4 files changed, 18 insertions, 17 deletions

diff --git a/fs/configfs/configfs_internal.h b/fs/configfs/configfs_internal.h
index 3f4ff7a242b9..f92cd303d2c9 100644
--- a/fs/configfs/configfs_internal.h
+++ b/fs/configfs/configfs_internal.h
@@ -49,7 +49,7 @@ struct configfs_dirent {
 #define CONFIGFS_NOT_PINNED     (CONFIGFS_ITEM_ATTR)
 
 extern struct vfsmount * configfs_mount;
-extern kmem_cache_t *configfs_dir_cachep;
+extern struct kmem_cache *configfs_dir_cachep;
 
 extern int configfs_is_root(struct config_item *item);
 
diff --git a/fs/configfs/dir.c b/fs/configfs/dir.c
index 8a3b6a1a6ad1..1814ba446809 100644
--- a/fs/configfs/dir.c
+++ b/fs/configfs/dir.c
@@ -93,8 +93,8 @@ static struct configfs_dirent *configfs_new_dirent(struct configfs_dirent * pare
  *
  * called with parent inode's i_mutex held
  */
-int configfs_dirent_exists(struct configfs_dirent *parent_sd,
-                           const unsigned char *new)
+static int configfs_dirent_exists(struct configfs_dirent *parent_sd,
+                                  const unsigned char *new)
 {
         struct configfs_dirent * sd;
 
@@ -980,7 +980,7 @@ int configfs_rename_dir(struct config_item * item, const char *new_name)
 
 static int configfs_dir_open(struct inode *inode, struct file *file)
 {
-        struct dentry * dentry = file->f_dentry;
+        struct dentry * dentry = file->f_path.dentry;
         struct configfs_dirent * parent_sd = dentry->d_fsdata;
 
         mutex_lock(&dentry->d_inode->i_mutex);
@@ -993,7 +993,7 @@ static int configfs_dir_open(struct inode *inode, struct file *file)
 
 static int configfs_dir_close(struct inode *inode, struct file *file)
 {
-        struct dentry * dentry = file->f_dentry;
+        struct dentry * dentry = file->f_path.dentry;
         struct configfs_dirent * cursor = file->private_data;
 
         mutex_lock(&dentry->d_inode->i_mutex);
@@ -1013,7 +1013,7 @@ static inline unsigned char dt_type(struct configfs_dirent *sd)
 
 static int configfs_readdir(struct file * filp, void * dirent, filldir_t filldir)
 {
-        struct dentry *dentry = filp->f_dentry;
+        struct dentry *dentry = filp->f_path.dentry;
         struct configfs_dirent * parent_sd = dentry->d_fsdata;
         struct configfs_dirent *cursor = filp->private_data;
         struct list_head *p, *q = &cursor->s_sibling;
@@ -1070,7 +1070,7 @@ static int configfs_readdir(struct file * filp, void * dirent, filldir_t filldir
 
 static loff_t configfs_dir_lseek(struct file * file, loff_t offset, int origin)
 {
-        struct dentry * dentry = file->f_dentry;
+        struct dentry * dentry = file->f_path.dentry;
 
         mutex_lock(&dentry->d_inode->i_mutex);
         switch (origin) {
@@ -1080,7 +1080,7 @@ static loff_t configfs_dir_lseek(struct file * file, loff_t offset, int origin)
                         if (offset >= 0)
                                 break;
                 default:
-                        mutex_unlock(&file->f_dentry->d_inode->i_mutex);
+                        mutex_unlock(&file->f_path.dentry->d_inode->i_mutex);
                         return -EINVAL;
         }
         if (offset != file->f_pos) {
@@ -1176,8 +1176,9 @@ void configfs_unregister_subsystem(struct configfs_subsystem *subsys)
                 return;
         }
 
-        mutex_lock(&configfs_sb->s_root->d_inode->i_mutex);
-        mutex_lock(&dentry->d_inode->i_mutex);
+        mutex_lock_nested(&configfs_sb->s_root->d_inode->i_mutex,
+                          I_MUTEX_PARENT);
+        mutex_lock_nested(&dentry->d_inode->i_mutex, I_MUTEX_CHILD);
         if (configfs_detach_prep(dentry)) {
                 printk(KERN_ERR "configfs: Tried to unregister non-empty subsystem!\n");
         }
diff --git a/fs/configfs/file.c b/fs/configfs/file.c
index cf33fac68c84..2a7cb086e80c 100644
--- a/fs/configfs/file.c
+++ b/fs/configfs/file.c
@@ -134,7 +134,7 @@ configfs_read_file(struct file *file, char __user *buf, size_t count, loff_t *pp
 
         down(&buffer->sem);
         if (buffer->needs_read_fill) {
-                if ((retval = fill_read_buffer(file->f_dentry,buffer)))
+                if ((retval = fill_read_buffer(file->f_path.dentry,buffer)))
                         goto out;
         }
         pr_debug("%s: count = %zd, ppos = %lld, buf = %s\n",
@@ -222,7 +222,7 @@ configfs_write_file(struct file *file, const char __user *buf, size_t count, lof
         down(&buffer->sem);
         len = fill_write_buffer(buffer, buf, count);
         if (len > 0)
-                len = flush_write_buffer(file->f_dentry, buffer, count);
+                len = flush_write_buffer(file->f_path.dentry, buffer, count);
         if (len > 0)
                 *ppos += len;
         up(&buffer->sem);
@@ -231,8 +231,8 @@ configfs_write_file(struct file *file, const char __user *buf, size_t count, lof
 
 static int check_perm(struct inode * inode, struct file * file)
 {
-        struct config_item *item = configfs_get_config_item(file->f_dentry->d_parent);
-        struct configfs_attribute * attr = to_attr(file->f_dentry);
+        struct config_item *item = configfs_get_config_item(file->f_path.dentry->d_parent);
+        struct configfs_attribute * attr = to_attr(file->f_path.dentry);
         struct configfs_buffer * buffer;
         struct configfs_item_operations * ops = NULL;
         int error = 0;
@@ -305,8 +305,8 @@ static int configfs_open_file(struct inode * inode, struct file * filp)
 
 static int configfs_release(struct inode * inode, struct file * filp)
 {
-        struct config_item * item = to_item(filp->f_dentry->d_parent);
-        struct configfs_attribute * attr = to_attr(filp->f_dentry);
+        struct config_item * item = to_item(filp->f_path.dentry->d_parent);
+        struct configfs_attribute * attr = to_attr(filp->f_path.dentry);
         struct module * owner = attr->ca_owner;
         struct configfs_buffer * buffer = filp->private_data;
 
diff --git a/fs/configfs/mount.c b/fs/configfs/mount.c
index 68bd5c93ca52..ed678529ebb2 100644
--- a/fs/configfs/mount.c
+++ b/fs/configfs/mount.c
@@ -38,7 +38,7 @@
 
 struct vfsmount * configfs_mount = NULL;
 struct super_block * configfs_sb = NULL;
-kmem_cache_t *configfs_dir_cachep;
+struct kmem_cache *configfs_dir_cachep;
 static int configfs_mnt_count = 0;
 
 static struct super_operations configfs_ops = {