yaffs: Add first cut of block summary code

[yaffs2.git] / yaffs_guts.h

diff --git a/yaffs_guts.h b/yaffs_guts.h
index 551fb7acb178a034b8bd84ed7235f99fe991baa5..631bd65b52b0aba1e1aa36c249d7aca5437ea3e1 100644 (file)
--- a/yaffs_guts.h
+++ b/yaffs_guts.h
@@ -78,10 +78,12 @@
 #define YAFFS_OBJECTID_UNLINKED                3
 #define YAFFS_OBJECTID_DELETED         4
 
 #define YAFFS_OBJECTID_UNLINKED                3
 #define YAFFS_OBJECTID_DELETED         4
 

+/* Fake object Id for summary data */
+#define YAFFS_OBJECTID_SUMMARY         0x10
+

 /* Pseudo object ids for checkpointing */
 /* Pseudo object ids for checkpointing */

-#define YAFFS_OBJECTID_SB_HEADER       0x10

 #define YAFFS_OBJECTID_CHECKPOINT_DATA 0x20
 #define YAFFS_OBJECTID_CHECKPOINT_DATA 0x20

-#define YAFFS_SEQUENCE_CHECKPOINT_DATA  0x21
+#define YAFFS_SEQUENCE_CHECKPOINT_DATA 0x21

 
 #define YAFFS_MAX_SHORT_OP_CACHES      20
 
 
 #define YAFFS_MAX_SHORT_OP_CACHES      20
 


@@ -729,6 +731,10 @@ struct yaffs_dev {
        /* Dirty directory handling */
        struct list_head dirty_dirs;    /* List of dirty directories */
 
        /* Dirty directory handling */
        struct list_head dirty_dirs;    /* List of dirty directories */
 

+       /* Summary */
+       int chunks_per_summary;
+       struct yaffs_summary_tags *sum_tags;
+

        /* Statistcs */
        u32 n_page_writes;
        u32 n_page_reads;
        /* Statistcs */
        u32 n_page_writes;
        u32 n_page_reads;