wrappers for ->i_mutex access

parallel to mutex_{lock,unlock,trylock,is_locked,lock_nested},
inode_foo(inode) being mutex_foo(&inode->i_mutex).

Please, use those for access to ->i_mutex; over the coming cycle
->i_mutex will become rwsem, with ->lookup() done with it held
only shared.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

1 files changed, 4 insertions, 4 deletions

diff --git a/fs/configfs/file.c b/fs/configfs/file.c
index 3687187c8ea5..33b7ee34eda5 100644
--- a/fs/configfs/file.c
+++ b/fs/configfs/file.c
@@ -540,10 +540,10 @@ int configfs_create_file(struct config_item * item, const struct configfs_attrib
         umode_t mode = (attr->ca_mode & S_IALLUGO) | S_IFREG;
         int error = 0;
 
-        mutex_lock_nested(&d_inode(dir)->i_mutex, I_MUTEX_NORMAL);
+        inode_lock_nested(d_inode(dir), I_MUTEX_NORMAL);
         error = configfs_make_dirent(parent_sd, NULL, (void *) attr, mode,
                                      CONFIGFS_ITEM_ATTR);
-        mutex_unlock(&d_inode(dir)->i_mutex);
+        inode_unlock(d_inode(dir));
 
         return error;
 }
@@ -562,10 +562,10 @@ int configfs_create_bin_file(struct config_item *item,
         umode_t mode = (bin_attr->cb_attr.ca_mode & S_IALLUGO) | S_IFREG;
         int error = 0;
 
-        mutex_lock_nested(&dir->d_inode->i_mutex, I_MUTEX_NORMAL);
+        inode_lock_nested(dir->d_inode, I_MUTEX_NORMAL);
         error = configfs_make_dirent(parent_sd, NULL, (void *) bin_attr, mode,
                                      CONFIGFS_ITEM_BIN_ATTR);
-        mutex_unlock(&dir->d_inode->i_mutex);
+        inode_unlock(dir->d_inode);
 
         return error;
 }