Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef _LINUX_PATH_H
3#define _LINUX_PATH_H
4
5struct dentry;
6struct vfsmount;
7
8struct path {
9 struct vfsmount *mnt;
10 struct dentry *dentry;
11} __randomize_layout;
12
13extern void path_get(const struct path *);
14extern void path_put(const struct path *);
15
16static inline int path_equal(const struct path *path1, const struct path *path2)
17{
18 return path1->mnt == path2->mnt && path1->dentry == path2->dentry;
19}
20
21static inline void path_put_init(struct path *path)
22{
23 path_put(path);
24 *path = (struct path) { };
25}
26
27/*
28 * Cleanup macro for use with __free(path_put). Avoids dereference and
29 * copying @path unlike DEFINE_FREE(). path_put() will handle the empty
30 * path correctly just ensure @path is initialized:
31 *
32 * struct path path __free(path_put) = {};
33 */
34#define __free_path_put path_put
35
36#endif /* _LINUX_PATH_H */