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writecache: don't pvmove device used by writecache

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The existing check didn't cover the unusual case where the
cachevol exists on the same device as the origin LV.
This commit is contained in:
David Teigland 2021-06-02 11:12:20 -05:00
parent 247f69f9aa
commit e7f107c246
1 changed files with 9 additions and 0 deletions
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9
tools/pvmove.c
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@ -387,6 +387,15 @@ static struct logical_volume *_set_up_pvmove_lv(struct cmd_context *cmd,
return NULL;
}
if (lv_is_writecache(lv)) {
struct logical_volume *lv_cachevol = first_seg(lv)->writecache;
if (lv_is_on_pvs(lv_cachevol, source_pvl)) {
log_error("Unable to move device used for writecache cachevol %s.", display_lvname(lv_cachevol));
return NULL;
}
}
if (lv_is_raid(lv) && lv_raid_has_integrity(lv)) {
log_error("Unable to pvmove device used for raid with integrity.");
return NULL;