pool_params(cmd, lp->segtype, &lp->passed_args,
&lp->poolmetadatasize, &lp->poolmetadataspare,
&lp->pool_metadata_size, &lp->pool_metadata_spare,
&lp->chunk_size, &lp->discards, &lp->zero)) ||
!_read_mirror_params(lp, cmd) ||
!_read_raid_params(lp, cmd) ||
@ -1095,8 +1095,8 @@ static int _check_thin_parameters(struct volume_group *vg, struct lvcreate_param
return 0;
}
if (lp->pool)
pool_lv = find_lv(vg, lp->pool);
if (lp->pool_name)
pool_lv = find_lv(vg, lp->pool_name);
if (!lp->create_pool) {
if (arg_from_list_is_set(vg->cmd, "is only available with thin pool creation",
@ -1117,13 +1117,13 @@ static int _check_thin_parameters(struct volume_group *vg, struct lvcreate_param
return 0;
}
if (!lp->pool) {
if (!lp->pool_name) {
log_error("Please specify name of existing thin pool.");
return 0;
}
if (!pool_lv) {
log_error("Thin pool %s not found in Volume group %s.", lp->pool, vg->name);
log_error("Thin pool %s not found in Volume group %s.", lp->pool_name, vg->name);
return 0;
}
@ -1132,7 +1132,7 @@ static int _check_thin_parameters(struct volume_group *vg, struct lvcreate_param
return 0;
}
} else if (pool_lv) {
log_error("Logical volume %s already exists in Volume group %s.", lp->pool, vg->name);
log_error("Logical volume %s already exists in Volume group %s.", lp->pool_name, vg->name);
return 0;
}
@ -1213,12 +1213,12 @@ static int _validate_internal_thin_processing(const struct lvcreate_params *lp)
1 0 1 1 y - create thin snapshot of existing thin LV
*/
if (!lp->create_pool && !lp->pool) {
if (!lp->create_pool && !lp->pool_name) {
log_error(INTERNAL_ERROR "--thinpool not identified.");
r = 0;
}
if ((lp->snapshot && !lp->origin) || (!lp->snapshot && lp->origin)) {
if ((lp->snapshot && !lp->origin_name) || (!lp->snapshot && lp->origin_name)) {
log_error(INTERNAL_ERROR "Inconsistent snapshot and origin parameters identified.");
r = 0;
}
@ -1256,7 +1256,7 @@ int lvcreate(struct cmd_context *cmd, int argc, char **argv)
return_ECMD_FAILED;
}
if (lp.snapshot && lp.origin && !_determine_snapshot_type(vg, &lp))
if (lp.snapshot && lp.origin_name && !_determine_snapshot_type(vg, &lp))
goto_out;
if (seg_is_thin(&lp) && !_check_thin_parameters(vg, &lp, &lcp))
@ -1282,20 +1282,20 @@ int lvcreate(struct cmd_context *cmd, int argc, char **argv)
goto_out;
if (lp.create_pool) {
if (!handle_pool_metadata_spare(vg, lp.poolmetadataextents,
lp.pvh, lp.poolmetadataspare))
if (!handle_pool_metadata_spare(vg, lp.pool_metadata_extents,
lp.pvh, lp.pool_metadata_spare))
goto_out;
log_verbose("Making pool %s in VG %s using segtype %s",
lp.pool ? : "with generated name", lp.vg_name, lp.segtype->name);
lp.pool_name ? : "with generated name", lp.vg_name, lp.segtype->name);
}
if (lp.thin)
log_verbose("Making thin LV %s in pool %s in VG %s%s%s using segtype %s",
lp.lv_name ? : "with generated name",
lp.pool ? : "with generated name", lp.vg_name,
lp.pool_name ? : "with generated name", lp.vg_name,
lp.snapshot ? " as snapshot of " : "",
lp.snapshot ? lp.origin : "", lp.segtype->name);
lp.snapshot ? lp.origin_name : "", lp.segtype->name);
if (!lv_create_single(vg, &lp))
goto_out;