swap_add_one      431 src/core/swap.c         r = swap_add_one(m, device, device, prio, set_flags);
swap_add_one      447 src/core/swap.c                 swap_add_one(m, dn, device, prio, set_flags);
swap_add_one      468 src/core/swap.c                 swap_add_one(m, p, device, prio, set_flags);