Branch HEAD

[fs/lustre-release.git] / lustre / include / lustre_lite.h

diff --git a/lustre/include/lustre_lite.h b/lustre/include/lustre_lite.h
index e4e8ee8..f2c37bf 100644 (file)
--- a/lustre/include/lustre_lite.h
+++ b/lustre/include/lustre_lite.h
@@ -32,7 +32,7 @@
         (LASSERT(((struct ll_async_page *)(c))->llap_magic == LLAP_MAGIC),     \
          (struct ll_async_page *)(c))
 
-// 4*1024*1024
+/* 4UL * 1024 * 1024 */
 #define LL_MAX_BLKSIZE_BITS     (22)
 #define LL_MAX_BLKSIZE          (1UL<<LL_MAX_BLKSIZE_BITS)
 
@@ -137,4 +137,23 @@ static inline int ll_ocd_update(struct obd_device *host,
         RETURN(result);
 }
 
+/*      
+ * Chain of hash overflow pages.
+ */            
+struct ll_dir_chain {
+        /* XXX something. Later */
+};
+        
+static inline void ll_dir_chain_init(struct ll_dir_chain *chain)
+{       
+}
+
+static inline void ll_dir_chain_fini(struct ll_dir_chain *chain)
+{
+}
+
+static inline __u32 hash_x_index(__u32 value)
+{
+        return ((__u32)~0) - value;
+}
 #endif