721 	unsigned long faddr, pfn, fpfn, lpfn, rpfn;  in swap_ra_info()  local
733 	fpfn = PFN_DOWN(faddr);  in swap_ra_info()
738 	ra_info->win = win = __swapin_nr_pages(pfn, fpfn, hits,  in swap_ra_info()
745 	if (fpfn == pfn + 1) {  in swap_ra_info()
746 		lpfn = fpfn;  in swap_ra_info()
747 		rpfn = fpfn + win;  in swap_ra_info()
748 	} else if (pfn == fpfn + 1) {  in swap_ra_info()
749 		lpfn = fpfn - win + 1;  in swap_ra_info()
750 		rpfn = fpfn + 1;  in swap_ra_info()
754 		lpfn = fpfn - left;  in swap_ra_info()
755 		rpfn = fpfn + win - left;  in swap_ra_info()
763 	ra_info->offset = fpfn - start;  in swap_ra_info()