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systemid: Use temp status var for LVM_WRITE_LOCKED

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This commit is contained in:
Alasdair G Kergon 2015-03-09 19:18:14 +00:00
parent 458b0210d1
commit 379d9ec8ec
1 changed files with 13 additions and 10 deletions
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23
lib/format_text/import_vsn1.c
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@ -531,7 +531,7 @@ static int _read_lvnames(struct format_instance *fid __attribute__((unused)),
const char *str;
const struct dm_config_value *cv;
const char *hostname;
uint64_t timestamp = 0;
uint64_t timestamp = 0, lvstatus;
if (!(lv = alloc_lv(mem)))
return_0;
@ -544,16 +544,17 @@ static int _read_lvnames(struct format_instance *fid __attribute__((unused)),
return 0;
}
if (!_read_flag_config(lvn, &lv->status, LV_FLAGS)) {
if (!_read_flag_config(lvn, &lvstatus, LV_FLAGS)) {
log_error("Couldn't read status flags for logical volume %s.",
lv->name);
return 0;
}
if (lv->status & LVM_WRITE_LOCKED) {
lv->status |= LVM_WRITE;
lv->status &= ~LVM_WRITE_LOCKED;
if (lvstatus & LVM_WRITE_LOCKED) {
lvstatus |= LVM_WRITE;
lvstatus &= ~LVM_WRITE_LOCKED;
}
lv->status = lvstatus;
if (dm_config_has_node(lvn, "creation_time")) {
if (!_read_uint64(lvn, "creation_time", &timestamp)) {
@ -743,6 +744,7 @@ static struct volume_group *_read_vg(struct format_instance *fid,
struct dm_hash_table *pv_hash = NULL, *lv_hash = NULL;
unsigned scan_done_once = use_cached_pvs;
char *system_id;
uint64_t vgstatus;
/* skip any top-level values */
for (vgn = cft->root; (vgn && vgn->v); vgn = vgn->sib)
@ -806,7 +808,7 @@ static struct volume_group *_read_vg(struct format_instance *fid,
goto bad;
}
if (!_read_flag_config(vgn, &vg->status, VG_FLAGS)) {
if (!_read_flag_config(vgn, &vgstatus, VG_FLAGS)) {
log_error("Error reading flags of volume group %s.",
vg->name);
goto bad;
@ -815,15 +817,16 @@ static struct volume_group *_read_vg(struct format_instance *fid,
/*
* A system id without WRITE_LOCKED is an old lvm1 system id.
*/
if (!(vg->status & LVM_WRITE_LOCKED) && system_id[0]) {
if (!(vgstatus & LVM_WRITE_LOCKED) && system_id[0]) {
memcpy(vg->lvm1_system_id, system_id, NAME_LEN + 1);
memset(system_id, 0, NAME_LEN + 1);
}
if (vg->status & LVM_WRITE_LOCKED) {
vg->status |= LVM_WRITE;
vg->status &= ~LVM_WRITE_LOCKED;
if (vgstatus & LVM_WRITE_LOCKED) {
vgstatus |= LVM_WRITE;
vgstatus &= ~LVM_WRITE_LOCKED;
}
vg->status = vgstatus;
if (!_read_int32(vgn, "extent_size", &vg->extent_size)) {
log_error("Couldn't read extent size for volume group %s.",