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cachepool: skip wipe for nonzeroeable segments

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Avoid activation when going to skip zeroing of 'error' segtype
(so it's not erroring out).
Also skip zeroing for 'zero' segtype LV (already being zero).
This commit is contained in:
Zdenek Kabelac 2023-07-04 13:29:00 +02:00
parent 558890ad0e
commit 9bbbc1b265
1 changed files with 11 additions and 0 deletions
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11
lib/metadata/cache_manip.c
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@ -1249,6 +1249,7 @@ int cache_set_params(struct lv_segment *seg,
int wipe_cache_pool(struct logical_volume *cache_pool_lv) int wipe_cache_pool(struct logical_volume *cache_pool_lv)
{ {
int r; int r;
struct logical_volume *cache_data_lv;
/* Only unused cache-pool could be activated and wiped */ /* Only unused cache-pool could be activated and wiped */
if (lv_is_used_cache_pool(cache_pool_lv) || lv_is_cache_vol(cache_pool_lv)) { if (lv_is_used_cache_pool(cache_pool_lv) || lv_is_cache_vol(cache_pool_lv)) {
@ -1257,6 +1258,16 @@ int wipe_cache_pool(struct logical_volume *cache_pool_lv)
return 0; return 0;
} }
cache_data_lv = (lv_is_cache_pool(cache_pool_lv)) ?
seg_lv(first_seg(cache_pool_lv), 0) : cache_pool_lv;
if (cache_data_lv && seg_cannot_be_zeroed(first_seg(cache_data_lv))) {
log_debug("Skipping wipe of %s volume with %s segtype.",
display_lvname(cache_data_lv),
first_seg(cache_data_lv)->segtype->name);
return 1;
}
cache_pool_lv->status |= LV_TEMPORARY; cache_pool_lv->status |= LV_TEMPORARY;
if (!activate_lv(cache_pool_lv->vg->cmd, cache_pool_lv)) { if (!activate_lv(cache_pool_lv->vg->cmd, cache_pool_lv)) {
log_error("Aborting. Failed to activate cache pool %s.", log_error("Aborting. Failed to activate cache pool %s.",