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authorAl Viro <viro@zeniv.linux.org.uk>2011-12-06 12:21:54 -0500
committerAl Viro <viro@zeniv.linux.org.uk>2012-01-03 22:57:13 -0500
commit0226f4923f6c9b40cfa1c1c1b19a6ac6b3924ead (patch)
treecb0f26e6329e2222a9f3b8f85887f63980a01d37 /include/linux/mnt_namespace.h
parent3a2393d71d77b034669d495b49c212a87e04abdc (diff)
vfs: take /proc/*/mounts and friends to fs/proc_namespace.c
rationale: that stuff is far tighter bound to fs/namespace.c than to the guts of procfs proper. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'include/linux/mnt_namespace.h')
-rw-r--r--include/linux/mnt_namespace.h30
1 files changed, 4 insertions, 26 deletions
diff --git a/include/linux/mnt_namespace.h b/include/linux/mnt_namespace.h
index e87ec01aac9d..5a8e3903d770 100644
--- a/include/linux/mnt_namespace.h
+++ b/include/linux/mnt_namespace.h
@@ -2,38 +2,16 @@
2#define _NAMESPACE_H_ 2#define _NAMESPACE_H_
3#ifdef __KERNEL__ 3#ifdef __KERNEL__
4 4
5#include <linux/path.h> 5struct mnt_namespace;
6#include <linux/seq_file.h>
7#include <linux/wait.h>
8
9struct mnt_namespace {
10 atomic_t count;
11 struct vfsmount * root;
12 struct list_head list;
13 wait_queue_head_t poll;
14 int event;
15};
16
17struct proc_mounts {
18 struct seq_file m; /* must be the first element */
19 struct mnt_namespace *ns;
20 struct path root;
21};
22
23struct fs_struct; 6struct fs_struct;
24 7
25extern struct mnt_namespace *copy_mnt_ns(unsigned long, struct mnt_namespace *, 8extern struct mnt_namespace *copy_mnt_ns(unsigned long, struct mnt_namespace *,
26 struct fs_struct *); 9 struct fs_struct *);
27extern void put_mnt_ns(struct mnt_namespace *ns); 10extern void put_mnt_ns(struct mnt_namespace *ns);
28static inline void get_mnt_ns(struct mnt_namespace *ns)
29{
30 atomic_inc(&ns->count);
31}
32 11
33extern const struct seq_operations mounts_op; 12extern const struct file_operations proc_mounts_operations;
34extern const struct seq_operations mountinfo_op; 13extern const struct file_operations proc_mountinfo_operations;
35extern const struct seq_operations mountstats_op; 14extern const struct file_operations proc_mountstats_operations;
36extern int mnt_had_events(struct proc_mounts *);
37 15
38#endif 16#endif
39#endif 17#endif