state flags need resched counter nike = next task prev task -。-一 run_list 中中=于m中✉ ttystruct p_optr 444a=4 tty assocloted with the process P_pptr 一 作struct Corent directory 当。= tty ■} ACLAASEL8 files struct ointers t加fe descnptors mmstruct thread Pant超s to memory wreds descnotors fs signal struct files mm Signais received sigmask_lock sig 室 JRY2023/7/14 Linux操作系统分析 7/65