struct compressor_ops {
u64 (*get_needed_memory)(size_t max_block_size,
- unsigned int compression_level);
+ unsigned int compression_level,
+ bool destructive);
int (*create_compressor)(size_t max_block_size,
unsigned int compression_level,
+ bool destructive,
void **private_ret);
size_t (*compress)(const void *uncompressed_data,