• DSA backward: Improve deterministic dKV relay performance on SM100 and add relay cluster-size selection (#2072, #2082).
• DSA backward: Add deterministic execution on SM90 with configurable relay cluster sizes (#2209).
• DSA indexer: Add deterministic backward execution on SM90 and improve dW reduction for top-k values of 512 and above (#2249).
• CSA compressor: Enable compression ratios 2 and 4 on SM90 and tune ratio-2 backward schedules (#2247).
• PyTorch SDPA: Detect the cuDNN SDPA switch in torch.nn.attention to avoid duplicate provider registration (#2368).