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[kernel] nuke trailing whitespaces in the yaffs code
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@11277 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
juhosg
@@ -1,5 +1,5 @@
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/*
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* YAFFS: Yet another Flash File System . A NAND-flash specific file system.
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* YAFFS: Yet another Flash File System . A NAND-flash specific file system.
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*
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* Copyright (C) 2002-2007 Aleph One Ltd.
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* for Toby Churchill Ltd and Brightstar Engineering
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@@ -22,11 +22,11 @@
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#define YAFFS_OK 1
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#define YAFFS_FAIL 0
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/* Give us a Y=0x59,
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* Give us an A=0x41,
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* Give us an FF=0xFF
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/* Give us a Y=0x59,
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* Give us an A=0x41,
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* Give us an FF=0xFF
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* Give us an S=0x53
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* And what have we got...
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* And what have we got...
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*/
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#define YAFFS_MAGIC 0x5941FF53
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@@ -102,7 +102,7 @@
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* The range is limited slightly to help distinguish bad numbers from good.
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* This also allows us to perhaps in the future use special numbers for
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* special purposes.
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* EFFFFF00 allows the allocation of 8 blocks per second (~1Mbytes) for 15 years,
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* EFFFFF00 allows the allocation of 8 blocks per second (~1Mbytes) for 15 years,
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* and is a larger number than the lifetime of a 2GB device.
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*/
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#define YAFFS_LOWEST_SEQUENCE_NUMBER 0x00001000
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@@ -178,7 +178,7 @@ typedef struct {
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/* The following stuff only has meaning when we read */
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yaffs_ECCResult eccResult;
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unsigned blockBad;
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unsigned blockBad;
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/* YAFFS 1 stuff */
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unsigned chunkDeleted; /* The chunk is marked deleted */
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@@ -244,29 +244,29 @@ typedef enum {
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/* This block is empty */
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YAFFS_BLOCK_STATE_ALLOCATING,
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/* This block is partially allocated.
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/* This block is partially allocated.
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* At least one page holds valid data.
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* This is the one currently being used for page
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* allocation. Should never be more than one of these
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*/
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YAFFS_BLOCK_STATE_FULL,
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YAFFS_BLOCK_STATE_FULL,
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/* All the pages in this block have been allocated.
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*/
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YAFFS_BLOCK_STATE_DIRTY,
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/* All pages have been allocated and deleted.
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/* All pages have been allocated and deleted.
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* Erase me, reuse me.
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*/
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YAFFS_BLOCK_STATE_CHECKPOINT,
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YAFFS_BLOCK_STATE_CHECKPOINT,
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/* This block is assigned to holding checkpoint data.
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*/
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YAFFS_BLOCK_STATE_COLLECTING,
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YAFFS_BLOCK_STATE_COLLECTING,
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/* This block is being garbage collected */
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YAFFS_BLOCK_STATE_DEAD
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YAFFS_BLOCK_STATE_DEAD
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/* This block has failed and is not in use */
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} yaffs_BlockState;
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@@ -281,7 +281,7 @@ typedef struct {
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__u32 needsRetiring:1; /* Data has failed on this block, need to get valid data off */
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/* and retire the block. */
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__u32 skipErasedCheck: 1; /* If this is set we can skip the erased check on this block */
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__u32 gcPrioritise: 1; /* An ECC check or blank check has failed on this block.
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__u32 gcPrioritise: 1; /* An ECC check or blank check has failed on this block.
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It should be prioritised for GC */
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__u32 chunkErrorStrikes:3; /* How many times we've had ecc etc failures on this block and tried to reuse it */
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@@ -408,7 +408,7 @@ struct yaffs_ObjectStruct {
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__u8 renameAllowed:1; /* Some objects are not allowed to be renamed. */
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__u8 unlinkAllowed:1;
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__u8 dirty:1; /* the object needs to be written to flash */
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__u8 valid:1; /* When the file system is being loaded up, this
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__u8 valid:1; /* When the file system is being loaded up, this
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* object might be created before the data
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* is available (ie. file data records appear before the header).
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*/
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@@ -430,11 +430,11 @@ struct yaffs_ObjectStruct {
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/* directory structure stuff */
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/* also used for linking up the free list */
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struct yaffs_ObjectStruct *parent;
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struct yaffs_ObjectStruct *parent;
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struct list_head siblings;
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/* Where's my object header in NAND? */
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int chunkId;
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int chunkId;
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int nDataChunks; /* Number of data chunks attached to the file. */
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@@ -490,26 +490,26 @@ typedef struct {
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} yaffs_ObjectBucket;
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/* yaffs_CheckpointObject holds the definition of an object as dumped
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/* yaffs_CheckpointObject holds the definition of an object as dumped
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* by checkpointing.
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*/
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typedef struct {
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int structType;
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__u32 objectId;
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__u32 objectId;
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__u32 parentId;
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int chunkId;
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yaffs_ObjectType variantType:3;
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__u8 deleted:1;
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__u8 softDeleted:1;
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__u8 unlinked:1;
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__u8 fake:1;
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__u8 deleted:1;
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__u8 softDeleted:1;
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__u8 unlinked:1;
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__u8 fake:1;
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__u8 renameAllowed:1;
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__u8 unlinkAllowed:1;
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__u8 serial;
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int nDataChunks;
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__u8 serial;
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int nDataChunks;
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__u32 fileSizeOrEquivalentObjectId;
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}yaffs_CheckpointObject;
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@@ -539,14 +539,14 @@ struct yaffs_DeviceStruct {
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int endBlock; /* End block we're allowed to use */
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int nReservedBlocks; /* We want this tuneable so that we can reduce */
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/* reserved blocks on NOR and RAM. */
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/* Stuff used by the shared space checkpointing mechanism */
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/* If this value is zero, then this mechanism is disabled */
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int nCheckpointReservedBlocks; /* Blocks to reserve for checkpoint data */
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int nShortOpCaches; /* If <= 0, then short op caching is disabled, else
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@@ -561,7 +561,7 @@ struct yaffs_DeviceStruct {
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* On an mtd this holds the mtd pointer.
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*/
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void *superBlock;
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/* NAND access functions (Must be set before calling YAFFS)*/
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int (*writeChunkToNAND) (struct yaffs_DeviceStruct * dev,
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@@ -587,21 +587,21 @@ struct yaffs_DeviceStruct {
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#endif
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int isYaffs2;
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/* The removeObjectCallback function must be supplied by OS flavours that
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/* The removeObjectCallback function must be supplied by OS flavours that
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* need it. The Linux kernel does not use this, but yaffs direct does use
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* it to implement the faster readdir
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*/
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void (*removeObjectCallback)(struct yaffs_ObjectStruct *obj);
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/* Callback to mark the superblock dirsty */
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void (*markSuperBlockDirty)(void * superblock);
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int wideTnodesDisabled; /* Set to disable wide tnodes */
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/* End of stuff that must be set before initialisation. */
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/* Checkpoint control. Can be set before or after initialisation */
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__u8 skipCheckpointRead;
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__u8 skipCheckpointWrite;
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@@ -610,34 +610,34 @@ struct yaffs_DeviceStruct {
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__u16 chunkGroupBits; /* 0 for devices <= 32MB. else log2(nchunks) - 16 */
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__u16 chunkGroupSize; /* == 2^^chunkGroupBits */
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/* Stuff to support wide tnodes */
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__u32 tnodeWidth;
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__u32 tnodeMask;
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/* Stuff to support various file offses to chunk/offset translations */
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/* "Crumbs" for nDataBytesPerChunk not being a power of 2 */
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__u32 crumbMask;
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__u32 crumbShift;
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__u32 crumbsPerChunk;
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/* Straight shifting for nDataBytesPerChunk being a power of 2 */
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__u32 chunkShift;
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__u32 chunkMask;
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#ifdef __KERNEL__
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struct semaphore sem; /* Semaphore for waiting on erasure.*/
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struct semaphore grossLock; /* Gross locking semaphore */
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__u8 *spareBuffer; /* For mtdif2 use. Don't know the size of the buffer
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__u8 *spareBuffer; /* For mtdif2 use. Don't know the size of the buffer
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* at compile time so we have to allocate it.
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*/
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void (*putSuperFunc) (struct super_block * sb);
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#endif
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int isMounted;
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int isCheckpointed;
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@@ -646,7 +646,7 @@ struct yaffs_DeviceStruct {
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int internalEndBlock;
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int blockOffset;
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int chunkOffset;
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/* Runtime checkpointing stuff */
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int checkpointPageSequence; /* running sequence number of checkpoint pages */
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@@ -662,13 +662,13 @@ struct yaffs_DeviceStruct {
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int checkpointMaxBlocks;
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__u32 checkpointSum;
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__u32 checkpointXor;
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/* Block Info */
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yaffs_BlockInfo *blockInfo;
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__u8 *chunkBits; /* bitmap of chunks in use */
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unsigned blockInfoAlt:1; /* was allocated using alternative strategy */
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unsigned chunkBitsAlt:1; /* was allocated using alternative strategy */
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int chunkBitmapStride; /* Number of bytes of chunkBits per block.
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int chunkBitmapStride; /* Number of bytes of chunkBits per block.
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* Must be consistent with nChunksPerBlock.
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*/
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@@ -716,7 +716,7 @@ struct yaffs_DeviceStruct {
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int tagsEccUnfixed;
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int nDeletions;
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int nUnmarkedDeletions;
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int hasPendingPrioritisedGCs; /* We think this device might have pending prioritised gcs */
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/* Special directories */
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@@ -727,7 +727,7 @@ struct yaffs_DeviceStruct {
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* __u8 bufferedData[YAFFS_CHUNKS_PER_BLOCK][YAFFS_BYTES_PER_CHUNK];
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* yaffs_Spare bufferedSpare[YAFFS_CHUNKS_PER_BLOCK];
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*/
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int bufferedBlock; /* Which block is buffered here? */
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int doingBufferedBlockRewrite;
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@@ -768,7 +768,7 @@ typedef struct {
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int endBlock;
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int rfu[100];
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} yaffs_SuperBlockHeader;
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/* The CheckpointDevice structure holds the device information that changes at runtime and
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* must be preserved over unmount/mount cycles.
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*/
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