[None][feat] modeling_v2: build target C++/CUDA as per-family libraries

.cmake-format.json

@@ -25,6 +25,27 @@
           "NAMESPACE": "+",
           "ARCHS": "+"
         }
+      },
+      "add_modeling_v2_family": {
+        "pargs": 1
+      },
+      "add_modeling_v2_shared": {
+        "pargs": 1,
+        "kwargs": {
+          "ARCHS": "+",
+          "SOURCES": "+",
+          "DEPS": "+",
+          "REQUIRES": "+"
+        }
+      },
+      "add_modeling_v2_target": {
+        "pargs": 2,
+        "kwargs": {
+          "ARCHS": "+",
+          "SOURCES": "+",
+          "DEPS": "+",
+          "REQUIRES": "+"
+        }
       }
     },
     "_help_vartags": [

.github/CODEOWNERS

@@ -387,6 +387,11 @@
 # Individual handles rather than a team, like SCAFFOLDING: this is one bounded
 # experiment with named owners, not a standing domain.
 /tensorrt_llm/_torch/_experimental/modeling_v2 @tianyuxbear @Wanli-Jiang @WeiHaocheng @litaotju
+# What every modeling_v2 family library shares (the discovery and the common/
+# macros): the modeling_v2 owners, and the kernels owners because it is CUDA and
+# links against the stock libraries.
+/cpp/tensorrt_llm/modeling_v2 @tianyuxbear @Wanli-Jiang @WeiHaocheng @litaotju @NVIDIA/trt-llm-kernels-devs
+/cpp/cmake/modules/modeling_v2.cmake @tianyuxbear @Wanli-Jiang @WeiHaocheng @litaotju @NVIDIA/trt-llm-kernels-devs
 /tests/unittest/_torch/modeling_v2 @tianyuxbear @Wanli-Jiang @WeiHaocheng @litaotju
 /tests/integration/defs/accuracy/modeling_v2 @tianyuxbear @Wanli-Jiang @WeiHaocheng @litaotju
 # The two catalog categories whose contracts state kernel behaviour the
@@ -399,6 +404,10 @@
 /tests/unittest/_torch/modeling_v2/models/glm_moe_dsa @tianyuxbear @Wanli-Jiang @WeiHaocheng @litaotju @dongfengy @Tabrizian @xwang233
 /cpp/tensorrt_llm/kernels/glmMoeDsa @NVIDIA/trt-llm-kernels-devs @dongfengy @Tabrizian @xwang233
 /cpp/tensorrt_llm/thop/glmMoeDsa/ @NVIDIA/trt-llm-kernels-devs @dongfengy @Tabrizian @xwang233
+# A family's native code lives in its csrc/ directories: the kernels owners
+# co-own it. Last, so it applies under the family rules above; a family with its
+# own owners adds them here.
+/tensorrt_llm/_torch/_experimental/modeling_v2/models/**/csrc/ @tianyuxbear @Wanli-Jiang @WeiHaocheng @litaotju @NVIDIA/trt-llm-kernels-devs
 
 ## TensorRT-LLM LLM Disaggregated
 /examples/disaggregated @NVIDIA/trt-llm-disagg-devs @NVIDIA/trt-llm-doc-owners

cpp/CMakeLists.txt

@@ -49,6 +49,12 @@ option(BUILD_DEEP_EP "Build the Deep EP module" ON)
 option(BUILD_NCCL_EXTENSIONS "Build the nccl-extensions Python wheel" ON)
 option(BUILD_DEEP_GEMM "Build the DeepGEMM module" ON)
 option(BUILD_FLASH_MLA "Build the FlashMLA module" ON)
+set(TRTLLM_MODELING_V2_TARGETS
+    "all"
+    CACHE
+      STRING
+      "modeling_v2 native targets to build: all, none, or a list of <family>/<target> globs"
+)
 option(BUILD_MICRO_BENCHMARKS "Build C++ micro benchmarks" OFF)
 option(NVTX_DISABLE "Disable all NVTX features" ON)
 option(WARNING_IS_ERROR "Treat all warnings as errors" OFF)