Merge branch 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jlbec...

[pandora-kernel.git] / fs / ocfs2 / ocfs2.h

diff --git a/fs/ocfs2/ocfs2.h b/fs/ocfs2/ocfs2.h
index 1a97ba1..4092858 100644 (file)
--- a/fs/ocfs2/ocfs2.h
+++ b/fs/ocfs2/ocfs2.h
@@ -147,6 +147,17 @@ struct ocfs2_lock_res_ops;
 
 typedef void (*ocfs2_lock_callback)(int status, unsigned long data);
 
+#ifdef CONFIG_OCFS2_FS_STATS
+struct ocfs2_lock_stats {
+       u64             ls_total;       /* Total wait in NSEC */
+       u32             ls_gets;        /* Num acquires */
+       u32             ls_fail;        /* Num failed acquires */
+
+       /* Storing max wait in usecs saves 24 bytes per inode */
+       u32             ls_max;         /* Max wait in USEC */
+};
+#endif
+
 struct ocfs2_lock_res {
        void                    *l_priv;
        struct ocfs2_lock_res_ops *l_ops;
@@ -182,15 +193,9 @@ struct ocfs2_lock_res {
        struct list_head         l_debug_list;
 
 #ifdef CONFIG_OCFS2_FS_STATS
-       unsigned long long       l_lock_num_prmode;        /* PR acquires */
-       unsigned long long       l_lock_num_exmode;        /* EX acquires */
-       unsigned int             l_lock_num_prmode_failed; /* Failed PR gets */
-       unsigned int             l_lock_num_exmode_failed; /* Failed EX gets */
-       unsigned long long       l_lock_total_prmode;      /* Tot wait for PR */
-       unsigned long long       l_lock_total_exmode;      /* Tot wait for EX */
-       unsigned int             l_lock_max_prmode;        /* Max wait for PR */
-       unsigned int             l_lock_max_exmode;        /* Max wait for EX */
-       unsigned int             l_lock_refresh;           /* Disk refreshes */
+       struct ocfs2_lock_stats  l_lock_prmode;         /* PR mode stats */
+       u32                      l_lock_refresh;        /* Disk refreshes */
+       struct ocfs2_lock_stats  l_lock_exmode;         /* EX mode stats */
 #endif
 #ifdef CONFIG_DEBUG_LOCK_ALLOC
        struct lockdep_map       l_lockdep_map;