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-rw-r--r--fs/proc/internal.h5
-rw-r--r--fs/proc/namespaces.c7
2 files changed, 9 insertions, 3 deletions
diff --git a/fs/proc/internal.h b/fs/proc/internal.h
index aa7a0ee182e1..0fabc48d905f 100644
--- a/fs/proc/internal.h
+++ b/fs/proc/internal.h
@@ -57,6 +57,11 @@ union proc_op {
57 struct task_struct *task); 57 struct task_struct *task);
58}; 58};
59 59
60struct proc_ns {
61 struct ns_common *ns;
62 const struct proc_ns_operations *ns_ops;
63};
64
60struct proc_inode { 65struct proc_inode {
61 struct pid *pid; 66 struct pid *pid;
62 int fd; 67 int fd;
diff --git a/fs/proc/namespaces.c b/fs/proc/namespaces.c
index 995e8e98237d..18fc1cf899de 100644
--- a/fs/proc/namespaces.c
+++ b/fs/proc/namespaces.c
@@ -45,7 +45,7 @@ static const struct inode_operations ns_inode_operations = {
45static char *ns_dname(struct dentry *dentry, char *buffer, int buflen) 45static char *ns_dname(struct dentry *dentry, char *buffer, int buflen)
46{ 46{
47 struct inode *inode = dentry->d_inode; 47 struct inode *inode = dentry->d_inode;
48 const struct proc_ns_operations *ns_ops = PROC_I(inode)->ns.ns_ops; 48 const struct proc_ns_operations *ns_ops = dentry->d_fsdata;
49 49
50 return dynamic_dname(dentry, buffer, buflen, "%s:[%lu]", 50 return dynamic_dname(dentry, buffer, buflen, "%s:[%lu]",
51 ns_ops->name, inode->i_ino); 51 ns_ops->name, inode->i_ino);
@@ -75,6 +75,7 @@ static struct dentry *proc_ns_get_dentry(struct super_block *sb,
75 ns_ops->put(ns); 75 ns_ops->put(ns);
76 return ERR_PTR(-ENOMEM); 76 return ERR_PTR(-ENOMEM);
77 } 77 }
78 dentry->d_fsdata = (void *)ns_ops;
78 79
79 inode = iget_locked(sb, ns->inum); 80 inode = iget_locked(sb, ns->inum);
80 if (!inode) { 81 if (!inode) {
@@ -286,9 +287,9 @@ out_invalid:
286 return ERR_PTR(-EINVAL); 287 return ERR_PTR(-EINVAL);
287} 288}
288 289
289struct proc_ns *get_proc_ns(struct inode *inode) 290struct ns_common *get_proc_ns(struct inode *inode)
290{ 291{
291 return &PROC_I(inode)->ns; 292 return PROC_I(inode)->ns.ns;
292} 293}
293 294
294bool proc_ns_inode(struct inode *inode) 295bool proc_ns_inode(struct inode *inode)