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remove kv_a.congigous in DeepseekV2AttentionMLA #8058

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Merged
zhyncs merged 3 commits into from
Jul 16, 2025
Merged

remove kv_a.congigous in DeepseekV2AttentionMLA #8058

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152bfcb
remove kv_a.congigous in DeepseekV2AttentionMLA.forward_normal_chunke…
Jul 15, 2025
61e3c9f
same for forward_normal_prepare
Jul 15, 2025
fda3672
Merge branch 'main' into remove_contigous
zhyncs Jul 16, 2025
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4 changes: 2 additions & 2 deletions python/sglang/srt/models/deepseek_v2.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1153,7 +1153,7 @@ def forward_normal_prepare(
_, q_pe = q.split([self.qk_nope_head_dim, self.qk_rope_head_dim], dim=-1)
kv_a, _ = latent_cache.split([self.kv_lora_rank, self.qk_rope_head_dim], dim=-1)
latent_cache = latent_cache.unsqueeze(1)
kv_a = self.kv_a_layernorm(kv_a.contiguous())
kv_a = self.kv_a_layernorm(kv_a)
kv = self.kv_b_proj(kv_a)[0]
kv = kv.view(-1, self.num_local_heads, self.qk_nope_head_dim + self.v_head_dim)
k_nope = kv[..., : self.qk_nope_head_dim]
Expand Down Expand Up @@ -1692,7 +1692,7 @@ def forward_normal_chunked_kv_prepare(
_, q_pe = q.split([self.qk_nope_head_dim, self.qk_rope_head_dim], dim=-1)
kv_a, _ = latent_cache.split([self.kv_lora_rank, self.qk_rope_head_dim], dim=-1)
latent_cache = latent_cache.unsqueeze(1)
kv_a = self.kv_a_layernorm(kv_a.contiguous())
kv_a = self.kv_a_layernorm(kv_a)
kv = self.kv_b_proj(kv_a)[0]
kv = kv.view(-1, self.num_local_heads, self.qk_nope_head_dim + self.v_head_dim)
k_nope = kv[..., : self.qk_nope_head_dim]
Expand Down
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