X-Git-Url: http://www.aleph1.co.uk/gitweb/?p=yaffs2.git;a=blobdiff_plain;f=yaffs_guts.h;h=3647d6bce6cd629dfcc483edead75c5519809a17;hp=cf193914b4044bd2790a6a5d818eb73a7dd9bd35;hb=6db5aca55acb7c8af07c8ec90ba8dd9085ab0895;hpb=329ebf2e9014af0fa876cd860a4525e2a98a0d50

diff --git a/yaffs_guts.h b/yaffs_guts.h
index cf19391..3647d6b 100644
--- a/yaffs_guts.h
+++ b/yaffs_guts.h
@@ -1,7 +1,7 @@
 /*
  * YAFFS: Yet another Flash File System . A NAND-flash specific file system.
  *
- * Copyright (C) 2002-2007 Aleph One Ltd.
+ * Copyright (C) 2002-2010 Aleph One Ltd.
  *   for Toby Churchill Ltd and Brightstar Engineering
  *
  * Created by Charles Manning <charles@aleph1.co.uk>
@@ -689,10 +689,6 @@ struct yaffs_DeviceStruct {
 	int nFreeTnodes;
 	yaffs_TnodeList *allocatedTnodeList;
 
-	int isDoingGC;
-	int gcBlock;
-	int gcChunk;
-
 	int nObjectsCreated;
 	yaffs_Object *freeObjects;
 	int nFreeObjects;
@@ -706,12 +702,18 @@ struct yaffs_DeviceStruct {
 
 	int nFreeChunks;
 
-	int currentDirtyChecker;	/* Used to find current dirtiest block */
-
+	/* Garbage collection control */
 	__u32 *gcCleanupList;	/* objects to delete at the end of a GC. */
-	int nonAggressiveSkip;	/* GC state/mode */
 
-	int hasPendingPrioritisedGCs; /* We think this device might have pending prioritised gcs */
+	unsigned hasPendingPrioritisedGCs; /* We think this device might have pending prioritised gcs */
+	unsigned gcDisable;
+	unsigned gcBlockFinder;
+	unsigned gcDirtiest;
+	unsigned gcPagesInUse;
+	unsigned gcNotDone;
+	unsigned gcBlock;
+	unsigned gcChunk;
+	unsigned gcSkip;
 
 	/* Special directories */
 	yaffs_Object *rootDir;
@@ -746,6 +748,7 @@ struct yaffs_DeviceStruct {
 	/* yaffs2 runtime stuff */
 	unsigned sequenceNumber;	/* Sequence number of currently allocating block */
 	unsigned oldestDirtySequence;
+	unsigned oldestDirtyBlock;
 
 	/* Block refreshing */
 	int refreshSkip;	/* A skip down counter. Refresh happens when this gets to zero. */
@@ -760,8 +763,10 @@ struct yaffs_DeviceStruct {
 	__u32 nBlockErasures;
 	__u32 nErasureFailures;
 	__u32 nGCCopies;
-	__u32 garbageCollections;
-	__u32 passiveGarbageCollections;
+	__u32 allGCs;
+	__u32 passiveGCs;
+	__u32 oldestDirtyGCs;
+	__u32 backgroundGCs;
 	__u32 nRetriedWrites;
 	__u32 nRetiredBlocks;
 	__u32 eccFixed;
@@ -892,9 +897,9 @@ void yfsd_WinFileTimeNow(__u32 target[2]);
 
 void yaffs_HandleDeferedFree(yaffs_Object *obj);
 
-
 void yaffs_UpdateDirtyDirectories(yaffs_Device *dev);
 
+int yaffs_BackgroundGarbageCollect(yaffs_Device *dev, unsigned urgency);
 
 /* Debug dump  */
 int yaffs_DumpObject(yaffs_Object *obj);