exofs: Remove pnfs-osd private definitions

Now that pnfs-osd has hit mainline we can remove exofs's
private header. (And the FIXME comment)
Signed-off-by: NBoaz Harrosh <bharrosh@panasas.com>

fs/exofs/exofs.h

@@ -36,13 +36,9 @@
 #include <linux/fs.h>
 #include <linux/time.h>
 #include <linux/backing-dev.h>
+#include <linux/pnfs_osd_xdr.h>
 #include "common.h"
 
-/* FIXME: Remove once pnfs hits mainline
- * #include <linux/exportfs/pnfs_osd_xdr.h>
- */
-#include "pnfs.h"
-
 #define EXOFS_ERR(fmt, a...) printk(KERN_ERR "exofs: " fmt, ##a)
 
 #ifdef CONFIG_EXOFS_DEBUG

fs/exofs/pnfs.h

-/*
- * Copyright (C) 2008, 2009
- * Boaz Harrosh <bharrosh@panasas.com>
- *
- * This file is part of exofs.
- *
- * exofs is free software; you can redistribute it and/or modify it under the
- * terms of the GNU General Public License  version 2 as published by the Free
- * Software Foundation.
- *
- */
-
-/* FIXME: Remove this file once pnfs hits mainline */
-
-#ifndef __EXOFS_PNFS_H__
-#define __EXOFS_PNFS_H__
-
-#if ! defined(__PNFS_OSD_XDR_H__)
-
-enum pnfs_iomode {
-	IOMODE_READ = 1,
-	IOMODE_RW = 2,
-	IOMODE_ANY = 3,
-};
-
-/* Layout Structure */
-enum pnfs_osd_raid_algorithm4 {
-	PNFS_OSD_RAID_0		= 1,
-	PNFS_OSD_RAID_4		= 2,
-	PNFS_OSD_RAID_5		= 3,
-	PNFS_OSD_RAID_PQ	= 4     /* Reed-Solomon P+Q */
-};
-
-struct pnfs_osd_data_map {
-	u32	odm_num_comps;
-	u64	odm_stripe_unit;
-	u32	odm_group_width;
-	u32	odm_group_depth;
-	u32	odm_mirror_cnt;
-	u32	odm_raid_algorithm;
-};
-
-#endif /* ! defined(__PNFS_OSD_XDR_H__) */
-
-#endif /* __EXOFS_PNFS_H__ */