[lvm-devel] [PATCH 6/6] vg mempool: fix tools
Milan Broz
mbroz at redhat.com
Mon Apr 6 08:33:24 UTC 2009
Properly release VG memory pool in all CLI tools.
Signed-off-by: Milan Broz <mbroz at redhat.com>
---
tools/lvconvert.c | 5 ++-
tools/lvcreate.c | 2 +-
tools/lvrename.c | 14 ++++-----
tools/lvresize.c | 2 +-
tools/polldaemon.c | 6 ++--
tools/pvchange.c | 54 ++++++++++++++--------------------
tools/pvcreate.c | 1 +
tools/pvdisplay.c | 3 ++
tools/pvmove.c | 56 ++++++++++++-----------------------
tools/pvresize.c | 64 +++++++++++++++++-----------------------
tools/reporter.c | 4 ++
tools/toollib.c | 25 ++++++++++-----
tools/vgchange.c | 2 +-
tools/vgconvert.c | 2 +-
tools/vgcreate.c | 2 +
tools/vgextend.c | 16 ++++------
tools/vgmerge.c | 18 ++++-------
tools/vgreduce.c | 83 ++++++++++++++++++++-------------------------------
tools/vgrename.c | 16 +++++-----
tools/vgscan.c | 2 +-
tools/vgsplit.c | 43 +++++++++++++--------------
21 files changed, 187 insertions(+), 233 deletions(-)
diff --git a/tools/lvconvert.c b/tools/lvconvert.c
index cc9c5ca..2ded226 100644
--- a/tools/lvconvert.c
+++ b/tools/lvconvert.c
@@ -772,11 +772,12 @@ bad:
if (ret == ECMD_PROCESSED && lp.need_polling) {
if (!lv_info(cmd, lvl->lv, &info, 1, 0) || !info.exists) {
log_print("Conversion starts after activation");
- return ret;
+ goto out;
}
ret = lvconvert_poll(cmd, lp.lv_name_full,
lp.wait_completion ? 0 : 1U);
}
-
+out:
+ vg_release(vg);
return ret;
}
diff --git a/tools/lvcreate.c b/tools/lvcreate.c
index e25ecdd..e5916db 100644
--- a/tools/lvcreate.c
+++ b/tools/lvcreate.c
@@ -904,6 +904,6 @@ int lvcreate(struct cmd_context *cmd, int argc, char **argv)
if (!_lvcreate(cmd, vg, &lp))
r = ECMD_FAILED;
- unlock_vg(cmd, lp.vg_name);
+ unlock_release_vg(cmd, vg, lp.vg_name);
return r;
}
diff --git a/tools/lvrename.c b/tools/lvrename.c
index 1444566..f816152 100644
--- a/tools/lvrename.c
+++ b/tools/lvrename.c
@@ -27,8 +27,9 @@ int lvrename(struct cmd_context *cmd, int argc, char **argv)
char *lv_name_old, *lv_name_new;
const char *vg_name, *vg_name_new, *vg_name_old;
char *st;
+ int r = ECMD_FAILED;
- struct volume_group *vg;
+ struct volume_group *vg = NULL;
struct lv_list *lvl;
if (argc == 3) {
@@ -115,14 +116,11 @@ int lvrename(struct cmd_context *cmd, int argc, char **argv)
if (!lv_rename(cmd, lvl->lv, lv_name_new))
goto error;
- unlock_vg(cmd, vg_name);
-
log_print("Renamed \"%s\" to \"%s\" in volume group \"%s\"",
lv_name_old, lv_name_new, vg_name);
- return ECMD_PROCESSED;
-
- error:
- unlock_vg(cmd, vg_name);
- return ECMD_FAILED;
+ r = ECMD_PROCESSED;
+error:
+ unlock_release_vg(cmd, vg, vg_name);
+ return r;
}
diff --git a/tools/lvresize.c b/tools/lvresize.c
index b74978b..0f3ddc2 100644
--- a/tools/lvresize.c
+++ b/tools/lvresize.c
@@ -684,7 +684,7 @@ int lvresize(struct cmd_context *cmd, int argc, char **argv)
if (!(r = _lvresize(cmd, vg, &lp)))
stack;
- unlock_vg(cmd, lp.vg_name);
+ unlock_release_vg(cmd, vg, lp.vg_name);
return r;
}
diff --git a/tools/polldaemon.c b/tools/polldaemon.c
index b545eaf..0f6da37 100644
--- a/tools/polldaemon.c
+++ b/tools/polldaemon.c
@@ -157,17 +157,17 @@ static int _wait_for_single_mirror(struct cmd_context *cmd, const char *name,
parms->lv_type))) {
log_error("ABORTING: Can't find mirror LV in %s for %s",
vg->name, name);
- unlock_vg(cmd, vg->name);
+ unlock_release_vg(cmd, vg, vg->name);
return 0;
}
if (!_check_mirror_status(cmd, vg, lv_mirr, name, parms,
&finished)) {
- unlock_vg(cmd, vg->name);
+ unlock_release_vg(cmd, vg, vg->name);
return 0;
}
- unlock_vg(cmd, vg->name);
+ unlock_release_vg(cmd, vg, vg->name);
}
return 1;
diff --git a/tools/pvchange.c b/tools/pvchange.c
index 1ca7363..d5ca3f1 100644
--- a/tools/pvchange.c
+++ b/tools/pvchange.c
@@ -36,6 +36,7 @@ static int _pvchange_single(struct cmd_context *cmd, struct physical_volume *pv,
int allocatable = 0;
int tagarg = 0;
+ int r = 0;
if (arg_count(cmd, addtag_ARG))
tagarg = addtag_ARG;
@@ -62,27 +63,24 @@ static int _pvchange_single(struct cmd_context *cmd, struct physical_volume *pv,
return_0;
if (!(pvl = find_pv_in_vg(vg, pv_name))) {
- unlock_vg(cmd, vg_name);
log_error
("Unable to find \"%s\" in volume group \"%s\"",
pv_name, vg->name);
- return 0;
+ goto out;
}
if (tagarg && !(vg->fid->fmt->features & FMT_TAGS)) {
- unlock_vg(cmd, vg_name);
log_error("Volume group containing %s does not "
"support tags", pv_name);
- return 0;
+ goto out;
}
if (arg_count(cmd, uuid_ARG) && lvs_in_vg_activated(vg)) {
- unlock_vg(cmd, vg_name);
log_error("Volume group containing %s has active "
"logical volumes", pv_name);
- return 0;
+ goto out;
}
pv = pvl->pv;
if (!archive(vg))
- return 0;
+ goto out;
} else {
if (tagarg) {
log_error("Can't change tag on Physical Volume %s not "
@@ -109,23 +107,22 @@ static int _pvchange_single(struct cmd_context *cmd, struct physical_volume *pv,
!(pv->fmt->features & FMT_ORPHAN_ALLOCATABLE)) {
log_error("Allocatability not supported by orphan "
"%s format PV %s", pv->fmt->name, pv_name);
- unlock_vg(cmd, vg_name);
- return 0;
+ goto out;
}
/* change allocatability for a PV */
if (allocatable && (pv_status(pv) & ALLOCATABLE_PV)) {
log_error("Physical volume \"%s\" is already "
"allocatable", pv_name);
- unlock_vg(cmd, vg_name);
- return 1;
+ r = 1;
+ goto out;
}
if (!allocatable && !(pv_status(pv) & ALLOCATABLE_PV)) {
log_error("Physical volume \"%s\" is already "
"unallocatable", pv_name);
- unlock_vg(cmd, vg_name);
- return 1;
+ r = 1;
+ goto out;
}
if (allocatable) {
@@ -143,15 +140,13 @@ static int _pvchange_single(struct cmd_context *cmd, struct physical_volume *pv,
if (!str_list_add(cmd->mem, &pv->tags, tag)) {
log_error("Failed to add tag %s to physical "
"volume %s", tag, pv_name);
- unlock_vg(cmd, vg_name);
- return 0;
+ goto out;
}
} else {
if (!str_list_del(&pv->tags, tag)) {
log_error("Failed to remove tag %s from "
"physical volume" "%s", tag, pv_name);
- unlock_vg(cmd, vg_name);
- return 0;
+ goto out;
}
}
} else {
@@ -159,13 +154,10 @@ static int _pvchange_single(struct cmd_context *cmd, struct physical_volume *pv,
if (!id_create(&pv->id)) {
log_error("Failed to generate new random UUID for %s.",
pv_name);
- unlock_vg(cmd, vg_name);
- return 0;
- }
- if (!id_write_format(&pv->id, uuid, sizeof(uuid))) {
- unlock_vg(cmd, vg_name);
- return_0;
+ goto out;
}
+ if (!id_write_format(&pv->id, uuid, sizeof(uuid)))
+ goto_out;
log_verbose("Changing uuid of %s to %s.", pv_name, uuid);
if (!is_orphan(pv)) {
orig_vg_name = pv_vg_name(pv);
@@ -181,8 +173,7 @@ static int _pvchange_single(struct cmd_context *cmd, struct physical_volume *pv,
if (!(pv_write(cmd, pv, NULL, INT64_C(-1)))) {
log_error("pv_write with new uuid failed "
"for %s.", pv_name);
- unlock_vg(cmd, vg_name);
- return 0;
+ goto out;
}
pv->vg_name = orig_vg_name;
pv->pe_alloc_count = orig_pe_alloc_count;
@@ -196,24 +187,23 @@ static int _pvchange_single(struct cmd_context *cmd, struct physical_volume *pv,
log_verbose("Updating physical volume \"%s\"", pv_name);
if (!is_orphan(pv)) {
if (!vg_write(vg) || !vg_commit(vg)) {
- unlock_vg(cmd, vg_name);
log_error("Failed to store physical volume \"%s\" in "
"volume group \"%s\"", pv_name, vg->name);
- return 0;
+ goto out;
}
backup(vg);
} else if (!(pv_write(cmd, pv, NULL, INT64_C(-1)))) {
- unlock_vg(cmd, vg_name);
log_error("Failed to store physical volume \"%s\"",
pv_name);
- return 0;
+ goto out;
}
- unlock_vg(cmd, vg_name);
-
log_print("Physical volume \"%s\" changed", pv_name);
+ r = 1;
+out:
+ unlock_release_vg(cmd, vg, vg_name);
+ return r;
- return 1;
}
int pvchange(struct cmd_context *cmd, int argc, char **argv)
diff --git a/tools/pvcreate.c b/tools/pvcreate.c
index 6ac2081..0f71df5 100644
--- a/tools/pvcreate.c
+++ b/tools/pvcreate.c
@@ -310,6 +310,7 @@ static int pvcreate_validate_params(struct cmd_context *cmd,
pp->pe_start = pv_pe_start(existing_pv);
pp->extent_size = pv_pe_size(existing_pv);
pp->extent_count = pv_pe_count(existing_pv);
+ vg_release(vg);
}
if (arg_count(cmd, yes_ARG) && !arg_count(cmd, force_ARG)) {
diff --git a/tools/pvdisplay.c b/tools/pvdisplay.c
index 0c76910..406e631 100644
--- a/tools/pvdisplay.c
+++ b/tools/pvdisplay.c
@@ -22,6 +22,7 @@ static int _pvdisplay_single(struct cmd_context *cmd,
struct pv_list *pvl;
int ret = ECMD_PROCESSED;
uint64_t size;
+ struct volume_group *old_vg = vg;
const char *pv_name = pv_dev_name(pv);
const char *vg_name = NULL;
@@ -82,6 +83,8 @@ static int _pvdisplay_single(struct cmd_context *cmd,
out:
if (vg_name)
unlock_vg(cmd, vg_name);
+ if (!old_vg)
+ vg_release(vg);
return ret;
}
diff --git a/tools/pvmove.c b/tools/pvmove.c
index 6fb439d..f89ea93 100644
--- a/tools/pvmove.c
+++ b/tools/pvmove.c
@@ -355,6 +355,7 @@ static int _set_up_pvmove(struct cmd_context *cmd, const char *pv_name,
struct logical_volume *lv_mirr;
unsigned first_time = 1;
unsigned exclusive;
+ int r = ECMD_FAILED;
pv_name_arg = argv[0];
argc--;
@@ -397,27 +398,22 @@ static int _set_up_pvmove(struct cmd_context *cmd, const char *pv_name,
if (!(lvs_changed = lvs_using_lv(cmd, vg, lv_mirr))) {
log_error
("ABORTING: Failed to generate list of moving LVs");
- unlock_vg(cmd, pv_vg_name(pv));
- return ECMD_FAILED;
+ goto out;
}
/* Ensure mirror LV is active */
if (!_activate_lv(cmd, lv_mirr, exclusive)) {
log_error
("ABORTING: Temporary mirror activation failed.");
- unlock_vg(cmd, pv_vg_name(pv));
- return ECMD_FAILED;
+ goto out;
}
first_time = 0;
} else {
/* Determine PE ranges to be moved */
if (!(source_pvl = create_pv_list(cmd->mem, vg, 1,
- &pv_name_arg, 0))) {
- stack;
- unlock_vg(cmd, pv_vg_name(pv));
- return ECMD_FAILED;
- }
+ &pv_name_arg, 0)))
+ goto_out;
alloc = arg_uint_value(cmd, alloc_ARG, ALLOC_INHERIT);
if (alloc == ALLOC_INHERIT)
@@ -425,33 +421,21 @@ static int _set_up_pvmove(struct cmd_context *cmd, const char *pv_name,
/* Get PVs we can use for allocation */
if (!(allocatable_pvs = _get_allocatable_pvs(cmd, argc, argv,
- vg, pv, alloc))) {
- stack;
- unlock_vg(cmd, pv_vg_name(pv));
- return ECMD_FAILED;
- }
+ vg, pv, alloc)))
+ goto_out;
- if (!archive(vg)) {
- unlock_vg(cmd, pv_vg_name(pv));
- stack;
- return ECMD_FAILED;
- }
+ if (!archive(vg))
+ goto_out;
if (!(lv_mirr = _set_up_pvmove_lv(cmd, vg, source_pvl, lv_name,
allocatable_pvs, alloc,
- &lvs_changed))) {
- stack;
- unlock_vg(cmd, pv_vg_name(pv));
- return ECMD_FAILED;
- }
+ &lvs_changed)))
+ goto_out;
}
/* Lock lvs_changed and activate (with old metadata) */
- if (!activate_lvs(cmd, lvs_changed, exclusive)) {
- stack;
- unlock_vg(cmd, pv_vg_name(pv));
- return ECMD_FAILED;
- }
+ if (!activate_lvs(cmd, lvs_changed, exclusive))
+ goto_out;
/* FIXME Presence of a mirror once set PVMOVE - now remove associated logic */
/* init_pvmove(1); */
@@ -459,17 +443,15 @@ static int _set_up_pvmove(struct cmd_context *cmd, const char *pv_name,
if (first_time) {
if (!_update_metadata
- (cmd, vg, lv_mirr, lvs_changed, PVMOVE_FIRST_TIME)) {
- stack;
- unlock_vg(cmd, pv_vg_name(pv));
- return ECMD_FAILED;
- }
+ (cmd, vg, lv_mirr, lvs_changed, PVMOVE_FIRST_TIME))
+ goto_out;
}
/* LVs are all in status LOCKED */
- unlock_vg(cmd, pv_vg_name(pv));
-
- return ECMD_PROCESSED;
+ r = ECMD_PROCESSED;
+out:
+ unlock_release_vg(cmd, vg, pv_vg_name(pv));
+ return r;
}
static int _finish_pvmove(struct cmd_context *cmd, struct volume_group *vg,
diff --git a/tools/pvresize.c b/tools/pvresize.c
index 1ff0a92..3b5f149 100644
--- a/tools/pvresize.c
+++ b/tools/pvresize.c
@@ -32,11 +32,13 @@ static int _pv_resize_single(struct cmd_context *cmd,
int consistent = 1;
uint64_t size = 0;
uint32_t new_pe_count = 0;
+ int r = 0;
struct dm_list mdas;
const char *pv_name = pv_dev_name(pv);
const char *vg_name;
struct lvmcache_info *info;
int mda_count = 0;
+ struct volume_group *old_vg = vg;
dm_list_init(&mdas);
@@ -69,52 +71,45 @@ static int _pv_resize_single(struct cmd_context *cmd,
return 0;
}
- if (!vg_check_status(vg, CLUSTERED | EXPORTED_VG | LVM_WRITE)) {
- unlock_vg(cmd, vg_name);
- return 0;
- }
+ if (!vg_check_status(vg, CLUSTERED | EXPORTED_VG | LVM_WRITE))
+ goto bad;
if (!(pvl = find_pv_in_vg(vg, pv_name))) {
- unlock_vg(cmd, vg_name);
log_error("Unable to find \"%s\" in volume group \"%s\"",
pv_name, vg->name);
- return 0;
+ goto bad;
}
pv = pvl->pv;
if (!(info = info_from_pvid(pv->dev->pvid, 0))) {
- unlock_vg(cmd, vg_name);
log_error("Can't get info for PV %s in volume group %s",
pv_name, vg->name);
- return 0;
+ goto bad;
}
mda_count = dm_list_size(&info->mdas);
if (!archive(vg))
- return 0;
+ goto bad;
}
/* FIXME Create function to test compatibility properly */
if (mda_count > 1) {
log_error("%s: too many metadata areas for pvresize", pv_name);
- unlock_vg(cmd, vg_name);
- return 0;
+ goto bad;
}
if (!(pv->fmt->features & FMT_RESIZE_PV)) {
log_error("Physical volume %s format does not support resizing.",
pv_name);
- unlock_vg(cmd, vg_name);
- return 0;
+ goto bad;
}
/* Get new size */
if (!dev_get_size(pv_dev(pv), &size)) {
log_error("%s: Couldn't get size.", pv_name);
- unlock_vg(cmd, vg_name);
- return 0;
+ goto bad;
}
if (new_size) {
@@ -129,15 +124,13 @@ static int _pv_resize_single(struct cmd_context *cmd,
if (size < PV_MIN_SIZE) {
log_error("%s: Size must exceed minimum of %ld sectors.",
pv_name, PV_MIN_SIZE);
- unlock_vg(cmd, vg_name);
- return 0;
+ goto bad;
}
if (size < pv_pe_start(pv)) {
log_error("%s: Size must exceed physical extent start of "
"%" PRIu64 " sectors.", pv_name, pv_pe_start(pv));
- unlock_vg(cmd, vg_name);
- return 0;
+ goto bad;
}
pv->size = size;
@@ -151,14 +144,11 @@ static int _pv_resize_single(struct cmd_context *cmd,
"least one physical extent of "
"%" PRIu32 " sectors.", pv_name,
pv_pe_size(pv));
- unlock_vg(cmd, vg_name);
- return 0;
+ goto bad;
}
- if (!pv_resize(pv, vg, new_pe_count)) {
- unlock_vg(cmd, vg_name);
- return_0;
- }
+ if (!pv_resize(pv, vg, new_pe_count))
+ goto_bad;
}
log_verbose("Resizing volume \"%s\" to %" PRIu64 " sectors.",
@@ -167,25 +157,25 @@ static int _pv_resize_single(struct cmd_context *cmd,
log_verbose("Updating physical volume \"%s\"", pv_name);
if (!is_orphan_vg(pv_vg_name(pv))) {
if (!vg_write(vg) || !vg_commit(vg)) {
- unlock_vg(cmd, pv_vg_name(pv));
log_error("Failed to store physical volume \"%s\" in "
"volume group \"%s\"", pv_name, vg->name);
- return 0;
+ goto bad;
}
backup(vg);
- unlock_vg(cmd, vg_name);
- } else {
- if (!(pv_write(cmd, pv, NULL, INT64_C(-1)))) {
- unlock_vg(cmd, VG_ORPHANS);
- log_error("Failed to store physical volume \"%s\"",
- pv_name);
- return 0;
- }
- unlock_vg(cmd, vg_name);
+ } else if (!(pv_write(cmd, pv, NULL, INT64_C(-1)))) {
+ log_error("Failed to store physical volume \"%s\"",
+ pv_name);
+ goto bad;;
}
log_print("Physical volume \"%s\" changed", pv_name);
- return 1;
+ r = 1;
+
+bad:
+ unlock_vg(cmd, vg_name);
+ if (!old_vg)
+ vg_release(vg);
+ return r;
}
static int _pvresize_single(struct cmd_context *cmd,
diff --git a/tools/reporter.c b/tools/reporter.c
index 7943e26..9d03f58 100644
--- a/tools/reporter.c
+++ b/tools/reporter.c
@@ -124,6 +124,7 @@ static int _pvs_single(struct cmd_context *cmd, struct volume_group *vg,
struct pv_list *pvl;
int ret = ECMD_PROCESSED;
const char *vg_name = NULL;
+ struct volume_group *old_vg = vg;
if (is_pv(pv) && !is_orphan(pv) && !vg) {
vg_name = pv_vg_name(pv);
@@ -155,6 +156,9 @@ out:
if (vg_name)
unlock_vg(cmd, vg_name);
+ if (!old_vg)
+ vg_release(vg);
+
return ret;
}
diff --git a/tools/toollib.c b/tools/toollib.c
index aa2194c..72d08ca 100644
--- a/tools/toollib.c
+++ b/tools/toollib.c
@@ -279,6 +279,7 @@ int process_each_lv(struct cmd_context *cmd, int argc, char **argv,
}
}
+ vg = NULL;
dm_list_iterate_items(strl, vgnames) {
vgname = strl->str;
if (is_orphan_vg(vgname))
@@ -300,21 +301,24 @@ int process_each_lv(struct cmd_context *cmd, int argc, char **argv,
if (!vg_check_status(vg, CLUSTERED)) {
if (ret_max < ECMD_FAILED)
ret_max = ECMD_FAILED;
+ vg_release(vg);
continue;
}
log_error("Volume group \"%s\" "
"inconsistent", vgname);
}
+ vg_release(vg);
if (!vg || !(vg = recover_vg(cmd, vgname, lock_type))) {
if (ret_max < ECMD_FAILED)
ret_max = ECMD_FAILED;
+ vg_release(vg);
continue;
}
}
if (!vg_check_status(vg, CLUSTERED)) {
- unlock_vg(cmd, vgname);
+ unlock_release_vg(cmd, vg, vgname);
if (ret_max < ECMD_FAILED)
ret_max = ECMD_FAILED;
continue;
@@ -337,6 +341,7 @@ int process_each_lv(struct cmd_context *cmd, int argc, char **argv,
dm_pool_strdup(cmd->mem,
lv_name + 1))) {
log_error("strlist allocation failed");
+ vg_release(vg);
return ECMD_FAILED;
}
}
@@ -344,7 +349,7 @@ int process_each_lv(struct cmd_context *cmd, int argc, char **argv,
ret = process_each_lv_in_vg(cmd, vg, &lvnames, tags_arg,
handle, process_single);
- unlock_vg(cmd, vgname);
+ unlock_release_vg(cmd, vg, vgname);
if (ret > ret_max)
ret_max = ret;
if (sigint_caught())
@@ -368,6 +373,7 @@ int process_each_segment_in_pv(struct cmd_context *cmd,
const char *vg_name = NULL;
int ret_max = ECMD_PROCESSED;
int ret;
+ struct volume_group *old_vg = vg;
if (!vg && !is_orphan(pv)) {
vg_name = pv_vg_name(pv);
@@ -385,6 +391,7 @@ int process_each_segment_in_pv(struct cmd_context *cmd,
if (!(pvl = find_pv_in_vg(vg, pv_dev_name(pv)))) {
log_error("Unable to find %s in volume group %s",
pv_dev_name(pv), vg_name);
+ vg_release(vg);
return ECMD_FAILED;
}
@@ -401,6 +408,8 @@ int process_each_segment_in_pv(struct cmd_context *cmd,
if (vg_name)
unlock_vg(cmd, vg_name);
+ if (!old_vg)
+ vg_release(vg);
return ret_max;
}
@@ -453,7 +462,7 @@ static int _process_one_vg(struct cmd_context *cmd, const char *vg_name,
}
if (!vg_check_status(vg, CLUSTERED)) {
- unlock_vg(cmd, vg_name);
+ unlock_release_vg(cmd, vg, vg_name);
return ECMD_FAILED;
}
@@ -461,7 +470,7 @@ static int _process_one_vg(struct cmd_context *cmd, const char *vg_name,
/* Only process if a tag matches or it's on arg_vgnames */
if (!str_list_match_item(arg_vgnames, vg_name) &&
!str_list_match_list(tags, &vg->tags)) {
- unlock_vg(cmd, vg_name);
+ unlock_release_vg(cmd, vg, vg_name);
return ret_max;
}
}
@@ -471,7 +480,7 @@ static int _process_one_vg(struct cmd_context *cmd, const char *vg_name,
ret_max = ret;
}
- unlock_vg(cmd, vg_name);
+ unlock_release_vg(cmd, vg, vg_name);
return ret_max;
}
@@ -743,12 +752,12 @@ int process_each_pv(struct cmd_context *cmd, int argc, char **argv,
continue;
}
if (!consistent) {
- unlock_vg(cmd, sll->str);
+ unlock_release_vg(cmd, vg, sll->str);
continue;
}
if (!vg_check_status(vg, CLUSTERED)) {
- unlock_vg(cmd, sll->str);
+ unlock_release_vg(cmd, vg, sll->str);
continue;
}
@@ -756,7 +765,7 @@ int process_each_pv(struct cmd_context *cmd, int argc, char **argv,
handle,
process_single);
- unlock_vg(cmd, sll->str);
+ unlock_release_vg(cmd, vg, sll->str);
if (ret > ret_max)
ret_max = ret;
diff --git a/tools/vgchange.c b/tools/vgchange.c
index 8831a23..eb2b816 100644
--- a/tools/vgchange.c
+++ b/tools/vgchange.c
@@ -532,7 +532,7 @@ static int vgchange_single(struct cmd_context *cmd, const char *vg_name,
}
if (!consistent) {
- unlock_vg(cmd, vg_name);
+ unlock_release_vg(cmd, vg, vg_name);
dev_close_all();
log_error("Volume group \"%s\" inconsistent", vg_name);
if (!(vg = recover_vg(cmd, vg_name, LCK_VG_WRITE)))
diff --git a/tools/vgconvert.c b/tools/vgconvert.c
index 209d597..eb841d7 100644
--- a/tools/vgconvert.c
+++ b/tools/vgconvert.c
@@ -38,7 +38,7 @@ static int vgconvert_single(struct cmd_context *cmd, const char *vg_name,
}
if (!consistent) {
- unlock_vg(cmd, vg_name);
+ unlock_release_vg(cmd, vg, vg_name);
dev_close_all();
log_error("Volume group \"%s\" inconsistent", vg_name);
if (!(vg = recover_vg(cmd, vg_name, LCK_VG_WRITE)))
diff --git a/tools/vgcreate.c b/tools/vgcreate.c
index a4670c3..add394a 100644
--- a/tools/vgcreate.c
+++ b/tools/vgcreate.c
@@ -116,9 +116,11 @@ int vgcreate(struct cmd_context *cmd, int argc, char **argv)
log_print("%s%colume group \"%s\" successfully created",
clustered_message, *clustered_message ? 'v' : 'V', vg->name);
+ vg_release(vg);
return ECMD_PROCESSED;
bad:
+ vg_release(vg);
unlock_vg(cmd, vp_new.vg_name);
unlock_vg(cmd, VG_ORPHANS);
return ECMD_FAILED;
diff --git a/tools/vgextend.c b/tools/vgextend.c
index 089c44e..5d99cce 100644
--- a/tools/vgextend.c
+++ b/tools/vgextend.c
@@ -19,6 +19,7 @@ int vgextend(struct cmd_context *cmd, int argc, char **argv)
{
char *vg_name;
struct volume_group *vg = NULL;
+ int r = ECMD_FAILED;
if (!argc) {
log_error("Please enter volume group name and "
@@ -45,7 +46,7 @@ int vgextend(struct cmd_context *cmd, int argc, char **argv)
CLUSTERED | EXPORTED_VG |
LVM_WRITE | RESIZEABLE_VG,
CORRECT_INCONSISTENT | FAIL_INCONSISTENT))) {
- unlock_vg(cmd, VG_ORPHANS);
+ unlock_vg(cmd, VG_ORPHANS);
return ECMD_FAILED;
}
/********** FIXME
@@ -71,16 +72,11 @@ int vgextend(struct cmd_context *cmd, int argc, char **argv)
goto error;
backup(vg);
-
- unlock_vg(cmd, vg_name);
- unlock_vg(cmd, VG_ORPHANS);
-
log_print("Volume group \"%s\" successfully extended", vg_name);
+ r = ECMD_PROCESSED;
- return ECMD_PROCESSED;
-
- error:
- unlock_vg(cmd, vg_name);
+error:
+ unlock_release_vg(cmd, vg, vg_name);
unlock_vg(cmd, VG_ORPHANS);
- return ECMD_FAILED;
+ return r;
}
diff --git a/tools/vgmerge.c b/tools/vgmerge.c
index c48fe0b..c847c7e 100644
--- a/tools/vgmerge.c
+++ b/tools/vgmerge.c
@@ -20,6 +20,7 @@ static int _vgmerge_single(struct cmd_context *cmd, const char *vg_name_to,
{
struct volume_group *vg_to, *vg_from;
struct lv_list *lvl1, *lvl2;
+ int r = ECMD_FAILED;
if (!strcmp(vg_name_to, vg_name_from)) {
log_error("Duplicate volume group name \"%s\"", vg_name_from);
@@ -37,7 +38,7 @@ static int _vgmerge_single(struct cmd_context *cmd, const char *vg_name_to,
LCK_VG_WRITE | LCK_NONBLOCK,
CLUSTERED | EXPORTED_VG | LVM_WRITE,
CORRECT_INCONSISTENT | FAIL_INCONSISTENT))) {
- unlock_vg(cmd, vg_name_to);
+ unlock_release_vg(cmd, vg_to, vg_name_to);
return ECMD_FAILED;
}
@@ -114,18 +115,13 @@ static int _vgmerge_single(struct cmd_context *cmd, const char *vg_name_to,
/* FIXME Remove /dev/vgfrom */
backup(vg_to);
-
- unlock_vg(cmd, vg_name_from);
- unlock_vg(cmd, vg_name_to);
-
log_print("Volume group \"%s\" successfully merged into \"%s\"",
vg_from->name, vg_to->name);
- return ECMD_PROCESSED;
-
- bad:
- unlock_vg(cmd, vg_name_from);
- unlock_vg(cmd, vg_name_to);
- return ECMD_FAILED;
+ r = ECMD_PROCESSED;
+bad:
+ unlock_release_vg(cmd, vg_from, vg_name_from);
+ unlock_release_vg(cmd, vg_to, vg_name_to);
+ return r;
}
int vgmerge(struct cmd_context *cmd, int argc, char **argv)
diff --git a/tools/vgreduce.c b/tools/vgreduce.c
index 3b20a61..f8b1b07 100644
--- a/tools/vgreduce.c
+++ b/tools/vgreduce.c
@@ -381,8 +381,9 @@ static int _vgreduce_single(struct cmd_context *cmd, struct volume_group *vg,
void *handle __attribute((unused)))
{
struct pv_list *pvl;
- struct volume_group *orphan_vg;
+ struct volume_group *orphan_vg = NULL;
int consistent = 1;
+ int r = ECMD_FAILED;
const char *name = pv_dev_name(pv);
if (pv_pe_alloc_count(pv)) {
@@ -403,10 +404,8 @@ static int _vgreduce_single(struct cmd_context *cmd, struct volume_group *vg,
pvl = find_pv_in_vg(vg, name);
- if (!archive(vg)) {
- unlock_vg(cmd, VG_ORPHANS);
- return ECMD_FAILED;
- }
+ if (!archive(vg))
+ goto bad;
log_verbose("Removing \"%s\" from volume group \"%s\"", name, vg->name);
@@ -418,8 +417,7 @@ static int _vgreduce_single(struct cmd_context *cmd, struct volume_group *vg,
if (!dev_get_size(pv_dev(pv), &pv->size)) {
log_error("%s: Couldn't get size.", pv_dev_name(pv));
- unlock_vg(cmd, VG_ORPHANS);
- return ECMD_FAILED;
+ goto bad;
}
vg->pv_count--;
@@ -429,45 +427,42 @@ static int _vgreduce_single(struct cmd_context *cmd, struct volume_group *vg,
if(!(orphan_vg = vg_read_internal(cmd, vg->fid->fmt->orphan_vg_name, NULL, &consistent)) ||
!consistent) {
log_error("Unable to read existing orphan PVs");
- unlock_vg(cmd, VG_ORPHANS);
- return ECMD_FAILED;
+ goto bad;
}
if (!vg_split_mdas(cmd, vg, orphan_vg) || !vg->pv_count) {
log_error("Cannot remove final metadata area on \"%s\" from \"%s\"",
name, vg->name);
- unlock_vg(cmd, VG_ORPHANS);
- return ECMD_FAILED;
+ goto bad;
}
if (!vg_write(vg) || !vg_commit(vg)) {
log_error("Removal of physical volume \"%s\" from "
"\"%s\" failed", name, vg->name);
- unlock_vg(cmd, VG_ORPHANS);
- return ECMD_FAILED;
+ goto bad;
}
if (!pv_write(cmd, pv, NULL, INT64_C(-1))) {
log_error("Failed to clear metadata from physical "
"volume \"%s\" "
"after removal from \"%s\"", name, vg->name);
- unlock_vg(cmd, VG_ORPHANS);
- return ECMD_FAILED;
+ goto bad;
}
- unlock_vg(cmd, VG_ORPHANS);
backup(vg);
log_print("Removed \"%s\" from volume group \"%s\"", name, vg->name);
-
- return ECMD_PROCESSED;
+ r = ECMD_PROCESSED;
+bad:
+ unlock_release_vg(cmd, orphan_vg, VG_ORPHANS);
+ return r;
}
int vgreduce(struct cmd_context *cmd, int argc, char **argv)
{
struct volume_group *vg;
char *vg_name;
- int ret = 1;
+ int ret = ECMD_FAILED;
int consistent = 1;
int fixed = 1;
int repairing = arg_count(cmd, removemissing_ARG);
@@ -523,64 +518,52 @@ int vgreduce(struct cmd_context *cmd, int argc, char **argv)
if ((!(vg = vg_read_internal(cmd, vg_name, NULL, &consistent)) || !consistent)
&& !repairing) {
log_error("Volume group \"%s\" doesn't exist", vg_name);
- unlock_vg(cmd, vg_name);
- return ECMD_FAILED;
+ goto out;
}
- if (vg && !vg_check_status(vg, CLUSTERED)) {
- unlock_vg(cmd, vg_name);
- return ECMD_FAILED;
- }
+ if (vg && !vg_check_status(vg, CLUSTERED))
+ goto out;
if (repairing) {
if (vg && consistent && !vg_missing_pv_count(vg)) {
log_error("Volume group \"%s\" is already consistent",
vg_name);
- unlock_vg(cmd, vg_name);
- return ECMD_PROCESSED;
+ ret = ECMD_PROCESSED;
+ goto out;
}
+ vg_release(vg);
consistent = !arg_count(cmd, force_ARG);
if (!(vg = vg_read_internal(cmd, vg_name, NULL, &consistent))) {
log_error("Volume group \"%s\" not found", vg_name);
- unlock_vg(cmd, vg_name);
- return ECMD_FAILED;
- }
- if (!vg_check_status(vg, CLUSTERED)) {
- unlock_vg(cmd, vg_name);
- return ECMD_FAILED;
- }
- if (!archive(vg)) {
- unlock_vg(cmd, vg_name);
- return ECMD_FAILED;
+ goto out;
}
+ if (!vg_check_status(vg, CLUSTERED))
+ goto out;
+ if (!archive(vg))
+ goto out;
if (arg_count(cmd, force_ARG)) {
- if (!_make_vg_consistent(cmd, vg)) {
- unlock_vg(cmd, vg_name);
- return ECMD_FAILED;
- }
+ if (!_make_vg_consistent(cmd, vg))
+ goto out;
} else
fixed = _consolidate_vg(cmd, vg);
if (!vg_write(vg) || !vg_commit(vg)) {
log_error("Failed to write out a consistent VG for %s",
vg_name);
- unlock_vg(cmd, vg_name);
- return ECMD_FAILED;
+ goto out;
}
-
backup(vg);
if (fixed)
log_print("Wrote out consistent volume group %s",
vg_name);
+ ret = ECMD_PROCESSED;
} else {
- if (!vg_check_status(vg, EXPORTED_VG | LVM_WRITE | RESIZEABLE_VG)) {
- unlock_vg(cmd, vg_name);
- return ECMD_FAILED;
- }
+ if (!vg_check_status(vg, EXPORTED_VG | LVM_WRITE | RESIZEABLE_VG))
+ goto out;
/* FIXME: Pass private struct through to all these functions */
/* and update in batch here? */
@@ -588,8 +571,8 @@ int vgreduce(struct cmd_context *cmd, int argc, char **argv)
_vgreduce_single);
}
-
- unlock_vg(cmd, vg_name);
+out:
+ unlock_release_vg(cmd, vg, vg_name);
return ret;
diff --git a/tools/vgrename.c b/tools/vgrename.c
index d48aa10..697d27b 100644
--- a/tools/vgrename.c
+++ b/tools/vgrename.c
@@ -28,7 +28,7 @@ static int vg_rename_path(struct cmd_context *cmd, const char *old_vg_path,
char *vg_name_new;
const char *vgid = NULL, *vg_name, *vg_name_old;
char old_path[NAME_LEN], new_path[NAME_LEN];
- struct volume_group *vg, *vg_new;
+ struct volume_group *vg = NULL, *vg_new = NULL;
vg_name_old = skip_dev_dir(cmd, old_vg_path, NULL);
vg_name_new = skip_dev_dir(cmd, new_vg_path, NULL);
@@ -83,7 +83,7 @@ static int vg_rename_path(struct cmd_context *cmd, const char *old_vg_path,
}
if (!vg_check_status(vg, CLUSTERED | LVM_WRITE)) {
- unlock_vg(cmd, vg_name_old);
+ unlock_release_vg(cmd, vg, vg_name_old);
return 0;
}
@@ -91,7 +91,7 @@ static int vg_rename_path(struct cmd_context *cmd, const char *old_vg_path,
vg_check_status(vg, EXPORTED_VG);
if (lvs_in_vg_activated_by_uuid_only(vg)) {
- unlock_vg(cmd, vg_name_old);
+ unlock_release_vg(cmd, vg, vg_name_old);
log_error("Volume group \"%s\" still has active LVs",
vg_name_old);
/* FIXME Remove this restriction */
@@ -101,7 +101,7 @@ static int vg_rename_path(struct cmd_context *cmd, const char *old_vg_path,
log_verbose("Checking for new volume group \"%s\"", vg_name_new);
if (!lock_vol(cmd, vg_name_new, LCK_VG_WRITE | LCK_NONBLOCK)) {
- unlock_vg(cmd, vg_name_old);
+ unlock_release_vg(cmd, vg, vg_name_old);
log_error("Can't get lock for %s", vg_name_new);
return 0;
}
@@ -151,8 +151,8 @@ static int vg_rename_path(struct cmd_context *cmd, const char *old_vg_path,
backup(vg);
backup_remove(cmd, vg_name_old);
- unlock_vg(cmd, vg_name_new);
- unlock_vg(cmd, vg_name_old);
+ unlock_release_vg(cmd, vg_new, vg_name_new);
+ unlock_release_vg(cmd, vg, vg_name_old);
log_print("Volume group \"%s\" successfully renamed to \"%s\"",
vg_name_old, vg_name_new);
@@ -164,8 +164,8 @@ static int vg_rename_path(struct cmd_context *cmd, const char *old_vg_path,
return 1;
error:
- unlock_vg(cmd, vg_name_new);
- unlock_vg(cmd, vg_name_old);
+ unlock_release_vg(cmd, vg_new, vg_name_new);
+ unlock_release_vg(cmd, vg, vg_name_old);
return 0;
}
diff --git a/tools/vgscan.c b/tools/vgscan.c
index 3a0258c..e2543aa 100644
--- a/tools/vgscan.c
+++ b/tools/vgscan.c
@@ -25,7 +25,7 @@ static int vgscan_single(struct cmd_context *cmd, const char *vg_name,
}
if (!consistent) {
- unlock_vg(cmd, vg_name);
+ unlock_release_vg(cmd, vg, vg_name);
dev_close_all();
log_error("Volume group \"%s\" inconsistent", vg_name);
/* Don't allow partial switch to this program */
diff --git a/tools/vgsplit.c b/tools/vgsplit.c
index 9cc7702..87e74a4 100644
--- a/tools/vgsplit.c
+++ b/tools/vgsplit.c
@@ -286,10 +286,11 @@ int vgsplit(struct cmd_context *cmd, int argc, char **argv)
struct vgcreate_params vp_new;
struct vgcreate_params vp_def;
char *vg_name_from, *vg_name_to;
- struct volume_group *vg_to, *vg_from;
+ struct volume_group *vg_to = NULL, *vg_from = NULL;
int opt;
int existing_vg;
int consistent;
+ int r = ECMD_FAILED;
const char *lv_name;
if ((arg_count(cmd, name_ARG) + argc) < 3) {
@@ -329,7 +330,7 @@ int vgsplit(struct cmd_context *cmd, int argc, char **argv)
log_verbose("Checking for new volume group \"%s\"", vg_name_to);
if (!lock_vol(cmd, vg_name_to, LCK_VG_WRITE | LCK_NONBLOCK)) {
log_error("Can't get lock for %s", vg_name_to);
- unlock_vg(cmd, vg_name_from);
+ unlock_release_vg(cmd, vg_from, vg_name_from);
return ECMD_FAILED;
}
@@ -358,15 +359,13 @@ int vgsplit(struct cmd_context *cmd, int argc, char **argv)
vp_def.clustered = 0;
if (fill_vg_create_params(cmd, vg_name_to, &vp_new, &vp_def)) {
- unlock_vg(cmd, vg_name_from);
- unlock_vg(cmd, vg_name_to);
- return EINVALID_CMD_LINE;
+ r = EINVALID_CMD_LINE;
+ goto bad;
}
if (validate_vg_create_params(cmd, &vp_new)) {
- unlock_vg(cmd, vg_name_from);
- unlock_vg(cmd, vg_name_to);
- return EINVALID_CMD_LINE;
+ r = EINVALID_CMD_LINE;
+ goto bad;
}
if (!(vg_to = vg_create(cmd, vg_name_to, vp_new.extent_size,
@@ -450,12 +449,14 @@ int vgsplit(struct cmd_context *cmd, int argc, char **argv)
* Finally, remove the EXPORTED flag from the new VG and write it out.
*/
consistent = 1;
- if (!test_mode() &&
- (!(vg_to = vg_read_internal(cmd, vg_name_to, NULL, &consistent)) ||
- !consistent)) {
- log_error("Volume group \"%s\" became inconsistent: please "
- "fix manually", vg_name_to);
- goto_bad;
+ if (!test_mode()) {
+ vg_release(vg_to);
+ if (!(vg_to = vg_read_internal(cmd, vg_name_to, NULL, &consistent)) ||
+ !consistent) {
+ log_error("Volume group \"%s\" became inconsistent: please "
+ "fix manually", vg_name_to);
+ goto_bad;
+ }
}
vg_to->status &= ~EXPORTED_VG;
@@ -465,16 +466,14 @@ int vgsplit(struct cmd_context *cmd, int argc, char **argv)
backup(vg_to);
- unlock_vg(cmd, vg_name_from);
- unlock_vg(cmd, vg_name_to);
-
log_print("%s volume group \"%s\" successfully split from \"%s\"",
existing_vg ? "Existing" : "New",
vg_to->name, vg_from->name);
- return ECMD_PROCESSED;
- bad:
- unlock_vg(cmd, vg_name_from);
- unlock_vg(cmd, vg_name_to);
- return ECMD_FAILED;
+ r = ECMD_PROCESSED;
+
+bad:
+ unlock_release_vg(cmd, vg_from, vg_name_from);
+ unlock_release_vg(cmd, vg_to, vg_name_to);
+ return r;
}
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