shaba/lvm2
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vgmerge: support option --poolmetadataspare

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This commit is contained in:
Zdenek Kabelac 2021-07-23 16:32:35 +02:00
parent 9cbc9e8296
commit 4b856476e9
4 changed files with 17 additions and 2 deletions
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2
WHATS_NEW
View File

@ -1,6 +1,6 @@
Version 2.03.13 -
===============================
Support --poolmetadataspare with vgsplit.
Support --poolmetadataspare with vgsplit and vgmerge.
Fix detection of active components of external origin volume.
Add vdoimport tool to support conversion of VDO volumes.
Support configurable allocation/vdo_pool_header_size.

9
man/vgmerge.8_pregen
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@ -27,6 +27,8 @@ of both VGs fit into the destination VG's limits.
.br
[ \fB-l\fP|\fB--list\fP ]
.br
[ \fB--poolmetadataspare\fP \fBy\fP|\fBn\fP ]
.br
[ COMMON_OPTIONS ]
.ad b
.RE
@ -147,6 +149,13 @@ Display long help text.
Disable locking.
.
.HP
\fB--poolmetadataspare\fP \fBy\fP|\fBn\fP
.br
Enable or disable the automatic creation and management of a
spare pool metadata LV in the VG. A spare metadata LV is reserved
space that can be used when repairing a pool.
.
.HP
\fB--profile\fP \fIString\fP
.br
An alias for --commandprofile or --metadataprofile, depending

2
tools/command-lines.in
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@ -1847,7 +1847,7 @@ DESC: Add devices from all accessible VGs to the devices file.
---
vgmerge VG VG
OO: --autobackup Bool, --list
OO: --autobackup Bool, --list, --poolmetadataspare Bool
ID: vgmerge_general
---

6
tools/vgmerge.c
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@ -64,6 +64,8 @@ static int _vgmerge_single(struct cmd_context *cmd, const char *vg_name_to,
struct lv_list *lvl1, *lvl2;
int r = ECMD_FAILED;
int lock_vg_from_first = 0;
struct logical_volume *lv;
int poolmetadataspare = arg_int_value(cmd, poolmetadataspare_ARG, DEFAULT_POOL_METADATA_SPARE);
if (!strcmp(vg_name_to, vg_name_from)) {
log_error("Duplicate volume group name \"%s\"", vg_name_from);
@ -185,6 +187,10 @@ static int _vgmerge_single(struct cmd_context *cmd, const char *vg_name_to,
/* Flag up that some PVs have moved from another VG */
vg_to->old_name = vg_from->name;
/* Check whether size of pmspare is big enough now for merged VG */
if (!handle_pool_metadata_spare(vg_to, 0, &vg_to->pvs, poolmetadataspare))
goto_bad;
/* store it on disks */
log_verbose("Writing out updated volume group");
if (!vg_write(vg_to) || !vg_commit(vg_to))