taglinefilesource code
swapout104include/linux/mm.hvoid (*swapout)(struct vm_area_struct *,  unsigned long, pte_t *);
swapout335mm/swap.cif (vma->vm_ops && vma->vm_ops->swapout)
swapout336mm/swap.cvma->vm_ops->swapout(vma, offset, page_table);