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authorRam Pai <linuxram@us.ibm.com>2005-11-07 17:19:07 -0500
committerLinus Torvalds <torvalds@g5.osdl.org>2005-11-07 18:18:10 -0800
commit07b20889e3052c7e77d6a6a54e7e83446eb1ba84 (patch)
tree616ac5b7eef3092e105d3b41e7bd2052558b064b /fs/pnode.c
parent390c684367de37e1c2f9005cf92f7a746c69fdd3 (diff)
[PATCH] beginning of the shared-subtree proper
A private mount does not forward or receive propagation. This patch provides user the ability to convert any mount to private. Signed-off-by: Ram Pai <linuxram@us.ibm.com> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'fs/pnode.c')
-rw-r--r--fs/pnode.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/fs/pnode.c b/fs/pnode.c
new file mode 100644
index 00000000000..aaa0dffda12
--- /dev/null
+++ b/fs/pnode.c
@@ -0,0 +1,17 @@
+/*
+ * linux/fs/pnode.c
+ *
+ * (C) Copyright IBM Corporation 2005.
+ * Released under GPL v2.
+ * Author : Ram Pai (linuxram@us.ibm.com)
+ *
+ */
+#include <linux/namespace.h>
+#include <linux/mount.h>
+#include <linux/fs.h>
+#include "pnode.h"
+
+void change_mnt_propagation(struct vfsmount *mnt, int type)
+{
+ mnt->mnt_flags &= ~MNT_PNODE_MASK;
+}