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[Kernel] ReplaySSM: cache SSM inputs for faster Gated DeltaNet standard decode - #48792

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Johnny-Liou wants to merge 14 commits into

vllm-project:mainfrom

Johnny-Liou:replayssm-gdn-standard

Closed

[Kernel] ReplaySSM: cache SSM inputs for faster Gated DeltaNet standard decode#48792
Johnny-Liou wants to merge 14 commits into
vllm-project:mainfrom
Johnny-Liou:replayssm-gdn-standard

Commits on Sep 30, 2026
- [Kernel] ReplaySSM: GDN standard-decode kernel
  Johnny-Liou
  committed
  1d598b9
- [Core] ReplaySSM: wire GDN standard cached decode (dispatch, paged cache, write_pos)
  Johnny-Liou
  committed
  cfdd2ef
- [Test] ReplaySSM: GDN standard-decode kernel/equivalence/e2e tests
  Johnny-Liou
  committed
  ab757b9
- [Misc] ReplaySSM: GDN standard-decode e2e benchmark
  Johnny-Liou
  committed
  54c634a
- [Core] ReplaySSM GDN: centralize ring shape and gate on SupportsReplaySSM
  
  Johnny-Liou
  and
  claude
  committed
  ce871e1
- [Bugfix] ReplaySSM GDN: re-anchor decode write_pos after preemption
  
  Johnny-Liou
  and
  claude
  committed
  47b417a
- [Core] ReplaySSM GDN: support prefix caching via align mode
  Johnny-Liou
  committed
  b58b06c
- [Core] ReplaySSM GDN: reject stochastic rounding for the cached kernel
  Johnny-Liou
  committed
  8c87e9a
- [Misc] ReplaySSM GDN: use config names and clarify comments
  
  Johnny-Liou
  and
  claude
  committed
  39f33e7
- [Bugfix] ReplaySSM GDN: run single-token prefill chunks as decodes
  
  Johnny-Liou
  and
  claude
  committed
  b5770ef
- [Test] ReplaySSM GDN: cover align mode with a block larger than the ring
  
  Johnny-Liou
  and
  claude
  committed
  99f4a99
- [Bugfix] Adapt GDN ReplaySSM to current metadata and cache APIs
  
  Johnny-Liou
  and
  codex
  committed
  dbc0332
- [Bugfix] Keep GDN ReplaySSM beta in FP32
  
  Johnny-Liou
  and
  codex
  committed
  aac3dc8
- [Test] Pin Triton ReplaySSM checks to Model Runner V1
  
  Johnny-Liou
  and
  codex
  committed
  ccd8197

Commits

Commits on Sep 30, 2026