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vfs: take /proc/*/mounts and friends to fs/proc_namespace.c

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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>
This commit is contained in:
Al Viro
2011-12-06 12:21:54 -05:00
parent 3a2393d71d
commit 0226f4923f
6 changed files with 368 additions and 351 deletions
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30
include/linux/mnt_namespace.h
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@@ -2,38 +2,16 @@
#define _NAMESPACE_H_
#ifdef __KERNEL__
#include <linux/path.h>
#include <linux/seq_file.h>
#include <linux/wait.h>
struct mnt_namespace {
atomic_t count;
struct vfsmount * root;
struct list_head list;
wait_queue_head_t poll;
int event;
};
struct proc_mounts {
struct seq_file m; /* must be the first element */
struct mnt_namespace *ns;
struct path root;
};
struct mnt_namespace;
struct fs_struct;
extern struct mnt_namespace *copy_mnt_ns(unsigned long, struct mnt_namespace *,
struct fs_struct *);
extern void put_mnt_ns(struct mnt_namespace *ns);
static inline void get_mnt_ns(struct mnt_namespace *ns)
{
atomic_inc(&ns->count);
}
extern const struct seq_operations mounts_op;
extern const struct seq_operations mountinfo_op;
extern const struct seq_operations mountstats_op;
extern int mnt_had_events(struct proc_mounts *);
extern const struct file_operations proc_mounts_operations;
extern const struct file_operations proc_mountinfo_operations;
extern const struct file_operations proc_mountstats_operations;
#endif
#endif