lock_to_end
llfp_end = lock_to_end(llfp);
curfp_end = lock_to_end(curfp);
lost_flp_end = lock_to_end(lost_flp);
local_flp_end = lock_to_end(local_flp);
lost_flp_end = lock_to_end(lost_flp);
llp_ll_flock_end = lock_to_end(&llp->ll_flock);