33 lines · c
1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */2 3#ifndef _UAPI_LINUX_PIDFD_H4#define _UAPI_LINUX_PIDFD_H5 6#include <linux/types.h>7#include <linux/fcntl.h>8#include <linux/ioctl.h>9 10/* Flags for pidfd_open(). */11#define PIDFD_NONBLOCK O_NONBLOCK12#define PIDFD_THREAD O_EXCL13 14/* Flags for pidfd_send_signal(). */15#define PIDFD_SIGNAL_THREAD (1UL << 0)16#define PIDFD_SIGNAL_THREAD_GROUP (1UL << 1)17#define PIDFD_SIGNAL_PROCESS_GROUP (1UL << 2)18 19#define PIDFS_IOCTL_MAGIC 0xFF20 21#define PIDFD_GET_CGROUP_NAMESPACE _IO(PIDFS_IOCTL_MAGIC, 1)22#define PIDFD_GET_IPC_NAMESPACE _IO(PIDFS_IOCTL_MAGIC, 2)23#define PIDFD_GET_MNT_NAMESPACE _IO(PIDFS_IOCTL_MAGIC, 3)24#define PIDFD_GET_NET_NAMESPACE _IO(PIDFS_IOCTL_MAGIC, 4)25#define PIDFD_GET_PID_NAMESPACE _IO(PIDFS_IOCTL_MAGIC, 5)26#define PIDFD_GET_PID_FOR_CHILDREN_NAMESPACE _IO(PIDFS_IOCTL_MAGIC, 6)27#define PIDFD_GET_TIME_NAMESPACE _IO(PIDFS_IOCTL_MAGIC, 7)28#define PIDFD_GET_TIME_FOR_CHILDREN_NAMESPACE _IO(PIDFS_IOCTL_MAGIC, 8)29#define PIDFD_GET_USER_NAMESPACE _IO(PIDFS_IOCTL_MAGIC, 9)30#define PIDFD_GET_UTS_NAMESPACE _IO(PIDFS_IOCTL_MAGIC, 10)31 32#endif /* _UAPI_LINUX_PIDFD_H */33