kernel/cache/block_cache.cpp

70 	void*			current_data;
78 		// block in the parent transaction. It may point to current_data if the
105 		// the changed data is either in current_data, or original_data -- the
510 		_Allocate(fCurrent, block->current_data);
1268 		? block->original_data : block->current_data;
1313 	if (_Data(block) == block->current_data)
1487 	Free(block->current_data);
1516 			block->current_data = Allocate();
1517 			if (block->current_data == NULL) {
1563 	if (block->parent_data != block->current_data)
1838 		&& memcmp(block->current_data, block->compare, cache->block_size)) {
1840 		dump_block((const char*)block->current_data, 256, "  ");
1950 			block->current_data, blockSize);
2012 			memset(block->current_data, 0, cache->block_size);
2027 		*_block = block->current_data;
2082 		memcpy(block->original_data, block->current_data, cache->block_size);
2087 	if (block->parent_data == block->current_data) {
2102 		memcpy(block->parent_data, block->current_data, cache->block_size);
2116 		memset(block->current_data, 0, cache->block_size);
2126 	*_block = block->current_data;
2140 		(addr_t)block->current_data, (addr_t)block->original_data,
2154 	kprintf(" current data:  %p\n", block->current_data);
2190 	set_debug_variable("_current", (addr_t)block->current_data);
2972 			memcpy(block->current_data, block->original_data,
3055 			if (block->parent_data != block->current_data) {
3134 				memcpy(block->current_data, block->original_data,
3160 			if (block->parent_data != block->current_data) {
3166 				memcpy(block->current_data, block->parent_data,
3222 				memcpy(block->current_data, block->original_data,
3233 		block->parent_data = block->current_data;
3331 		*_data = mainOnly ? block->parent_data : block->current_data;
3574 				&& block->parent_data != block->current_data) {
3677 		memcpy(block->compare, block->current_data, cache->block_size);
3681 	*_block = block->current_data;