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117 Commits

Author SHA1 Message Date
Max Hu
9c3fe9936b Flashinfer cuDNN backend for Qwen3 VL ViT attention (#34580) 
Signed-off-by: Max Hu <maxhu@nvidia.com>
Signed-off-by: Max Hu <hyoung2991@gmail.com>
Co-authored-by: Max Hu <maxhu@nvidia.com>
Co-authored-by: Shang Wang <shangw@nvidia.com>
 2026-02-27 20:20:23 +08:00
Andrii Skliar
56a6371706 [Update] Use FlashInfer fast_decode_plan directly instead of replication (#34687) 
Signed-off-by: Andrii <askliar@nvidia.com>
Co-authored-by: Andrii <askliar@nvidia.com>
 2026-02-26 16:31:43 -08:00
Kunshang Ji
8ad54a991b [Platform] Add current_platform.num_compute_units interface (#35042) 
Signed-off-by: Kunshang Ji <kunshang.ji@intel.com>
Signed-off-by: Kunshang Ji <jikunshang95@gmail.com>
 2026-02-24 22:22:49 -08:00
Eldar Kurtić
a87cc50859 [Attn,KV-cache] Use per-head scales in the attention selector (#34281) 
Signed-off-by: Your Name <you@example.com>
Signed-off-by: Eldar Kurtic <research@neuralmagic.com>
Co-authored-by: Eldar Kurtic <research@neuralmagic.com>
Co-authored-by: Your Name <you@example.com>
 2026-02-24 09:02:43 -05:00
Burkhard Ringlein
e24663c5a9 Add unit tests for fp8 output fusion of triton_attn (#34228) 
Signed-off-by: Burkhard Ringlein <ngl@zurich.ibm.com>
Co-authored-by: Luka Govedič <ProExpertProg@users.noreply.github.com>
 2026-02-18 06:22:49 -05:00
Isotr0py
71cd89264f [MM Encoder] Add Triton ViT attention backend (#32183) 
Signed-off-by: Isotr0py <mozf@mail2.sysu.edu.cn>
 2026-02-15 06:32:47 -08:00
Andreas Karatzas
350ca72c04 [ROCm][AITER] Fix AITER import regression for explicit backend selection (#33749) 
Signed-off-by: Andreas Karatzas <akaratza@amd.com>
 2026-02-06 15:08:16 +00:00
Xin Yang
79028d4388 [Perf] Disable clean_logits in deepgemm fp8_mqa_logits kernel (#33568) 2026-02-05 20:34:00 -05:00
R3hankhan
4dffc5e044 [CPU] Split attention dispatch by head_dim alignment (#32161) 
Signed-off-by: Rehan Khan <Rehan.Khan7@ibm.com>
 2026-02-03 19:37:15 -08:00
Matthew Bonanni
a608b4c6c2 [5/N][Attention] Finish eliminating vllm/attention folder (#32064) 
Signed-off-by: Matthew Bonanni <mbonanni@redhat.com>
 2026-01-27 10:02:51 -05:00
Matt
305e53ade8 [Hardware][AMD][CI][Bugfix] Fix Kernels Attention Cache test (#32904) 
Signed-off-by: Matthew Wong <Matthew.Wong2@amd.com>
 2026-01-23 16:24:26 +00:00
Eldar Kurtić
44f08af3a7 Add llmcompressor fp8 kv-cache quant (per-tensor and per-attn_head) (#30141) 
Signed-off-by: Eldar Kurtic <8884008+eldarkurtic@users.noreply.github.com>
Signed-off-by: eldarkurtic <8884008+eldarkurtic@users.noreply.github.com>
 2026-01-22 13:29:57 -07:00
Or Ozeri
421012b63a OffloadingConnector: Support kernel_block_size != block_size (#30692) 
Signed-off-by: Or Ozeri <oro@il.ibm.com>
 2026-01-22 12:30:04 +00:00
Lucas Wilkinson
b4f64e5b02 Update FlashMLA (#32491) 
Signed-off-by: Lucas Wilkinson <lwilkins@redhat.com>
 2026-01-21 13:03:37 +08:00
shyeh25
1c46dea001 Revert "[Kernels][FI] Skip trtllm attention when num_kv_heads=1 (#308… (#31617) 
Signed-off-by: shyeh25 <206795756+shyeh25@users.noreply.github.com>
 2026-01-10 12:39:59 -08:00
Matthew Bonanni
2612ba9285 [1/N][Attention] Restructure attention: move files (#31916) 
Signed-off-by: Matthew Bonanni <mbonanni@redhat.com>
 2026-01-09 13:10:24 -08:00
vllmellm
1a19e9cd87 [Bugfix][ROCm]Fix Qwen3-Next-80B-A3B-Thinking inference and optimize non-standard block size (544) support under rocm_atten (#31380) 
Signed-off-by: vllmellm <vllm.ellm@embeddedllm.com>
 2026-01-09 19:28:02 +08:00
Lucas Wilkinson
6cdf015c3c [Misc] Fix Current vLLM config is not set. warnings, assert to avoid issues in the future (#31747) 
Signed-off-by: Lucas Wilkinson <lwilkins@redhat.com>
Signed-off-by: Lucas Wilkinson <LucasWilkinson@users.noreply.github.com>
Co-authored-by: Luka Govedič <ProExpertProg@users.noreply.github.com>
 2026-01-08 15:20:49 -08:00
Isotr0py
6aa5b18e1d [v1] Add encoder-only/cross attention support to Triton Attention backend (#31406) 
Signed-off-by: Isotr0py <mozf@mail2.sysu.edu.cn>
 2026-01-06 00:00:23 +08:00
wangxiyuan
bb4337b34c [Platform] Deprecate seed_everything (#31659) 
Signed-off-by: wangxiyuan <wangxiyuan1007@gmail.com>
 2026-01-04 18:34:04 -08:00
rongfu.leng
4ed11105d7 [Misc] Remove unused custom ops copy_blocks and copy_blocks_mla (#30967) 
Signed-off-by: rongfu.leng <rongfu.leng@daocloud.io>
 2025-12-23 18:22:35 -08:00
Isotr0py
700a5ad6c6 [MM Encoder]: Migrate legacy ViT MultiHeadAttention to new MMEncoderAttention interface (#30684) 
Signed-off-by: Isotr0py <mozf@mail2.sysu.edu.cn>
 2025-12-19 02:04:19 +08:00
Matthew Bonanni
7eb6cb6c18 [Attention] Update tests to remove deprecated env vars (#30563) 
Signed-off-by: Matthew Bonanni <mbonanni@redhat.com>
 2025-12-17 09:49:59 -08:00
Ye (Charlotte) Qi
a100152288 [Kernels][FI] Skip trtllm attention when num_kv_heads=1 (#30842) 
Signed-off-by: Ye (Charlotte) Qi <yeq@meta.com>
 2025-12-17 01:54:21 -08:00
Roberto L. Castro
4fa7ce46f3 [Feature] Add SM103 (Blackwell Ultra) Support to vLLM (#30484) 
Signed-off-by: LopezCastroRoberto <robertol.c510@gmail.com>
Signed-off-by: Roberto L. Castro <38211239+LopezCastroRoberto@users.noreply.github.com>
Co-authored-by: youkaichao <youkaichao@gmail.com>
 2025-12-12 19:34:23 -08:00
jvlunteren
9c0ee995a8 [Kernel] Support CUDA Graphs in 3D Triton Attention Kernel (#28306) 
Signed-off-by: Jan van Lunteren <jvl@zurich.ibm.com>
Signed-off-by: jvlunteren <161835099+jvlunteren@users.noreply.github.com>
Co-authored-by: Thomas Parnell <tom.parnell@gmail.com>
Co-authored-by: Thomas Parnell <tpa@zurich.ibm.com>
 2025-12-12 16:55:40 +01:00
Fadi Arafeh
434ac76a7c [cpu][ci] Add CPU Attention Tests for Neon Backend (#30347) 
Signed-off-by: Fadi Arafeh <fadi.arafeh@arm.com>
 2025-12-10 05:37:35 +00:00
rasmith
7618dc973d [CI/Build] Make test_mha_attn.py run on correct platform only and check for flash_attn_varlen_func in layer.py (#29145) 2025-12-09 20:18:17 +00:00
Cyrus Leung
33b06a6f24 [Misc] Remove redundant attention var constants (#29650) 
Signed-off-by: DarkLight1337 <tlleungac@connect.ust.hk>
 2025-11-28 04:35:19 -08:00
Pleaplusone
77e10c9cab [Perf][Deepseek] optimize gather_and_maybe_dequant_cache kernel's perf for extremely long sequence (#28029) 
Signed-off-by: ganyi <ygan@amd.com>
 2025-11-24 19:05:46 -07:00
Roger Wang
0ff70821c9 [Core] Deprecate xformers (#29262) 
Signed-off-by: Roger Wang <hey@rogerw.io>
 2025-11-24 04:18:55 +00:00
rasmith
711241c13c [CI/Build] Fix illegal memory access and unsupported test in kernels/attention/test_cache.py (#29118) 
Signed-off-by: Randall Smith <ransmith@amd.com>
Co-authored-by: Randall Smith <ransmith@amd.com>
 2025-11-21 10:58:38 -05:00
rasmith
5e5a7eb16f [CI/Build] Make test_attention_selector.py run tests on correct platform (#29064) 
Signed-off-by: Randall Smith <ransmith@amd.com>
Signed-off-by: rasmith <Randall.Smith@amd.com>
Co-authored-by: Randall Smith <ransmith@amd.com>
Co-authored-by: gemini-code-assist[bot] <176961590+gemini-code-assist[bot]@users.noreply.github.com>
 2025-11-20 20:45:56 +00:00
rasmith
3d84ef9054 [CI/Build][AMD] Skip if flash_attn_varlen_func not available in test_aiter_flash_attn.py (#29043) 
Signed-off-by: Randall Smith <ransmith@amd.com>
Co-authored-by: Randall Smith <ransmith@amd.com>
 2025-11-20 20:39:49 +00:00
rasmith
322cb02872 [CI/Build][AMD] Fix import errors in tests/kernels/attention (#29032) 
Signed-off-by: Randall Smith <ransmith@amd.com>
Co-authored-by: Randall Smith <ransmith@amd.com>
 2025-11-20 17:48:09 +08:00
Ryan Rock
68d7231991 [CI/Build] Fix test_prefix_prefill for AMD (#28905) 
Signed-off-by: Ryan Rock <ryan.rock@amd.com>
 2025-11-19 16:04:36 -05:00
Matthew Bonanni
4c23690f43 [Attention] FlashAttention ViT support, make default backend (#28763) 
Signed-off-by: Matthew Bonanni <mbonanni@redhat.com>
 2025-11-18 20:06:21 -08:00
Kunshang Ji
2a2d5d2780 Replace torch.cuda.Event with torch.Event for better hardware compatibility (#26985) 
Signed-off-by: Kunshang Ji <kunshang.ji@intel.com>
 2025-11-18 11:34:36 -08:00
Lucas Wilkinson
db56a59970 [BugFix] Fix FA3 IMA with FULL_AND_PIECEWISE and cascade attention (default) (#28702) 2025-11-14 12:19:22 +00:00
Li, Jiang
7f829be7d3 [CPU] Refactor CPU attention backend (#27954) 
Signed-off-by: jiang1.li <jiang1.li@intel.com>
 2025-11-12 09:43:06 +08:00
Zhewen Li
e553424919 [CI/Build] Refactor Attention backend for test_prefix_prefill from xformers to SDPA (#28424) 
Signed-off-by: zhewenli <zhewenli@meta.com>
Signed-off-by: Roger Wang <hey@rogerw.io>
Co-authored-by: Roger Wang <hey@rogerw.io>
 2025-11-12 01:09:47 +08:00
Matthew Bonanni
b30dfa03c5 [Attention] Refactor CUDA attention backend selection logic (#24794) 
Signed-off-by: Matthew Bonanni <mbonanni@redhat.com>
Signed-off-by: Matthew Bonanni <mbonanni001@gmail.com>
Co-authored-by: Luka Govedič <ProExpertProg@users.noreply.github.com>
 2025-11-11 07:40:44 -05:00
Matthew Bonanni
0bf29fadf5 [Test] Remove old non-varlen FA2 test (#28420) 
Signed-off-by: Matthew Bonanni <mbonanni@redhat.com>
 2025-11-10 23:57:41 +00:00
Harry Mellor
811df41ee9 Update Flashinfer from v0.4.1 to v0.5.2 (#27952) 
Signed-off-by: Harry Mellor <19981378+hmellor@users.noreply.github.com>
 2025-11-07 16:24:42 -08:00
Pleaplusone
6cae1e5332 [ROCm][MLA] Support block-size > 1 for AITER MLA backend (#27224) 
Signed-off-by: ganyi <ygan@amd.com>
Co-authored-by: wuhuikx <hattie.wu@amd.com>
 2025-11-05 10:43:02 -05:00
Yeshwanth N
71b1c8b667 [Chore]:Extract math and argparse utilities to separate modules (#27188) 
Signed-off-by: Yeshwanth Surya <yeshsurya@gmail.com>
Signed-off-by: Yeshwanth N <yeshsurya@gmail.com>
Signed-off-by: yeshsurya <yeshsurya@gmail.com>
 2025-10-26 04:03:32 -07:00
dongbo910220
3ae082c373 [Chore] Separate out optional dependency checks from vllm.utils (#27207) 
Signed-off-by: dongbo910220 <1275604947@qq.com>
Signed-off-by: dongbo910220 <32610838+dongbo910220@users.noreply.github.com>
Co-authored-by: Wentao Ye <44945378+yewentao256@users.noreply.github.com>
Co-authored-by: Cyrus Leung <tlleungac@connect.ust.hk>
 2025-10-22 10:44:21 -04:00
Isotr0py
6ac5e06f7c [Chore] Clean up pytorch helper functions in vllm.utils (#26908) 
Signed-off-by: Isotr0py <mozf@mail2.sysu.edu.cn>
Signed-off-by: isotr0py <2037008807@qq.com>
 2025-10-18 09:48:22 -07:00
iAmir97
1d165d6d85 [Chore] Separate out vllm.utils.mem_utils (#27143) 
Signed-off-by: iAmir97 <Amir.balwel@embeddedllm.com>
Signed-off-by: iAmir97 <71513472+iAmir97@users.noreply.github.com>
Co-authored-by: iAmir97 <Amir.balwel@embeddedllm.com>
Co-authored-by: gemini-code-assist[bot] <176961590+gemini-code-assist[bot]@users.noreply.github.com>
 2025-10-18 10:06:59 +00:00
Harry Mellor
8fcaaf6a16 Update Optional[x] -> x | None and Union[x, y] to x | y (#26633) 
Signed-off-by: Harry Mellor <19981378+hmellor@users.noreply.github.com>
 2025-10-12 09:51:31 -07:00