FS_VERITY_MAX_LEVELS
struct block_buffer _buffers[1 + FS_VERITY_MAX_LEVELS + 1] = {};
unsigned long level_offset[FS_VERITY_MAX_LEVELS];
unsigned long level_start[FS_VERITY_MAX_LEVELS];
if (params->num_levels >= FS_VERITY_MAX_LEVELS) {
u64 blocks_in_level[FS_VERITY_MAX_LEVELS];
} hblocks[FS_VERITY_MAX_LEVELS];
static_assert(FS_VERITY_MAX_PENDING_BLOCKS + FS_VERITY_MAX_LEVELS <=