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author | Al Viro <viro@zeniv.linux.org.uk> | 2011-12-06 18:21:54 +0100 |
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committer | Al Viro <viro@zeniv.linux.org.uk> | 2012-01-04 04:57:13 +0100 |
commit | 0226f4923f6c9b40cfa1c1c1b19a6ac6b3924ead (patch) | |
tree | cb0f26e6329e2222a9f3b8f85887f63980a01d37 /fs/mount.h | |
parent | vfs: opencode mntget() mnt_set_mountpoint() (diff) | |
download | linux-0226f4923f6c9b40cfa1c1c1b19a6ac6b3924ead.tar.xz linux-0226f4923f6c9b40cfa1c1c1b19a6ac6b3924ead.zip |
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 'fs/mount.h')
-rw-r--r-- | fs/mount.h | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/fs/mount.h b/fs/mount.h index e094c863c8af..c6e99e03350a 100644 --- a/fs/mount.h +++ b/fs/mount.h @@ -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; |