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Code Releases Activity

cache: validate for locked

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Add extra safety.
This commit is contained in:
Zdenek Kabelac 2014-10-20 14:58:29 +02:00
parent d4dab0aa34
commit 6e57dbfcaa
2 changed files with 13 additions and 0 deletions
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1
WHATS_NEW
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@ -1,5 +1,6 @@
Version 2.02.112 -
=====================================
Add extra validate for locked lv within validate_lv_cache_create().
Add internal lvseg_name() function.
Skip trying to file lock virtual internal vg name.
Fix selection on {vg,lv}_permissions fields to properly match selection criteria.

12
lib/metadata/cache_manip.c
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@ -104,6 +104,12 @@ int validate_lv_cache_create(const struct logical_volume *pool_lv,
return 0;
}
if (lv_is_locked(pool_lv)) {
log_error("Cannot use locked cache pool %s.",
display_lvname(pool_lv));
return 0;
}
if (origin_lv == pool_lv) {
log_error("Can't use same LV %s for cache pool and cache volume.",
display_lvname(pool_lv));
@ -119,6 +125,12 @@ int validate_lv_cache_create(const struct logical_volume *pool_lv,
}
}
if (lv_is_locked(origin_lv)) {
log_error("Cannot use locked origin volume %s.",
display_lvname(origin_lv));
return 0;
}
/* For now we only support conversion of thin pool data volume */
if (!lv_is_visible(origin_lv) && !lv_is_thin_pool_data(origin_lv)) {
log_error("Can't convert internal LV %s.", display_lvname(origin_lv));