[Attention][1/n] Remove usage of deprecated `seq_lens_cpu` and `num_computed_tokens_cpu` CommonAttentionMetadata properties#31773

Merged

vllm-bot merged 7 commits intovllm-project:mainfrom

neuralmagic:deprecate-cpu-props/part-1

Jan 6, 2026

Commits on Jan 6, 2026

deprecation: replace seq_lens_cpu property with explicit .cpu() in TritonAttention
LucasWilkinson
committed
deprecation: replace seq_lens_cpu property with explicit .cpu() in FlashInfer
LucasWilkinson
committed
deprecation: replace num_computed_tokens_cpu with explicit computation in FlexAttention
LucasWilkinson
committed
deprecation: replace seq_lens_cpu/num_computed_tokens_cpu in MLA backends
LucasWilkinson
committed
deprecation: remove seq_lens_cpu/num_computed_tokens_cpu from test files
LucasWilkinson
committed
cleanup
LucasWilkinson
committed
refactor: add compute_num_computed_tokens() method to CommonAttentionMetadata
LucasWilkinson
committed