| #ifndef __LINUX_NSFS_H |
| #define __LINUX_NSFS_H |
| |
| #include <linux/ioctl.h> |
| |
| #define NSIO 0xb7 |
| |
| /* Returns a file descriptor that refers to an owning user namespace */ |
| #define NS_GET_USERNS _IO(NSIO, 0x1) |
| /* Returns a file descriptor that refers to a parent namespace */ |
| #define NS_GET_PARENT _IO(NSIO, 0x2) |
| /* Returns the type of namespace (CLONE_NEW* value) referred to by |
| file descriptor */ |
| #define NS_GET_NSTYPE _IO(NSIO, 0x3) |
| /* Get owner UID (in the caller's user namespace) for a user namespace */ |
| #define NS_GET_OWNER_UID _IO(NSIO, 0x4) |
| |
| #endif /* __LINUX_NSFS_H */ |
