--- fs/btrfs/btrfs_inode.h

+++ fs/btrfs/btrfs_inode.h

@@ -44,9 +44,6 @@ struct btrfs_inode {

*/

struct extent_io_tree io_failure_tree;

- /* held while inesrting or deleting extents from files */

- struct mutex extent_mutex;

-

/* held while logging the inode in tree-log.c */

struct mutex log_mutex;

@@ -166,7 +163,7 @@ static inline struct btrfs_inode *BTRFS_

static inline void btrfs_i_size_write(struct inode *inode, u64 size)

{

- inode->i_size = size;

+ i_size_write(inode, size);

BTRFS_I(inode)->disk_i_size = size;

}