heldby
for (lp = SH_LIST_FIRST(&sh_locker->heldby, __db_lock);
lp = SH_LIST_FIRST(&sh_locker->heldby, __db_lock)) {
SH_LIST_INSERT_HEAD(&sh_parent->heldby, lp,
for (lp = SH_LIST_FIRST(&sh_locker->heldby, __db_lock);
lp = SH_LIST_FIRST(&sh_locker->heldby, __db_lock)) {
for (lp = SH_LIST_FIRST(&sh_locker->heldby, __db_lock);
no_dd = SH_LIST_FIRST(&sh_locker->heldby, __db_lock) == NULL;
SH_LIST_INSERT_HEAD(&sh_locker->heldby, newl, locker_links, __db_lock);
SH_LIST_INIT(&sh_obj->heldby);
== 0 && SH_LIST_FIRST(&sh_locker->heldby, __db_lock) == NULL) {
lp = SH_LIST_FIRST(&lockerp->heldby, __db_lock);
lockp = SH_LIST_FIRST(&lockerp->heldby, __db_lock);
lp = SH_LIST_FIRST(&op->heldby, __db_lock);