417 	long	pagesize;  in page_in_core()  local
424 	pagesize = sysconf(_SC_PAGESIZE);  in page_in_core()
425 	if (pagesize < 0)  in page_in_core()
432 	offset = (offset / pagesize) * pagesize;  in page_in_core()
440 	*page_num = (length + pagesize - 1) / pagesize;  in page_in_core()
467 	long	pagesize = sysconf(_SC_PAGESIZE);  in defrag_fadvise()  local
475 	if (pagesize < 1)  in defrag_fadvise()
479 	offset = (offset / pagesize) * pagesize;  in defrag_fadvise()
483 		(loff_t)pagesize * page_num, sync_flag) < 0)  in defrag_fadvise()
491 			offset += pagesize;  in defrag_fadvise()
494 		if (posix_fadvise(fd, offset, pagesize, fadvise_flag) < 0) {  in defrag_fadvise()
500 		offset += pagesize;  in defrag_fadvise()