1 files changed, 8 insertions, 10 deletions

diff --git a/fs/sysfs/sysfs.h b/fs/sysfs/sysfs.h
index 7484a36ee678..6289a00287db 100644
--- a/fs/sysfs/sysfs.h
+++ b/fs/sysfs/sysfs.h
@@ -19,10 +19,8 @@ struct sysfs_open_dirent;
 struct sysfs_elem_dir {
         struct kobject          *kobj;
 
-        unsigned long           subdirs;
-
-        struct rb_root          inode_tree;
-        struct rb_root          name_tree;
+        /* children rbtree starts here and goes through sd->s_rb */
+        struct rb_root          children;
 };
 
 struct sysfs_elem_symlink {
@@ -62,8 +60,7 @@ struct sysfs_dirent {
         struct sysfs_dirent     *s_parent;
         const char              *s_name;
 
-        struct rb_node          inode_node;
-        struct rb_node          name_node;
+        struct rb_node          s_rb;
 
         union {
                 struct completion       *completion;
@@ -71,6 +68,7 @@ struct sysfs_dirent {
         } u;
 
         const void              *s_ns; /* namespace tag */
+        unsigned int            s_hash; /* ns + name hash */
         union {
                 struct sysfs_elem_dir           s_dir;
                 struct sysfs_elem_symlink       s_symlink;
@@ -78,9 +76,9 @@ struct sysfs_dirent {
                 struct sysfs_elem_bin_attr      s_bin_attr;
         };
 
-        unsigned int            s_flags;
+        unsigned short          s_flags;
         umode_t                 s_mode;
-        ino_t                   s_ino;
+        unsigned int            s_ino;
         struct sysfs_inode_attrs *s_iattr;
 };
 
@@ -95,11 +93,11 @@ struct sysfs_dirent {
 #define SYSFS_ACTIVE_REF                (SYSFS_KOBJ_ATTR | SYSFS_KOBJ_BIN_ATTR)
 
 /* identify any namespace tag on sysfs_dirents */
-#define SYSFS_NS_TYPE_MASK              0xff00
+#define SYSFS_NS_TYPE_MASK              0xf00
 #define SYSFS_NS_TYPE_SHIFT             8
 
 #define SYSFS_FLAG_MASK                 ~(SYSFS_NS_TYPE_MASK|SYSFS_TYPE_MASK)
-#define SYSFS_FLAG_REMOVED              0x020000
+#define SYSFS_FLAG_REMOVED              0x02000
 
 static inline unsigned int sysfs_type(struct sysfs_dirent *sd)
 {