Now __create_dir() accepts inode operations and private data.
I will use this generic call in next path to create directory
with temporary files.
Signed-off-by: Roman Pen <r.peni...@gmail.com>
Cc: Greg Kroah-Hartman <gre...@linuxfoundation.org>
Cc: linux-kernel@vger.kernel.org
---
fs/debugfs/inode.c | 48 ++++++++++++++++++++++++++++--------------------
1 file changed, 28 insertions(+), 20 deletions(-)
diff --git a/fs/debugfs/inode.c b/fs/debugfs/inode.c
index b7fcc0d..f1c4f80 100644
--- a/fs/debugfs/inode.c
+++ b/fs/debugfs/inode.c
@@ -388,25 +388,9 @@ struct dentry *debugfs_create_file_size(const char *name,
umode_t mode,
}
EXPORT_SYMBOL_GPL(debugfs_create_file_size);
-/**
- * debugfs_create_dir - create a directory in the debugfs filesystem
- * @name: a pointer to a string containing the name of the directory to
- * create.
- * @parent: a pointer to the parent dentry for this file. This should be a
- * directory dentry if set. If this parameter is NULL, then the
- * directory will be created in the root of the debugfs filesystem.
- *
- * This function creates a directory in debugfs with the given name.
- *
- * This function will return a pointer to a dentry if it succeeds. This
- * pointer must be passed to the debugfs_remove() function when the file is
- * to be removed (no automatic cleanup happens if your module is unloaded,
- * you are responsible here.) If an error occurs, %NULL will be returned.
- *
- * If debugfs is not enabled in the kernel, the value -%ENODEV will be
- * returned.
- */
-struct dentry *debugfs_create_dir(const char *name, struct dentry *parent)
+static struct dentry *__create_dir(const char *name,
+ struct dentry *parent, void *data,
+ const struct inode_operations *i_op)
{
struct dentry *dentry = start_creating(name, parent);
struct inode *inode;
@@ -419,7 +403,8 @@ struct dentry *debugfs_create_dir(const char *name, struct
dentry *parent)
return failed_creating(dentry);
inode->i_mode = S_IFDIR | S_IRWXU | S_IRUGO | S_IXUGO;
- inode->i_op = &simple_dir_inode_operations;
+ inode->i_op = i_op;
+ inode->i_private = data;
inode->i_fop = &simple_dir_operations;
/* directory inodes start off with i_nlink == 2 (for "." entry) */
@@ -429,6 +414,29 @@ struct dentry *debugfs_create_dir(const char *name, struct
dentry *parent)
fsnotify_mkdir(d_inode(dentry->d_parent), dentry);
return end_creating(dentry);
}
+
+/**
+ * debugfs_create_dir - create a directory in the debugfs filesystem
+ * @name: a pointer to a string containing the name of the directory to
+ * create.
+ * @parent: a pointer to the parent dentry for this file. This should be a
+ * directory dentry if set. If this parameter is NULL, then the
+ * directory will be created in the root of the debugfs filesystem.
+ *
+ * This function creates a directory in debugfs with the given name.
+ *
+ * This function will return a pointer to a dentry if it succeeds. This
+ * pointer must be passed to the debugfs_remove() function when the file is
+ * to be removed (no automatic cleanup happens if your module is unloaded,
+ * you are responsible here.) If an error occurs, %NULL will be returned.
+ *
+ * If debugfs is not enabled in the kernel, the value -%ENODEV will be
+ * returned.
+ */
+struct dentry *debugfs_create_dir(const char *name, struct dentry *parent)
+{
+ return __create_dir(name, parent, NULL, &simple_dir_inode_operations);
+}
EXPORT_SYMBOL_GPL(debugfs_create_dir);
/**
--
2.6.2
--
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