From 4881ee5a2e995c6a8999b56de70aa3834369d8ee Mon Sep 17 00:00:00 2001
From: Chris Mason <chris.mason@oracle.com>
Date: Thu, 24 Jul 2008 09:51:08 -0400
Subject: [PATCH] Btrfs: Fix some build problems on 2.6.18 based enterprise
 kernels

Signed-off-by: Chris Mason <chris.mason@oracle.com>
---
 fs/btrfs/ctree.h   | 8 ++++++++
 fs/btrfs/locking.c | 2 +-
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
index 90504ba7f838..8ecac2e77a43 100644
--- a/fs/btrfs/ctree.h
+++ b/fs/btrfs/ctree.h
@@ -1595,6 +1595,14 @@ int btrfs_csum_truncate(struct btrfs_trans_handle *trans,
 			struct btrfs_root *root, struct btrfs_path *path,
 			u64 isize);
 /* inode.c */
+
+/* RHEL and EL kernels have a patch that renames PG_checked to FsMisc */
+#ifdef ClearPageFsMisc
+#define ClearPageChecked ClearPageFsMisc
+#define SetPageChecked SetPageFsMisc
+#define PageChecked PageFsMisc
+#endif
+
 int btrfs_writepages(struct address_space *mapping,
 		     struct writeback_control *wbc);
 int btrfs_create_subvol_root(struct btrfs_root *new_root,
diff --git a/fs/btrfs/locking.c b/fs/btrfs/locking.c
index 27a02376ab14..d617c29787fa 100644
--- a/fs/btrfs/locking.c
+++ b/fs/btrfs/locking.c
@@ -20,7 +20,7 @@
 #include <linux/pagemap.h>
 #include <linux/spinlock.h>
 #include <linux/page-flags.h>
-#include <linux/bug.h>
+#include <asm/bug.h>
 #include "ctree.h"
 #include "extent_io.h"
 #include "locking.h"
-- 
2.11.0