@@ -3014,6 +3014,7 @@ static ssize_t ext4_ext_direct_IO(int rw, struct kiocb *iocb,
overwrite = *((int *)iocb->private);
if (overwrite) {
+ atomic_inc(&inode->i_dio_count);
down_read(&EXT4_I(inode)->i_data_sem);
mutex_unlock(&inode->i_mutex);
}
@@ -3111,6 +3112,7 @@ static ssize_t ext4_ext_direct_IO(int rw, struct kiocb *iocb,
retake_lock:
/* take i_mutex locking again if we do a ovewrite dio */
if (overwrite) {
+ inode_dio_done(inode);
up_read(&EXT4_I(inode)->i_data_sem);
mutex_lock(&inode->i_mutex);
}