Re: [PATCH] PCI and sysfs fixes for 2.5.74

[Greg KH <greg@kroah.com>]

ChangeSet 1.1374, 2003/07/03 17:43:18-07:00, greg@kroah.com

[PATCH] sysfs: add sysfs_rename_dir()
Based on a patch written by Dan Aloni <da-x@gmx.net>


 fs/sysfs/dir.c        |   22 ++++++++++++++++++++++
 include/linux/sysfs.h |    3 +++
 2 files changed, 25 insertions(+)


diff -Nru a/fs/sysfs/dir.c b/fs/sysfs/dir.c
--- a/fs/sysfs/dir.c	Thu Jul  3 18:15:51 2003
+++ b/fs/sysfs/dir.c	Thu Jul  3 18:15:51 2003
@@ -121,7 +121,29 @@
 	dput(parent);
 }
 
+void sysfs_rename_dir(struct kobject * kobj, char *new_name)
+{
+	struct dentry * new_dentry, * parent;
+
+	if (!strcmp(kobj->name, new_name))
+		return;
+
+	if (!kobj->parent)
+		return;
+
+	parent = kobj->parent->dentry;
+
+	down(&parent->d_inode->i_sem);
+
+	new_dentry = sysfs_get_dentry(parent, new_name);
+	d_move(kobj->dentry, new_dentry);
+
+	strlcpy(kobj->name, new_name, KOBJ_NAME_LEN);
+
+	up(&parent->d_inode->i_sem);	
+}
 
 EXPORT_SYMBOL(sysfs_create_dir);
 EXPORT_SYMBOL(sysfs_remove_dir);
+EXPORT_SYMBOL(sysfs_rename_dir);
 
diff -Nru a/include/linux/sysfs.h b/include/linux/sysfs.h
--- a/include/linux/sysfs.h	Thu Jul  3 18:15:51 2003
+++ b/include/linux/sysfs.h	Thu Jul  3 18:15:51 2003
@@ -39,6 +39,9 @@
 extern void
 sysfs_remove_dir(struct kobject *);
 
+extern void
+sysfs_rename_dir(struct kobject *, char *new_name);
+
 extern int
 sysfs_create_file(struct kobject *, struct attribute *);