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[ROCm][Critical] Fix the GDN import bug #43486

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Merged
DarkLight1337 merged 1 commit into from
May 23, 2026
Merged

[ROCm][Critical] Fix the GDN import bug #43486

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2 changes: 1 addition & 1 deletion tests/compile/passes/test_fusion.py
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Original file line number Diff line number Diff line change
Expand Up @@ -521,7 +521,7 @@ def __init__(self, num_v_heads: int, head_v_dim: int, tp_size: int = 1):
self.head_v_dim = head_v_dim
self.tp_size = tp_size

from vllm.model_executor.layers.mamba.gdn_linear_attn import (
from vllm.model_executor.layers.mamba.gdn.base import (
GatedDeltaNetAttention,
)

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7 changes: 5 additions & 2 deletions vllm/compilation/passes/fusion/rocm_aiter_fusion.py
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Expand Up @@ -560,11 +560,14 @@ def __init__(self, config: VllmConfig) -> None:

# Discover (num_heads, head_dim) pairs for gated RMSNorm patterns
# from GatedDeltaNetAttention layers in static_forward_context.
from vllm.model_executor.layers.mamba.gdn_linear_attn import (
from vllm.model_executor.layers.mamba.gdn.base import (
GatedDeltaNetAttention,
)

gdn_layers = get_layers_from_vllm_config(config, GatedDeltaNetAttention)
gdn_layers = get_layers_from_vllm_config(
config,
GatedDeltaNetAttention, # type: ignore[type-abstract]
)
gated_norm_shapes: set[tuple[int, int]] = set()
for layer in gdn_layers.values():
gated_norm_shapes.add(
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