Even more checkpoint tracing

[yaffs2.git] / yaffs_checkptrw.c

diff --git a/yaffs_checkptrw.c b/yaffs_checkptrw.c
index ed12fa509d7984f3fc532bce4410401af332a90b..dcf7cf5042df99cd6c445bba110034840a5691f4 100644 (file)
--- a/yaffs_checkptrw.c
+++ b/yaffs_checkptrw.c
@@ -1,5 +1,4 @@
-/*
- * YAFFS: Yet another FFS. A NAND-flash specific file system. 
+/* YAFFS: Yet another FFS. A NAND-flash specific file system. 
  *
  * Copyright (C) 2002 Aleph One Ltd.
  *   for Toby Churchill Ltd and Brightstar Engineering
@@ -13,7 +12,7 @@
  */
 
 const char *yaffs_checkptrw_c_version =
-    "$Id: yaffs_checkptrw.c,v 1.7 2006-11-08 00:33:29 charles Exp $";
+    "$Id: yaffs_checkptrw.c,v 1.10 2006-11-10 02:51:10 charles Exp $";
 
 
 #include "yaffs_checkptrw.h"
@@ -71,6 +70,9 @@ static void yaffs_CheckpointFindNextErasedBlock(yaffs_Device *dev)
 {
        int  i;
        int blocksAvailable = dev->nErasedBlocks - dev->nReservedBlocks;
+       T(YAFFS_TRACE_CHECKPOINT,
+               (TSTR("allocating checkpt block: erased %d reserved %d avail %d next %d "TENDSTR),
+               dev->nErasedBlocks,dev->nReservedBlocks,blocksAvailable,dev->checkpointNextBlock));
                
        if(dev->checkpointNextBlock >= 0 &&
           dev->checkpointNextBlock <= dev->internalEndBlock &&
@@ -97,11 +99,16 @@ static void yaffs_CheckpointFindNextCheckpointBlock(yaffs_Device *dev)
        int  i;
        yaffs_ExtendedTags tags;
        
+       T(YAFFS_TRACE_CHECKPOINT,(TSTR("find next checkpt block: start:  blocks %d next %d" TENDSTR),
+               dev->blocksInCheckpoint, dev->checkpointNextBlock));
+               
        if(dev->blocksInCheckpoint < dev->checkpointMaxBlocks) 
                for(i = dev->checkpointNextBlock; i <= dev->internalEndBlock; i++){
                        int chunk = i * dev->nChunksPerBlock;
 
                        dev->readChunkWithTagsFromNAND(dev,chunk,NULL,&tags);
+                       T(YAFFS_TRACE_CHECKPOINT,(TSTR("find next checkpt block: search: block %d oid %d seq %d eccr %d" TENDSTR), 
+                               i, tags.objectId,tags.sequenceNumber,tags.eccResult));
                                                      
                        if(tags.sequenceNumber == YAFFS_SEQUENCE_CHECKPOINT_DATA){
                                /* Right kind of block */
@@ -201,7 +208,10 @@ static int yaffs_CheckpointFlushBuffer(yaffs_Device *dev)
        }
        
        chunk = dev->checkpointCurrentBlock * dev->nChunksPerBlock + dev->checkpointCurrentChunk;
-               
+       
+       T(YAFFS_TRACE_CHECKPOINT,(TSTR("checkpoint wite buffer nand %d(%d:%d) objid %d chId %d" TENDSTR),
+               chunk, dev->checkpointCurrentBlock, dev->checkpointCurrentChunk,tags.objectId,tags.chunkId)); 
+
        dev->writeChunkWithTagsToNAND(dev,chunk,dev->checkpointBuffer,&tags);
        dev->checkpointByteOffset = 0;
        dev->checkpointPageSequence++;