mark_block_busy_reading
mark_block_busy_reading(fCache, fBlocks[i]);
mark_block_busy_reading(cache, block);
mark_block_busy_reading(cache, block);
mark_block_busy_reading(cache, block);
mark_block_busy_reading(cache, block);
mark_block_busy_reading(cache, block);
static void mark_block_busy_reading(block_cache* cache, cached_block* block);