linux 2.6.16.38 w/ vs2.0.3-rc1

[linux-2.6.git] / fs / xfs / xfs_behavior.h

diff --git a/fs/xfs/xfs_behavior.h b/fs/xfs/xfs_behavior.h
index 6e6e56f..2cd89bb 100644 (file)
--- a/fs/xfs/xfs_behavior.h
+++ b/fs/xfs/xfs_behavior.h
@@ -39,7 +39,7 @@
  * behaviors is synchronized with operations-in-progress (oip's) so that
  * the oip's always see a consistent view of the chain.
  *
- * The term "interposition" is used to refer to the act of inserting
+ * The term "interpostion" is used to refer to the act of inserting
  * a behavior such that it interposes on (i.e., is inserted in front
  * of) a particular other behavior.  A key example of this is when a
  * system implementing distributed single system image wishes to
@@ -51,7 +51,7 @@
  *
  * Behavior synchronization is logic which is necessary under certain
  * circumstances that there is no conflict between ongoing operations
- * traversing the behavior chain and those dynamically modifying the
+ * traversing the behavior chain and those dunamically modifying the
  * behavior chain.  Because behavior synchronization adds extra overhead
  * to virtual operation invocation, we want to restrict, as much as
  * we can, the requirement for this extra code, to those situations
@@ -78,12 +78,15 @@
  *
  */
 
+struct bhv_head_lock;
+
 /*
  * Behavior head.  Head of the chain of behaviors.
  * Contained within each virtualized object data structure.
  */
 typedef struct bhv_head {
        struct bhv_desc *bh_first;      /* first behavior in chain */
+       struct bhv_head_lock *bh_lockp; /* pointer to lock info struct */
 } bhv_head_t;
 
 /*