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[Kernel] Fix fused_gdn_gating #28343

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Merged
merged 4 commits into from
Nov 9, 2025
Merged

[Kernel] Fix fused_gdn_gating #28343

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ZJY0516 Nov 8, 2025
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ZJY0516 Nov 8, 2025
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ZJY0516 Nov 8, 2025
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Merge branch 'main' into fix-fused_gdn_gating
ZJY0516 Nov 9, 2025
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4 changes: 2 additions & 2 deletions vllm/model_executor/models/qwen3_next.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1365,8 +1365,8 @@ def fused_gdn_gating_kernel(
blk_g = -tl.exp(blk_A_log.to(tl.float32)) * softplus_x
tl.store(g + off, blk_g.to(g.dtype.element_ty), mask=mask)
# compute beta_output = sigmoid(b)
blk_beta = 1.0 / (1.0 + tl.exp(-blk_b.to(tl.float32)))
tl.store(beta_output + off, blk_beta.to(beta_output.dtype.element_ty), mask=mask)
blk_beta_output = tl.sigmoid(blk_b.to(tl.float32))
tl.store(beta_output + off, blk_beta_output.to(b.dtype.element_ty), mask=mask)


def fused_gdn_gating(
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