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A high-throughput and memory-efficient inference and serving engine for LLMs

Mirrored from https://github.com/tduncan-lum/Nvidia-Optimization-Stack---VLLM.git

Synced Nov 5, 12:15 UTC

[Attention][MLA] Re-enable FA4 as default MLA prefill backend (#38819)

Matthew Bonanni committed Apr 6, 2026 at 17:51 UTC 9c81f35b1ae6c70681661e11c461ddbb7e417aff
1 file changed +1 -1
vllm/config/attention.py
+1 -1
@@ -30,7 +30,7 @@ class AttentionConfig:
30 use_cudnn_prefill: bool = False
31 """Whether to use cudnn prefill."""
32
33 - use_trtllm_ragged_deepseek_prefill: bool = True
33 + use_trtllm_ragged_deepseek_prefill: bool = False
34 """Whether to use TRTLLM ragged deepseek prefill."""
35
36 use_trtllm_attention: bool | None = None