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6f52b16c | 1 | /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ |
6786741d AV |
2 | #ifndef __LINUX_NSFS_H |
3 | #define __LINUX_NSFS_H | |
4 | ||
5 | #include <linux/ioctl.h> | |
6 | ||
7 | #define NSIO 0xb7 | |
8 | ||
9 | /* Returns a file descriptor that refers to an owning user namespace */ | |
d95fa3c7 | 10 | #define NS_GET_USERNS _IO(NSIO, 0x1) |
a7306ed8 | 11 | /* Returns a file descriptor that refers to a parent namespace */ |
d95fa3c7 | 12 | #define NS_GET_PARENT _IO(NSIO, 0x2) |
e5ff5ce6 MK |
13 | /* Returns the type of namespace (CLONE_NEW* value) referred to by |
14 | file descriptor */ | |
d95fa3c7 MK |
15 | #define NS_GET_NSTYPE _IO(NSIO, 0x3) |
16 | /* Get owner UID (in the caller's user namespace) for a user namespace */ | |
17 | #define NS_GET_OWNER_UID _IO(NSIO, 0x4) | |
6786741d AV |
18 | |
19 | #endif /* __LINUX_NSFS_H */ |