diff options
author | Gabor Juhos <juhosg@openwrt.org> | 2012-10-30 14:58:17 +0000 |
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committer | Gabor Juhos <juhosg@openwrt.org> | 2012-10-30 14:58:17 +0000 |
commit | 449f88df0f02fea3a7206d44daf62a553f9e819e (patch) | |
tree | ffd5be768cbfd686f28bba684734db5b9faf0829 /target/linux/generic/files/fs/yaffs2/yaffs_checkptrw.c | |
parent | 56190ed0fcdb453b218be4fcefa938850a81c83e (diff) | |
download | mtk-20170518-449f88df0f02fea3a7206d44daf62a553f9e819e.zip mtk-20170518-449f88df0f02fea3a7206d44daf62a553f9e819e.tar.gz mtk-20170518-449f88df0f02fea3a7206d44daf62a553f9e819e.tar.bz2 |
generic: fold yaffs_git_2010_10_20 patch to generic/files
Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
SVN-Revision: 34013
Diffstat (limited to 'target/linux/generic/files/fs/yaffs2/yaffs_checkptrw.c')
-rw-r--r-- | target/linux/generic/files/fs/yaffs2/yaffs_checkptrw.c | 353 |
1 files changed, 180 insertions, 173 deletions
diff --git a/target/linux/generic/files/fs/yaffs2/yaffs_checkptrw.c b/target/linux/generic/files/fs/yaffs2/yaffs_checkptrw.c index 40d7923..d46f563 100644 --- a/target/linux/generic/files/fs/yaffs2/yaffs_checkptrw.c +++ b/target/linux/generic/files/fs/yaffs2/yaffs_checkptrw.c @@ -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> @@ -11,16 +11,12 @@ * published by the Free Software Foundation. */ -const char *yaffs_checkptrw_c_version = - "$Id: yaffs_checkptrw.c,v 1.18 2009-03-06 17:20:49 wookey Exp $"; - - #include "yaffs_checkptrw.h" #include "yaffs_getblockinfo.h" -static int yaffs_CheckpointSpaceOk(yaffs_Device *dev) +static int yaffs2_checkpt_space_ok(yaffs_dev_t *dev) { - int blocksAvailable = dev->nErasedBlocks - dev->nReservedBlocks; + int blocksAvailable = dev->n_erased_blocks - dev->param.n_reserved_blocks; T(YAFFS_TRACE_CHECKPOINT, (TSTR("checkpt blocks available = %d" TENDSTR), @@ -30,53 +26,56 @@ static int yaffs_CheckpointSpaceOk(yaffs_Device *dev) } -static int yaffs_CheckpointErase(yaffs_Device *dev) +static int yaffs_checkpt_erase(yaffs_dev_t *dev) { int i; - if (!dev->eraseBlockInNAND) + if (!dev->param.erase_fn) return 0; T(YAFFS_TRACE_CHECKPOINT, (TSTR("checking blocks %d to %d"TENDSTR), - dev->internalStartBlock, dev->internalEndBlock)); + dev->internal_start_block, dev->internal_end_block)); - for (i = dev->internalStartBlock; i <= dev->internalEndBlock; i++) { - yaffs_BlockInfo *bi = yaffs_GetBlockInfo(dev, i); - if (bi->blockState == YAFFS_BLOCK_STATE_CHECKPOINT) { + for (i = dev->internal_start_block; i <= dev->internal_end_block; i++) { + yaffs_block_info_t *bi = yaffs_get_block_info(dev, i); + if (bi->block_state == YAFFS_BLOCK_STATE_CHECKPOINT) { T(YAFFS_TRACE_CHECKPOINT, (TSTR("erasing checkpt block %d"TENDSTR), i)); - if (dev->eraseBlockInNAND(dev, i - dev->blockOffset /* realign */)) { - bi->blockState = YAFFS_BLOCK_STATE_EMPTY; - dev->nErasedBlocks++; - dev->nFreeChunks += dev->nChunksPerBlock; + + dev->n_erasures++; + + if (dev->param.erase_fn(dev, i - dev->block_offset /* realign */)) { + bi->block_state = YAFFS_BLOCK_STATE_EMPTY; + dev->n_erased_blocks++; + dev->n_free_chunks += dev->param.chunks_per_block; } else { - dev->markNANDBlockBad(dev, i); - bi->blockState = YAFFS_BLOCK_STATE_DEAD; + dev->param.bad_block_fn(dev, i); + bi->block_state = YAFFS_BLOCK_STATE_DEAD; } } } - dev->blocksInCheckpoint = 0; + dev->blocks_in_checkpt = 0; return 1; } -static void yaffs_CheckpointFindNextErasedBlock(yaffs_Device *dev) +static void yaffs2_checkpt_find_erased_block(yaffs_dev_t *dev) { int i; - int blocksAvailable = dev->nErasedBlocks - dev->nReservedBlocks; + int blocksAvailable = dev->n_erased_blocks - dev->param.n_reserved_blocks; T(YAFFS_TRACE_CHECKPOINT, (TSTR("allocating checkpt block: erased %d reserved %d avail %d next %d "TENDSTR), - dev->nErasedBlocks, dev->nReservedBlocks, blocksAvailable, dev->checkpointNextBlock)); + dev->n_erased_blocks, dev->param.n_reserved_blocks, blocksAvailable, dev->checkpt_next_block)); - if (dev->checkpointNextBlock >= 0 && - dev->checkpointNextBlock <= dev->internalEndBlock && + if (dev->checkpt_next_block >= 0 && + dev->checkpt_next_block <= dev->internal_end_block && blocksAvailable > 0) { - for (i = dev->checkpointNextBlock; i <= dev->internalEndBlock; i++) { - yaffs_BlockInfo *bi = yaffs_GetBlockInfo(dev, i); - if (bi->blockState == YAFFS_BLOCK_STATE_EMPTY) { - dev->checkpointNextBlock = i + 1; - dev->checkpointCurrentBlock = i; + for (i = dev->checkpt_next_block; i <= dev->internal_end_block; i++) { + yaffs_block_info_t *bi = yaffs_get_block_info(dev, i); + if (bi->block_state == YAFFS_BLOCK_STATE_EMPTY) { + dev->checkpt_next_block = i + 1; + dev->checkpt_cur_block = i; T(YAFFS_TRACE_CHECKPOINT, (TSTR("allocating checkpt block %d"TENDSTR), i)); return; } @@ -84,34 +83,34 @@ static void yaffs_CheckpointFindNextErasedBlock(yaffs_Device *dev) } T(YAFFS_TRACE_CHECKPOINT, (TSTR("out of checkpt blocks"TENDSTR))); - dev->checkpointNextBlock = -1; - dev->checkpointCurrentBlock = -1; + dev->checkpt_next_block = -1; + dev->checkpt_cur_block = -1; } -static void yaffs_CheckpointFindNextCheckpointBlock(yaffs_Device *dev) +static void yaffs2_checkpt_find_block(yaffs_dev_t *dev) { int i; - yaffs_ExtendedTags tags; + yaffs_ext_tags tags; T(YAFFS_TRACE_CHECKPOINT, (TSTR("find next checkpt block: start: blocks %d next %d" TENDSTR), - dev->blocksInCheckpoint, dev->checkpointNextBlock)); + dev->blocks_in_checkpt, dev->checkpt_next_block)); - if (dev->blocksInCheckpoint < dev->checkpointMaxBlocks) - for (i = dev->checkpointNextBlock; i <= dev->internalEndBlock; i++) { - int chunk = i * dev->nChunksPerBlock; - int realignedChunk = chunk - dev->chunkOffset; + if (dev->blocks_in_checkpt < dev->checkpt_max_blocks) + for (i = dev->checkpt_next_block; i <= dev->internal_end_block; i++) { + int chunk = i * dev->param.chunks_per_block; + int realignedChunk = chunk - dev->chunk_offset; - dev->readChunkWithTagsFromNAND(dev, realignedChunk, + dev->param.read_chunk_tags_fn(dev, realignedChunk, 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)); + i, tags.obj_id, tags.seq_number, tags.ecc_result)); - if (tags.sequenceNumber == YAFFS_SEQUENCE_CHECKPOINT_DATA) { + if (tags.seq_number == YAFFS_SEQUENCE_CHECKPOINT_DATA) { /* Right kind of block */ - dev->checkpointNextBlock = tags.objectId; - dev->checkpointCurrentBlock = i; - dev->checkpointBlockList[dev->blocksInCheckpoint] = i; - dev->blocksInCheckpoint++; + dev->checkpt_next_block = tags.obj_id; + dev->checkpt_cur_block = i; + dev->checkpt_block_list[dev->blocks_in_checkpt] = i; + dev->blocks_in_checkpt++; T(YAFFS_TRACE_CHECKPOINT, (TSTR("found checkpt block %d"TENDSTR), i)); return; } @@ -119,122 +118,127 @@ static void yaffs_CheckpointFindNextCheckpointBlock(yaffs_Device *dev) T(YAFFS_TRACE_CHECKPOINT, (TSTR("found no more checkpt blocks"TENDSTR))); - dev->checkpointNextBlock = -1; - dev->checkpointCurrentBlock = -1; + dev->checkpt_next_block = -1; + dev->checkpt_cur_block = -1; } -int yaffs_CheckpointOpen(yaffs_Device *dev, int forWriting) +int yaffs2_checkpt_open(yaffs_dev_t *dev, int forWriting) { + + dev->checkpt_open_write = forWriting; + /* Got the functions we need? */ - if (!dev->writeChunkWithTagsToNAND || - !dev->readChunkWithTagsFromNAND || - !dev->eraseBlockInNAND || - !dev->markNANDBlockBad) + if (!dev->param.write_chunk_tags_fn || + !dev->param.read_chunk_tags_fn || + !dev->param.erase_fn || + !dev->param.bad_block_fn) return 0; - if (forWriting && !yaffs_CheckpointSpaceOk(dev)) + if (forWriting && !yaffs2_checkpt_space_ok(dev)) return 0; - if (!dev->checkpointBuffer) - dev->checkpointBuffer = YMALLOC_DMA(dev->totalBytesPerChunk); - if (!dev->checkpointBuffer) + if (!dev->checkpt_buffer) + dev->checkpt_buffer = YMALLOC_DMA(dev->param.total_bytes_per_chunk); + if (!dev->checkpt_buffer) return 0; - dev->checkpointPageSequence = 0; - - dev->checkpointOpenForWrite = forWriting; - - dev->checkpointByteCount = 0; - dev->checkpointSum = 0; - dev->checkpointXor = 0; - dev->checkpointCurrentBlock = -1; - dev->checkpointCurrentChunk = -1; - dev->checkpointNextBlock = dev->internalStartBlock; + dev->checkpt_page_seq = 0; + dev->checkpt_byte_count = 0; + dev->checkpt_sum = 0; + dev->checkpt_xor = 0; + dev->checkpt_cur_block = -1; + dev->checkpt_cur_chunk = -1; + dev->checkpt_next_block = dev->internal_start_block; /* Erase all the blocks in the checkpoint area */ if (forWriting) { - memset(dev->checkpointBuffer, 0, dev->nDataBytesPerChunk); - dev->checkpointByteOffset = 0; - return yaffs_CheckpointErase(dev); + memset(dev->checkpt_buffer, 0, dev->data_bytes_per_chunk); + dev->checkpt_byte_offs = 0; + return yaffs_checkpt_erase(dev); } else { int i; /* Set to a value that will kick off a read */ - dev->checkpointByteOffset = dev->nDataBytesPerChunk; + dev->checkpt_byte_offs = dev->data_bytes_per_chunk; /* A checkpoint block list of 1 checkpoint block per 16 block is (hopefully) * going to be way more than we need */ - dev->blocksInCheckpoint = 0; - dev->checkpointMaxBlocks = (dev->internalEndBlock - dev->internalStartBlock)/16 + 2; - dev->checkpointBlockList = YMALLOC(sizeof(int) * dev->checkpointMaxBlocks); - for (i = 0; i < dev->checkpointMaxBlocks; i++) - dev->checkpointBlockList[i] = -1; + dev->blocks_in_checkpt = 0; + dev->checkpt_max_blocks = (dev->internal_end_block - dev->internal_start_block)/16 + 2; + dev->checkpt_block_list = YMALLOC(sizeof(int) * dev->checkpt_max_blocks); + if(!dev->checkpt_block_list) + return 0; + + for (i = 0; i < dev->checkpt_max_blocks; i++) + dev->checkpt_block_list[i] = -1; } return 1; } -int yaffs_GetCheckpointSum(yaffs_Device *dev, __u32 *sum) +int yaffs2_get_checkpt_sum(yaffs_dev_t *dev, __u32 *sum) { __u32 compositeSum; - compositeSum = (dev->checkpointSum << 8) | (dev->checkpointXor & 0xFF); + compositeSum = (dev->checkpt_sum << 8) | (dev->checkpt_xor & 0xFF); *sum = compositeSum; return 1; } -static int yaffs_CheckpointFlushBuffer(yaffs_Device *dev) +static int yaffs2_checkpt_flush_buffer(yaffs_dev_t *dev) { int chunk; int realignedChunk; - yaffs_ExtendedTags tags; + yaffs_ext_tags tags; - if (dev->checkpointCurrentBlock < 0) { - yaffs_CheckpointFindNextErasedBlock(dev); - dev->checkpointCurrentChunk = 0; + if (dev->checkpt_cur_block < 0) { + yaffs2_checkpt_find_erased_block(dev); + dev->checkpt_cur_chunk = 0; } - if (dev->checkpointCurrentBlock < 0) + if (dev->checkpt_cur_block < 0) return 0; - tags.chunkDeleted = 0; - tags.objectId = dev->checkpointNextBlock; /* Hint to next place to look */ - tags.chunkId = dev->checkpointPageSequence + 1; - tags.sequenceNumber = YAFFS_SEQUENCE_CHECKPOINT_DATA; - tags.byteCount = dev->nDataBytesPerChunk; - if (dev->checkpointCurrentChunk == 0) { + tags.is_deleted = 0; + tags.obj_id = dev->checkpt_next_block; /* Hint to next place to look */ + tags.chunk_id = dev->checkpt_page_seq + 1; + tags.seq_number = YAFFS_SEQUENCE_CHECKPOINT_DATA; + tags.n_bytes = dev->data_bytes_per_chunk; + if (dev->checkpt_cur_chunk == 0) { /* First chunk we write for the block? Set block state to checkpoint */ - yaffs_BlockInfo *bi = yaffs_GetBlockInfo(dev, dev->checkpointCurrentBlock); - bi->blockState = YAFFS_BLOCK_STATE_CHECKPOINT; - dev->blocksInCheckpoint++; + yaffs_block_info_t *bi = yaffs_get_block_info(dev, dev->checkpt_cur_block); + bi->block_state = YAFFS_BLOCK_STATE_CHECKPOINT; + dev->blocks_in_checkpt++; } - chunk = dev->checkpointCurrentBlock * dev->nChunksPerBlock + dev->checkpointCurrentChunk; + chunk = dev->checkpt_cur_block * dev->param.chunks_per_block + dev->checkpt_cur_chunk; 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)); - - realignedChunk = chunk - dev->chunkOffset; - - dev->writeChunkWithTagsToNAND(dev, realignedChunk, - dev->checkpointBuffer, &tags); - dev->checkpointByteOffset = 0; - dev->checkpointPageSequence++; - dev->checkpointCurrentChunk++; - if (dev->checkpointCurrentChunk >= dev->nChunksPerBlock) { - dev->checkpointCurrentChunk = 0; - dev->checkpointCurrentBlock = -1; + chunk, dev->checkpt_cur_block, dev->checkpt_cur_chunk, tags.obj_id, tags.chunk_id)); + + realignedChunk = chunk - dev->chunk_offset; + + dev->n_page_writes++; + + dev->param.write_chunk_tags_fn(dev, realignedChunk, + dev->checkpt_buffer, &tags); + dev->checkpt_byte_offs = 0; + dev->checkpt_page_seq++; + dev->checkpt_cur_chunk++; + if (dev->checkpt_cur_chunk >= dev->param.chunks_per_block) { + dev->checkpt_cur_chunk = 0; + dev->checkpt_cur_block = -1; } - memset(dev->checkpointBuffer, 0, dev->nDataBytesPerChunk); + memset(dev->checkpt_buffer, 0, dev->data_bytes_per_chunk); return 1; } -int yaffs_CheckpointWrite(yaffs_Device *dev, const void *data, int nBytes) +int yaffs2_checkpt_wr(yaffs_dev_t *dev, const void *data, int n_bytes) { int i = 0; int ok = 1; @@ -244,36 +248,36 @@ int yaffs_CheckpointWrite(yaffs_Device *dev, const void *data, int nBytes) - if (!dev->checkpointBuffer) + if (!dev->checkpt_buffer) return 0; - if (!dev->checkpointOpenForWrite) + if (!dev->checkpt_open_write) return -1; - while (i < nBytes && ok) { - dev->checkpointBuffer[dev->checkpointByteOffset] = *dataBytes; - dev->checkpointSum += *dataBytes; - dev->checkpointXor ^= *dataBytes; + while (i < n_bytes && ok) { + dev->checkpt_buffer[dev->checkpt_byte_offs] = *dataBytes; + dev->checkpt_sum += *dataBytes; + dev->checkpt_xor ^= *dataBytes; - dev->checkpointByteOffset++; + dev->checkpt_byte_offs++; i++; dataBytes++; - dev->checkpointByteCount++; + dev->checkpt_byte_count++; - if (dev->checkpointByteOffset < 0 || - dev->checkpointByteOffset >= dev->nDataBytesPerChunk) - ok = yaffs_CheckpointFlushBuffer(dev); + if (dev->checkpt_byte_offs < 0 || + dev->checkpt_byte_offs >= dev->data_bytes_per_chunk) + ok = yaffs2_checkpt_flush_buffer(dev); } return i; } -int yaffs_CheckpointRead(yaffs_Device *dev, void *data, int nBytes) +int yaffs2_checkpt_rd(yaffs_dev_t *dev, void *data, int n_bytes) { int i = 0; int ok = 1; - yaffs_ExtendedTags tags; + yaffs_ext_tags tags; int chunk; @@ -281,113 +285,116 @@ int yaffs_CheckpointRead(yaffs_Device *dev, void *data, int nBytes) __u8 *dataBytes = (__u8 *)data; - if (!dev->checkpointBuffer) + if (!dev->checkpt_buffer) return 0; - if (dev->checkpointOpenForWrite) + if (dev->checkpt_open_write) return -1; - while (i < nBytes && ok) { + while (i < n_bytes && ok) { - if (dev->checkpointByteOffset < 0 || - dev->checkpointByteOffset >= dev->nDataBytesPerChunk) { + if (dev->checkpt_byte_offs < 0 || + dev->checkpt_byte_offs >= dev->data_bytes_per_chunk) { - if (dev->checkpointCurrentBlock < 0) { - yaffs_CheckpointFindNextCheckpointBlock(dev); - dev->checkpointCurrentChunk = 0; + if (dev->checkpt_cur_block < 0) { + yaffs2_checkpt_find_block(dev); + dev->checkpt_cur_chunk = 0; } - if (dev->checkpointCurrentBlock < 0) + if (dev->checkpt_cur_block < 0) ok = 0; else { - chunk = dev->checkpointCurrentBlock * - dev->nChunksPerBlock + - dev->checkpointCurrentChunk; + chunk = dev->checkpt_cur_block * + dev->param.chunks_per_block + + dev->checkpt_cur_chunk; - realignedChunk = chunk - dev->chunkOffset; + realignedChunk = chunk - dev->chunk_offset; + + dev->n_page_reads++; /* read in the next chunk */ /* printf("read checkpoint page %d\n",dev->checkpointPage); */ - dev->readChunkWithTagsFromNAND(dev, + dev->param.read_chunk_tags_fn(dev, realignedChunk, - dev->checkpointBuffer, + dev->checkpt_buffer, &tags); - if (tags.chunkId != (dev->checkpointPageSequence + 1) || - tags.eccResult > YAFFS_ECC_RESULT_FIXED || - tags.sequenceNumber != YAFFS_SEQUENCE_CHECKPOINT_DATA) + if (tags.chunk_id != (dev->checkpt_page_seq + 1) || + tags.ecc_result > YAFFS_ECC_RESULT_FIXED || + tags.seq_number != YAFFS_SEQUENCE_CHECKPOINT_DATA) ok = 0; - dev->checkpointByteOffset = 0; - dev->checkpointPageSequence++; - dev->checkpointCurrentChunk++; + dev->checkpt_byte_offs = 0; + dev->checkpt_page_seq++; + dev->checkpt_cur_chunk++; - if (dev->checkpointCurrentChunk >= dev->nChunksPerBlock) - dev->checkpointCurrentBlock = -1; + if (dev->checkpt_cur_chunk >= dev->param.chunks_per_block) + dev->checkpt_cur_block = -1; } } if (ok) { - *dataBytes = dev->checkpointBuffer[dev->checkpointByteOffset]; - dev->checkpointSum += *dataBytes; - dev->checkpointXor ^= *dataBytes; - dev->checkpointByteOffset++; + *dataBytes = dev->checkpt_buffer[dev->checkpt_byte_offs]; + dev->checkpt_sum += *dataBytes; + dev->checkpt_xor ^= *dataBytes; + dev->checkpt_byte_offs++; i++; dataBytes++; - dev->checkpointByteCount++; + dev->checkpt_byte_count++; } } return i; } -int yaffs_CheckpointClose(yaffs_Device *dev) +int yaffs_checkpt_close(yaffs_dev_t *dev) { - if (dev->checkpointOpenForWrite) { - if (dev->checkpointByteOffset != 0) - yaffs_CheckpointFlushBuffer(dev); - } else { + if (dev->checkpt_open_write) { + if (dev->checkpt_byte_offs != 0) + yaffs2_checkpt_flush_buffer(dev); + } else if(dev->checkpt_block_list){ int i; - for (i = 0; i < dev->blocksInCheckpoint && dev->checkpointBlockList[i] >= 0; i++) { - yaffs_BlockInfo *bi = yaffs_GetBlockInfo(dev, dev->checkpointBlockList[i]); - if (bi->blockState == YAFFS_BLOCK_STATE_EMPTY) - bi->blockState = YAFFS_BLOCK_STATE_CHECKPOINT; + for (i = 0; i < dev->blocks_in_checkpt && dev->checkpt_block_list[i] >= 0; i++) { + int blk = dev->checkpt_block_list[i]; + yaffs_block_info_t *bi = NULL; + if( dev->internal_start_block <= blk && blk <= dev->internal_end_block) + bi = yaffs_get_block_info(dev, blk); + if (bi && bi->block_state == YAFFS_BLOCK_STATE_EMPTY) + bi->block_state = YAFFS_BLOCK_STATE_CHECKPOINT; else { /* Todo this looks odd... */ } } - YFREE(dev->checkpointBlockList); - dev->checkpointBlockList = NULL; + YFREE(dev->checkpt_block_list); + dev->checkpt_block_list = NULL; } - dev->nFreeChunks -= dev->blocksInCheckpoint * dev->nChunksPerBlock; - dev->nErasedBlocks -= dev->blocksInCheckpoint; + dev->n_free_chunks -= dev->blocks_in_checkpt * dev->param.chunks_per_block; + dev->n_erased_blocks -= dev->blocks_in_checkpt; T(YAFFS_TRACE_CHECKPOINT, (TSTR("checkpoint byte count %d" TENDSTR), - dev->checkpointByteCount)); + dev->checkpt_byte_count)); - if (dev->checkpointBuffer) { + if (dev->checkpt_buffer) { /* free the buffer */ - YFREE(dev->checkpointBuffer); - dev->checkpointBuffer = NULL; + YFREE(dev->checkpt_buffer); + dev->checkpt_buffer = NULL; return 1; } else return 0; } -int yaffs_CheckpointInvalidateStream(yaffs_Device *dev) +int yaffs2_checkpt_invalidate_stream(yaffs_dev_t *dev) { - /* Erase the first checksum block */ - - T(YAFFS_TRACE_CHECKPOINT, (TSTR("checkpoint invalidate"TENDSTR))); + /* Erase the checkpoint data */ - if (!yaffs_CheckpointSpaceOk(dev)) - return 0; + T(YAFFS_TRACE_CHECKPOINT, (TSTR("checkpoint invalidate of %d blocks"TENDSTR), + dev->blocks_in_checkpt)); - return yaffs_CheckpointErase(dev); + return yaffs_checkpt_erase(dev); } |