1 files changed, 33 insertions, 13 deletions

diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h
index 8c29950d2fa5..52a1bdb4ee2b 100644
--- a/include/linux/nfs_fs.h
+++ b/include/linux/nfs_fs.h
@@ -38,6 +38,13 @@
 
 #ifdef __KERNEL__
 
+/*
+ * Enable dprintk() debugging support for nfs client.
+ */
+#ifdef CONFIG_NFS_DEBUG
+# define NFS_DEBUG
+#endif
+
 #include <linux/in.h>
 #include <linux/mm.h>
 #include <linux/pagemap.h>
@@ -171,13 +178,9 @@ struct nfs_inode {
          */
         __be32                  cookieverf[2];
 
-        /*
-         * This is the list of dirty unwritten pages.
-         */
-        struct radix_tree_root  nfs_page_tree;
-
         unsigned long           npages;
         unsigned long           ncommit;
+        struct list_head        commit_list;
 
         /* Open contexts for shared mmap writes */
         struct list_head        open_files;
@@ -395,6 +398,29 @@ static inline void nfs_free_fhandle(const struct nfs_fh *fh)
         kfree(fh);
 }
 
+#ifdef NFS_DEBUG
+extern u32 _nfs_display_fhandle_hash(const struct nfs_fh *fh);
+static inline u32 nfs_display_fhandle_hash(const struct nfs_fh *fh)
+{
+        return _nfs_display_fhandle_hash(fh);
+}
+extern void _nfs_display_fhandle(const struct nfs_fh *fh, const char *caption);
+#define nfs_display_fhandle(fh, caption)                        \
+        do {                                                    \
+                if (unlikely(nfs_debug & NFSDBG_FACILITY))      \
+                        _nfs_display_fhandle(fh, caption);      \
+        } while (0)
+#else
+static inline u32 nfs_display_fhandle_hash(const struct nfs_fh *fh)
+{
+        return 0;
+}
+static inline void nfs_display_fhandle(const struct nfs_fh *fh,
+                                       const char *caption)
+{
+}
+#endif
+
 /*
  * linux/fs/nfs/nfsroot.c
  */
@@ -632,19 +658,13 @@ nfs_fileid_to_ino_t(u64 fileid)
 
 #ifdef __KERNEL__
 
-/*
- * Enable debugging support for nfs client.
- * Requires RPC_DEBUG.
- */
-#ifdef RPC_DEBUG
-# define NFS_DEBUG
-#endif
-
 # undef ifdebug
 # ifdef NFS_DEBUG
 #  define ifdebug(fac)          if (unlikely(nfs_debug & NFSDBG_##fac))
+#  define NFS_IFDEBUG(x)        x
 # else
 #  define ifdebug(fac)          if (0)
+#  define NFS_IFDEBUG(x)
 # endif
 #endif /* __KERNEL */