Merge commit 'v3.2-rc2' into fbdev-next

1 files changed, 14 insertions, 3 deletions

diff --git a/fs/sysfs/sysfs.h b/fs/sysfs/sysfs.h
index 845ab3ad229..ce29e28b766 100644
--- a/fs/sysfs/sysfs.h
+++ b/fs/sysfs/sysfs.h
@@ -11,14 +11,18 @@
 #include <linux/lockdep.h>
 #include <linux/kobject_ns.h>
 #include <linux/fs.h>
+#include <linux/rbtree.h>
 
 struct sysfs_open_dirent;
 
 /* type-specific structures for sysfs_dirent->s_* union members */
 struct sysfs_elem_dir {
 	struct kobject		*kobj;
-	/* children list starts here and goes through sd->s_sibling */
-	struct sysfs_dirent	*children;
+
+	unsigned long		subdirs;
+
+	struct rb_root		inode_tree;
+	struct rb_root		name_tree;
 };
 
 struct sysfs_elem_symlink {
@@ -56,9 +60,16 @@ struct sysfs_dirent {
 	struct lockdep_map	dep_map;
 #endif
 	struct sysfs_dirent	*s_parent;
-	struct sysfs_dirent	*s_sibling;
 	const char		*s_name;
 
+	struct rb_node		inode_node;
+	struct rb_node		name_node;
+
+	union {
+		struct completion	*completion;
+		struct sysfs_dirent	*removed_list;
+	} u;
+
 	const void		*s_ns; /* namespace tag */
 	union {
 		struct sysfs_elem_dir		s_dir;