2 * SPDX-License-Identifier: LGPL-2.1-only
4 * Copyright (C) 2019 Michael Jeanson <mjeanson@efficios.com>
11 * The lowest valid inode number that can be allocated in the proc filesystem
12 * is 0xF0000000. Any number below can be used internally as an error code.
14 * Zero is used in the kernel as an error code, it's the value we will return
15 * when we fail to read the proper inode number.
17 * One is used internally to identify an uninitialized cache entry, it should
22 NS_INO_UNAVAILABLE
= 0x0,
23 NS_INO_UNINITIALIZED
= 0x1,
24 NS_INO_MIN
= 0xF0000000,
28 * The longest possible namespace proc path is with the cgroup ns
29 * and the maximum theoretical linux pid of 536870912 :
31 * /proc/self/task/536870912/ns/cgroup
33 #define LTTNG_PROC_NS_PATH_MAX 40
35 #endif /* _LTTNG_NS_H */
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