JFFS2: jffs2_fs_i.h needs <asm/semaphore.h>

... and should include it directly rather than hoping it's been done.
Signed-off-by: David Woodhouse <dwmw2@infradead.org>

include/linux/jffs2_fs_i.h

-/* $Id: jffs2_fs_i.h,v 1.16 2003/01/09 14:03:21 dwmw2 Exp $ */
+/* $Id: jffs2_fs_i.h,v 1.17 2004/11/11 23:51:27 dwmw2 Exp $ */
 
 #ifndef _JFFS2_FS_I
 #define _JFFS2_FS_I
 
 #include <linux/version.h>
 #include <linux/rbtree.h>
+#include <asm/semaphore.h>
 
 struct jffs2_inode_info {
 	/* We need an internal semaphore similar to inode->i_sem.