Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs-2.6

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs-2.6:
  [patch 7/7] vfs: mountinfo: show dominating group id
  [patch 6/7] vfs: mountinfo: add /proc/<pid>/mountinfo
  [patch 5/7] vfs: mountinfo: allow using process root
  [patch 4/7] vfs: mountinfo: add mount peer group ID
  [patch 3/7] vfs: mountinfo: add mount ID
  [patch 2/7] vfs: mountinfo: add seq_file_root()
  [patch 1/7] vfs: mountinfo: add dentry_path()
  [PATCH] remove unused label in xattr.c (noise from ro-bind)

4 files changed, 20 insertions, 0 deletions

diff --git a/include/linux/dcache.h b/include/linux/dcache.h
index fabd16d03a27..cfb1627ac51c 100644
--- a/include/linux/dcache.h
+++ b/include/linux/dcache.h
@@ -301,7 +301,9 @@ extern int d_validate(struct dentry *, struct dentry *);
  */
 extern char *dynamic_dname(struct dentry *, char *, int, const char *, ...);
 
+extern char *__d_path(const struct path *path, struct path *root, char *, int);
 extern char *d_path(struct path *, char *, int);
+extern char *dentry_path(struct dentry *, char *, int);
 
 /* Allocation counts.. */
 
diff --git a/include/linux/mnt_namespace.h b/include/linux/mnt_namespace.h
index 8eed44f8ca73..830bbcd449d6 100644
--- a/include/linux/mnt_namespace.h
+++ b/include/linux/mnt_namespace.h
@@ -5,6 +5,7 @@
 #include <linux/mount.h>
 #include <linux/sched.h>
 #include <linux/nsproxy.h>
+#include <linux/seq_file.h>
 
 struct mnt_namespace {
         atomic_t                count;
@@ -14,6 +15,13 @@ struct mnt_namespace {
         int event;
 };
 
+struct proc_mounts {
+        struct seq_file m; /* must be the first element */
+        struct mnt_namespace *ns;
+        struct path root;
+        int event;
+};
+
 extern struct mnt_namespace *copy_mnt_ns(unsigned long, struct mnt_namespace *,
                 struct fs_struct *);
 extern void __put_mnt_ns(struct mnt_namespace *ns);
@@ -37,5 +45,9 @@ 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;
+
 #endif
 #endif
diff --git a/include/linux/mount.h b/include/linux/mount.h
index 87b24cea1863..b4836d58f428 100644
--- a/include/linux/mount.h
+++ b/include/linux/mount.h
@@ -56,6 +56,8 @@ struct vfsmount {
         struct list_head mnt_slave;     /* slave list entry */
         struct vfsmount *mnt_master;    /* slave is on master->mnt_slave_list */
         struct mnt_namespace *mnt_ns;   /* containing namespace */
+        int mnt_id;                     /* mount identifier */
+        int mnt_group_id;               /* peer group identifier */
         /*
          * We put mnt_count & mnt_expiry_mark at the end of struct vfsmount
          * to let these frequently modified fields in a separate cache line
diff --git a/include/linux/seq_file.h b/include/linux/seq_file.h
index d65796dc26d9..5b5369c3c209 100644
--- a/include/linux/seq_file.h
+++ b/include/linux/seq_file.h
@@ -10,6 +10,7 @@ struct seq_operations;
 struct file;
 struct path;
 struct inode;
+struct dentry;
 
 struct seq_file {
         char *buf;
@@ -44,6 +45,9 @@ int seq_printf(struct seq_file *, const char *, ...)
         __attribute__ ((format (printf,2,3)));
 
 int seq_path(struct seq_file *, struct path *, char *);
+int seq_dentry(struct seq_file *, struct dentry *, char *);
+int seq_path_root(struct seq_file *m, struct path *path, struct path *root,
+                  char *esc);
 
 int single_open(struct file *, int (*)(struct seq_file *, void *), void *);
 int single_release(struct inode *, struct file *);