common object embedded into various struct ....ns

for now - just move corresponding ->proc_inum instances over there

Acked-by: "Eric W. Biederman" <ebiederm@xmission.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

2 files changed, 5 insertions, 4 deletions

diff --git a/fs/mount.h b/fs/mount.h
index f82c62840905..0ad6f760ce52 100644
--- a/fs/mount.h
+++ b/fs/mount.h
@@ -1,10 +1,11 @@
 #include <linux/mount.h>
 #include <linux/seq_file.h>
 #include <linux/poll.h>
+#include <linux/ns_common.h>
 
 struct mnt_namespace {
         atomic_t                count;
-        unsigned int            proc_inum;
+        struct ns_common        ns;
         struct mount *  root;
         struct list_head        list;
         struct user_namespace   *user_ns;
diff --git a/fs/namespace.c b/fs/namespace.c
index 5b66b2b3624d..adc2ea2532a0 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -2640,7 +2640,7 @@ dput_out:
 
 static void free_mnt_ns(struct mnt_namespace *ns)
 {
-        proc_free_inum(ns->proc_inum);
+        proc_free_inum(ns->ns.inum);
         put_user_ns(ns->user_ns);
         kfree(ns);
 }
@@ -2662,7 +2662,7 @@ static struct mnt_namespace *alloc_mnt_ns(struct user_namespace *user_ns)
         new_ns = kmalloc(sizeof(struct mnt_namespace), GFP_KERNEL);
         if (!new_ns)
                 return ERR_PTR(-ENOMEM);
-        ret = proc_alloc_inum(&new_ns->proc_inum);
+        ret = proc_alloc_inum(&new_ns->ns.inum);
         if (ret) {
                 kfree(new_ns);
                 return ERR_PTR(ret);
@@ -3201,7 +3201,7 @@ static int mntns_install(struct nsproxy *nsproxy, void *ns)
 static unsigned int mntns_inum(void *ns)
 {
         struct mnt_namespace *mnt_ns = ns;
-        return mnt_ns->proc_inum;
+        return mnt_ns->ns.inum;
 }
 
 const struct proc_ns_operations mntns_operations = {