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Reduce memory usage for granite_speech. #42933

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Merged
DarkLight1337 merged 7 commits into from
May 25, 2026
Merged

Reduce memory usage for granite_speech. #42933

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28aba99
Reduce memory usage in granite_speech
Yihuki May 18, 2026
2917467
Merge branch 'main' into patch-1
Yihuki May 18, 2026
db08df2
Merge branch 'main' into patch-1
Yihuki May 19, 2026
d95aa08
Merge branch 'main' into patch-1
mergify[bot] May 23, 2026
1d3fa9f
Merge branch 'main' into patch-1
Yihuki May 25, 2026
610a930
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Yihuki May 25, 2026
b8b4dce
Merge branch 'main' into patch-1
Yihuki May 25, 2026
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3 changes: 1 addition & 2 deletions vllm/model_executor/models/granite_speech.py
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Original file line number Diff line number Diff line change
Expand Up @@ -389,9 +389,8 @@ def forward(
# shaw's relative positional embedding
dist = attention_dists.to(hidden_states.device)
rel_pos_emb = self.rel_pos_emb(dist)
rel_pos_emb_expanded = rel_pos_emb.view([1, 1, 1] + list(rel_pos_emb.shape))
pos_attn = (
torch.sum(query_states.unsqueeze(-2) * rel_pos_emb_expanded, dim=-1)
torch.einsum("bnhid,ijd->bnhij", query_states, rel_pos_emb)
* self.scale
)

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