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[Hybrid] [Kernel] Fix chunk scan kernel when BLOCK_SIZE_DSTATE > 128 (#28295)

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Signed-off-by: Thomas Parnell <tpa@zurich.ibm.com>
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Thomas Parnell 2025-11-14 23:55:42 +01:00 committed by GitHub
parent bf3ffb61e6
commit e0c910bb89
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vllm/model_executor/layers/mamba/ops/ssd_chunk_scan.py
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@ -245,7 +245,7 @@ def _chunk_scan_fwd_kernel(
)
if not HAS_INITSTATES and (seq_idx != seq_idx_prev):
prev_states = tl.zeros(
(BLOCK_SIZE_DSTATE, BLOCK_SIZE_K), dtype=C_ptr.dtype.element_ty
(BLOCK_SIZE_K, BLOCK_SIZE_N), dtype=C_ptr.dtype.element_ty
)
else:
prev_states = tl.load(