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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 <[email protected]>
This commit is contained in:
Al Viro 2011-12-06 12:21:54 -05:00
commit 0226f4923f
6 changed files with 368 additions and 351 deletions
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24
fs/mount.h
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@ -1,4 +1,14 @@
#include <linux/mount.h>
#include <linux/seq_file.h>
#include <linux/poll.h>
struct mnt_namespace {
atomic_t count;
struct vfsmount * root;
struct list_head list;
wait_queue_head_t poll;
int event;
};
struct mnt_pcp {
int mnt_count;
@ -49,3 +59,17 @@ static inline int mnt_has_parent(struct mount *mnt)
}
extern struct mount *__lookup_mnt(struct vfsmount *, struct dentry *, int);
static inline void get_mnt_ns(struct mnt_namespace *ns)
{
atomic_inc(&ns->count);
}
struct proc_mounts {
struct seq_file m; /* must be the first element */
struct mnt_namespace *ns;
struct path root;
int (*show)(struct seq_file *, struct vfsmount *);
};
extern const struct seq_operations mounts_op;