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fix mirror log manipulation during lv convert

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This commit is contained in:
Alasdair Kergon 2008-01-16 19:16:48 +00:00
parent 42a83262a1
commit 6dca497b27
1 changed files with 18 additions and 4 deletions
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22
tools/lvconvert.c
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@ -364,6 +364,17 @@ static int _insert_lvconvert_layer(struct cmd_context *cmd,
return 1;
}
/* walk down the stacked mirror LV to the original mirror LV */
static struct logical_volume *_original_lv(struct logical_volume *lv)
{
struct logical_volume *next_lv = lv, *tmp_lv;
while ((tmp_lv = find_temporary_mirror(next_lv)))
next_lv = tmp_lv;
return next_lv;
}
static int lvconvert_mirrors(struct cmd_context * cmd, struct logical_volume * lv,
struct lvconvert_params *lp)
{
@ -371,6 +382,7 @@ static int lvconvert_mirrors(struct cmd_context * cmd, struct logical_volume * l
uint32_t existing_mirrors;
const char *mirrorlog;
unsigned corelog = 0;
struct logical_volume *original_lv;
seg = first_seg(lv);
existing_mirrors = lv_mirror_count(lv);
@ -496,8 +508,9 @@ static int lvconvert_mirrors(struct cmd_context * cmd, struct logical_volume * l
}
if (lp->mirrors == existing_mirrors) {
original_lv = _original_lv(lv);
if (!seg->log_lv && !corelog) {
if (!add_mirror_log(cmd, lv, 1,
if (!add_mirror_log(cmd, original_lv, 1,
adjusted_mirror_region_size(
lv->vg->extent_size,
lv->le_count,
@ -505,7 +518,7 @@ static int lvconvert_mirrors(struct cmd_context * cmd, struct logical_volume * l
lp->pvh, lp->alloc))
return_0;
} else if (seg->log_lv && corelog) {
if (!remove_mirror_log(cmd, lv,
if (!remove_mirror_log(cmd, original_lv,
lp->pv_count ? lp->pvh : NULL))
return_0;
} else {
@ -526,8 +539,9 @@ static int lvconvert_mirrors(struct cmd_context * cmd, struct logical_volume * l
* insertion to make the end result consistent with
* linear-to-mirror conversion.
*/
original_lv = _original_lv(lv);
if (!seg->log_lv && !corelog) {
if (!add_mirror_log(cmd, lv, 1,
if (!add_mirror_log(cmd, original_lv, 1,
adjusted_mirror_region_size(
lv->vg->extent_size,
lv->le_count,
@ -535,7 +549,7 @@ static int lvconvert_mirrors(struct cmd_context * cmd, struct logical_volume * l
lp->pvh, lp->alloc))
return_0;
} else if (seg->log_lv && corelog) {
if (!remove_mirror_log(cmd, lv,
if (!remove_mirror_log(cmd, original_lv,
lp->pv_count ? lp->pvh : NULL))
return_0;
}