From 6b3286ed1169d74fea401367d6d4d6c6ec758a81 Mon Sep 17 00:00:00 2001
From: Kirill Korotaev <dev@sw.ru>
Date: Fri, 8 Dec 2006 02:37:56 -0800
Subject: [PATCH] rename struct namespace to struct mnt_namespace

Rename 'struct namespace' to 'struct mnt_namespace' to avoid confusion with
other namespaces being developped for the containers : pid, uts, ipc, etc.
'namespace' variables and attributes are also renamed to 'mnt_ns'

Signed-off-by: Kirill Korotaev <dev@sw.ru>
Signed-off-by: Cedric Le Goater <clg@fr.ibm.com>
Cc: Eric W. Biederman <ebiederm@xmission.com>
Cc: Herbert Poetzl <herbert@13thfloor.at>
Cc: Sukadev Bhattiprolu <sukadev@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---
 include/linux/init_task.h     |  2 +-
 include/linux/mnt_namespace.h | 42 ++++++++++++++++++++++++++++++++++++++++++
 include/linux/mount.h         |  4 ++--
 include/linux/namespace.h     | 42 ------------------------------------------
 include/linux/nsproxy.h       |  4 ++--
 5 files changed, 47 insertions(+), 47 deletions(-)
 create mode 100644 include/linux/mnt_namespace.h
 delete mode 100644 include/linux/namespace.h

(limited to 'include')

diff --git a/include/linux/init_task.h b/include/linux/init_task.h
index 848a68af3d4..5c4989172f7 100644
--- a/include/linux/init_task.h
+++ b/include/linux/init_task.h
@@ -76,7 +76,7 @@ extern struct nsproxy init_nsproxy;
 	.count		= ATOMIC_INIT(1),				\
 	.nslock		= __SPIN_LOCK_UNLOCKED(nsproxy.nslock),		\
 	.uts_ns		= &init_uts_ns,					\
-	.namespace	= NULL,						\
+	.mnt_ns		= NULL,						\
 	INIT_IPC_NS(ipc_ns)						\
 }
 
diff --git a/include/linux/mnt_namespace.h b/include/linux/mnt_namespace.h
new file mode 100644
index 00000000000..4af0b1fc282
--- /dev/null
+++ b/include/linux/mnt_namespace.h
@@ -0,0 +1,42 @@
+#ifndef _NAMESPACE_H_
+#define _NAMESPACE_H_
+#ifdef __KERNEL__
+
+#include <linux/mount.h>
+#include <linux/sched.h>
+#include <linux/nsproxy.h>
+
+struct mnt_namespace {
+	atomic_t		count;
+	struct vfsmount *	root;
+	struct list_head	list;
+	wait_queue_head_t poll;
+	int event;
+};
+
+extern int copy_mnt_ns(int, struct task_struct *);
+extern void __put_mnt_ns(struct mnt_namespace *ns);
+extern struct mnt_namespace *dup_mnt_ns(struct task_struct *,
+		struct fs_struct *);
+
+static inline void put_mnt_ns(struct mnt_namespace *ns)
+{
+	if (atomic_dec_and_lock(&ns->count, &vfsmount_lock))
+		/* releases vfsmount_lock */
+		__put_mnt_ns(ns);
+}
+
+static inline void exit_mnt_ns(struct task_struct *p)
+{
+	struct mnt_namespace *ns = p->nsproxy->mnt_ns;
+	if (ns)
+		put_mnt_ns(ns);
+}
+
+static inline void get_mnt_ns(struct mnt_namespace *ns)
+{
+	atomic_inc(&ns->count);
+}
+
+#endif
+#endif
diff --git a/include/linux/mount.h b/include/linux/mount.h
index 403d1a97c51..e357dc86a4d 100644
--- a/include/linux/mount.h
+++ b/include/linux/mount.h
@@ -20,7 +20,7 @@
 struct super_block;
 struct vfsmount;
 struct dentry;
-struct namespace;
+struct mnt_namespace;
 
 #define MNT_NOSUID	0x01
 #define MNT_NODEV	0x02
@@ -52,7 +52,7 @@ struct vfsmount {
 	struct list_head mnt_slave_list;/* list of slave mounts */
 	struct list_head mnt_slave;	/* slave list entry */
 	struct vfsmount *mnt_master;	/* slave is on master->mnt_slave_list */
-	struct namespace *mnt_namespace; /* containing namespace */
+	struct mnt_namespace *mnt_ns;	/* containing namespace */
 	int mnt_pinned;
 };
 
diff --git a/include/linux/namespace.h b/include/linux/namespace.h
deleted file mode 100644
index d137009f0b2..00000000000
--- a/include/linux/namespace.h
+++ /dev/null
@@ -1,42 +0,0 @@
-#ifndef _NAMESPACE_H_
-#define _NAMESPACE_H_
-#ifdef __KERNEL__
-
-#include <linux/mount.h>
-#include <linux/sched.h>
-#include <linux/nsproxy.h>
-
-struct namespace {
-	atomic_t		count;
-	struct vfsmount *	root;
-	struct list_head	list;
-	wait_queue_head_t poll;
-	int event;
-};
-
-extern int copy_namespace(int, struct task_struct *);
-extern void __put_namespace(struct namespace *namespace);
-extern struct namespace *dup_namespace(struct task_struct *, struct fs_struct *);
-
-static inline void put_namespace(struct namespace *namespace)
-{
-	if (atomic_dec_and_lock(&namespace->count, &vfsmount_lock))
-		/* releases vfsmount_lock */
-		__put_namespace(namespace);
-}
-
-static inline void exit_namespace(struct task_struct *p)
-{
-	struct namespace *namespace = p->nsproxy->namespace;
-	if (namespace) {
-		put_namespace(namespace);
-	}
-}
-
-static inline void get_namespace(struct namespace *namespace)
-{
-	atomic_inc(&namespace->count);
-}
-
-#endif
-#endif
diff --git a/include/linux/nsproxy.h b/include/linux/nsproxy.h
index 971d1c6dfc4..0aba1b1a39c 100644
--- a/include/linux/nsproxy.h
+++ b/include/linux/nsproxy.h
@@ -4,7 +4,7 @@
 #include <linux/spinlock.h>
 #include <linux/sched.h>
 
-struct namespace;
+struct mnt_namespace;
 struct uts_namespace;
 struct ipc_namespace;
 
@@ -25,7 +25,7 @@ struct nsproxy {
 	spinlock_t nslock;
 	struct uts_namespace *uts_ns;
 	struct ipc_namespace *ipc_ns;
-	struct namespace *namespace;
+	struct mnt_namespace *mnt_ns;
 };
 extern struct nsproxy init_nsproxy;
 
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