ocfs2: Store dir index records inline

[safe/jmp/linux-2.6] / fs / ocfs2 / journal.h

diff --git a/fs/ocfs2/journal.h b/fs/ocfs2/journal.h
index 4939c04..5585dde 100644 (file)
--- a/fs/ocfs2/journal.h
+++ b/fs/ocfs2/journal.h
@@ -458,6 +458,16 @@ static inline int ocfs2_rename_credits(struct super_block *sb)
 #define OCFS2_DX_ROOT_REMOVE_CREDITS (OCFS2_INODE_UPDATE_CREDITS +     \
                                      OCFS2_SUBALLOC_FREE)
 
+static inline int ocfs2_calc_dxi_expand_credits(struct super_block *sb)
+{
+       int credits = 1 + OCFS2_SUBALLOC_ALLOC;
+
+       credits += ocfs2_clusters_to_blocks(sb, 1);
+       credits += ocfs2_quota_trans_credits(sb);
+
+       return credits;
+}
+
 /*
  * Please note that the caller must make sure that root_el is the root
  * of extent tree. So for an inode, it should be &fe->id2.i_list. Otherwise