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-rw-r--r--fs/namei.c24
1 files changed, 24 insertions, 0 deletions
diff --git a/fs/namei.c b/fs/namei.c
index 4e957bf744ae..19433cdba011 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -368,6 +368,18 @@ void path_get(struct path *path)
EXPORT_SYMBOL(path_get);
/**
+ * path_get_long - get a long reference to a path
+ * @path: path to get the reference to
+ *
+ * Given a path increment the reference count to the dentry and the vfsmount.
+ */
+void path_get_long(struct path *path)
+{
+ mntget_long(path->mnt);
+ dget(path->dentry);
+}
+
+/**
* path_put - put a reference to a path
* @path: path to put the reference to
*
@@ -381,6 +393,18 @@ void path_put(struct path *path)
EXPORT_SYMBOL(path_put);
/**
+ * path_put_long - put a long reference to a path
+ * @path: path to put the reference to
+ *
+ * Given a path decrement the reference count to the dentry and the vfsmount.
+ */
+void path_put_long(struct path *path)
+{
+ dput(path->dentry);
+ mntput_long(path->mnt);
+}
+
+/**
* nameidata_drop_rcu - drop this nameidata out of rcu-walk
* @nd: nameidata pathwalk data to drop
* @Returns: 0 on success, -ECHLID on failure