CRAMFS_BLK_FLAG_DIRECT_PTR
CRAMFS_BLK_FLAG_DIRECT_PTR |
direct = (block_ptr & CRAMFS_BLK_FLAG_DIRECT_PTR);
if (unlikely(block_start & CRAMFS_BLK_FLAG_DIRECT_PTR)) {
| CRAMFS_BLK_FLAG_DIRECT_PTR )