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integrity: round meta size up to minimum one extent

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If VG extents are larger than the required integrity metadata size,
use one extent as the size.
This commit is contained in:
David Teigland 2025-03-03 11:27:04 -05:00
parent 381b45b5a9
commit 7dd2f101c7
1 changed files with 8 additions and 0 deletions
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8
lib/metadata/integrity_manip.c
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@ -132,6 +132,12 @@ static int _lv_create_integrity_metadata(struct cmd_context *cmd,
meta_sectors = meta_bytes / 512;
lp_meta.extents = meta_sectors / vg->extent_size;
/* Use one extent if the VG extent size is larger than the number of sectors needed. */
if (!lp_meta.extents) {
log_debug("Round integrity meta size up to one extent.");
lp_meta.extents = 1;
}
log_verbose("Creating integrity metadata LV %s with size %s.",
metaname, display_size(cmd, meta_sectors));
@ -197,6 +203,8 @@ int lv_extend_integrity_in_raid(struct logical_volume *lv, struct dm_list *pvh)
meta_bytes = _lv_size_bytes_to_integrity_meta_bytes(lv_size_bytes, 0, 0);
meta_sectors = meta_bytes / 512;
meta_extents = meta_sectors / vg->extent_size;
if (!meta_extents)
meta_extents = 1;
prev_meta_sectors = lv_imeta->size;
prev_meta_extents = prev_meta_sectors / vg->extent_size;