进程的PID 冬进程的pid字段 01095: pid_t pid; 01096: pid_t tgid; 00024: typedefkernel_pid_t pid_t; include/linux/types.h 00014: typedef int kernel_pid_t; include/asm-XXX/posix_typesYYY.h Pid最大值，参见kernel/pid.c 00045: int pid_max PID MAX DEFAULT; 顺序使用 && 00024: 循环使用 00025: This controls the default maximum pid allocated to a process 00026: */ include/linux/threads.h 00027: #define PID_MAX_DEFAULT (CONFIG_BASE_SMALL 0x1000 0x8000) 嵌入式系统实验室 2023/7/14 Linux操作系统分析 11/65 EMBEDDED SYSTEM LABORATORY SUZHOU INSTITUTE FON ADVANCED STUDY OF USTC2023/7/14 Linux操作系统分析 11/65 进程的PID ❖进程的pid字段 Pid最大值，参见kernel/pid.c 顺序使用 && 循环使用 include/linux/types.h include/asm-XXX/posix_typesYYY.h include/linux/threads.h