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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, 07:15 UTC

[Performance] Remove unnecessary zero-fill of MLA decode output tensor in Aiter backend (#37539)

Signed-off-by: xaguilar-amd <xaguilar@amd.com>

xaguilar-amd committed Apr 10, 2026 at 13:27 UTC f976e3b98ba45677a2213673a442c6cbff141e8e
1 file changed +1 -1
vllm/v1/attention/backends/mla/rocm_aiter_mla.py
+1 -1
@@ -416,7 +416,7 @@ class AiterMLAImpl(MLACommonImpl[AiterMLAMetadata]):
416 else:
417 kernel_num_heads = self.num_heads
418
419 - o = torch.zeros(
419 + o = torch.empty(
420 B,
421 kernel_num_heads,
422 self.kv_lora_rank,