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lvconvert: display warning if raid1 LV image count does not change

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Fix "lvconvert -mN $RaidLV" to display a warning in
case the same number of images is being requested.

Resolves: https://bugzilla.redhat.com/show_bug.cgi?id=1774696
This commit is contained in:
Heinz Mauelshagen 2020-07-20 15:36:25 +02:00
parent 119d594788
commit 3c9177fdc0
1 changed files with 5 additions and 0 deletions
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5
lib/metadata/raid_manip.c
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@ -3229,6 +3229,11 @@ int lv_raid_change_image_count(struct logical_volume *lv, int yes, uint32_t new_
const char *level = seg->area_count == 1 ? "raid1 with " : ""; const char *level = seg->area_count == 1 ? "raid1 with " : "";
const char *resil = new_count < seg->area_count ? "reducing" : "enhancing"; const char *resil = new_count < seg->area_count ? "reducing" : "enhancing";
if (new_count == seg->area_count) {
log_warn("Type %s LV %s already has %u images.", lvseg_name(seg), display_lvname(lv), new_count);
return 1;
}
/* LV must be active to perform raid conversion operations */ /* LV must be active to perform raid conversion operations */
if (!lv_is_active(lv)) { if (!lv_is_active(lv)) {
log_error("%s must be active to perform this operation.", log_error("%s must be active to perform this operation.",