/* we need to make sure nobody is changing the file size beneath
** us
*/
- down(&inode->i_sem);
+ mutex_lock(&inode->i_mutex);
write_from = inode->i_size & (blocksize - 1);
/* if we are on a block boundary, we are already unpacked. */
page_cache_release(page);
out:
- up(&inode->i_sem);
+ mutex_unlock(&inode->i_mutex);
reiserfs_write_unlock(inode->i_sb);
return retval;
}