From 4e902b85fe78d2765f43784ec682c291f134d67c Mon Sep 17 00:00:00 2001
From: Phillip Cloud <417981+cpcloud@users.noreply.github.com>
Date: Wed, 1 Oct 2025 12:28:14 -0400
Subject: [PATCH 1/3] ci: replace single gating check with vanilla skipping
 (#1008)

---
 .github/workflows/ci.yml | 135 ++++++++++++++++++++++++++++++---------
 1 file changed, 105 insertions(+), 30 deletions(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 9bd1833ef1..d5d7624950 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -23,7 +23,7 @@ jobs:
       CUDA_BUILD_VER: ${{ steps.get-vars.outputs.cuda_build_ver }}
     steps:
       - name: Checkout repository
-        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683  # v4.2.2
+        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8  # v5.0.0
         with:
           fetch-depth: 0
       - name: Get CUDA build version
@@ -32,30 +32,107 @@ jobs:
           cuda_build_ver=$(jq -r .cuda.build.version ci/versions.json)
           echo "cuda_build_ver=$cuda_build_ver" >> $GITHUB_OUTPUT
 
-  build:
+  should-skip:
+    runs-on: ubuntu-latest
+    outputs:
+      skip: ${{ steps.get-should-skip.outputs.skip }}
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8  # v5.0.0
+      - name: Compute whether to skip builds and tests
+        id: get-should-skip
+        env:
+          GH_TOKEN: ${{ github.token }}
+        run: |
+          set -euxo pipefail
+          if ${{ startsWith(github.ref_name, 'pull-request/') }}; then
+            skip="$(gh pr view "$(grep -Po '(\d+)$' <<< '${{ github.ref_name }}')" --json title --jq '.title | contains("[no-ci]")')"
+          else
+            skip=false
+          fi
+          echo "skip=${skip}" >> "$GITHUB_OUTPUT"
+
+  # WARNING: make sure all of the build jobs are in sync
+  build-linux-64:
     needs:
       - ci-vars
+      - should-skip
     strategy:
       fail-fast: false
       matrix:
         host-platform:
           - linux-64
+    name: Build ${{ matrix.host-platform }}, CUDA ${{ needs.ci-vars.outputs.CUDA_BUILD_VER }}
+    if: ${{ github.repository_owner == 'nvidia' && !fromJSON(needs.should-skip.outputs.skip) }}
+    secrets: inherit
+    uses: ./.github/workflows/build-wheel.yml
+    with:
+      host-platform: ${{ matrix.host-platform }}
+      cuda-version: ${{ needs.ci-vars.outputs.CUDA_BUILD_VER }}
+
+  # WARNING: make sure all of the build jobs are in sync
+  build-linux-aarch64:
+    needs:
+      - ci-vars
+      - should-skip
+    strategy:
+      fail-fast: false
+      matrix:
+        host-platform:
           - linux-aarch64
+    name: Build ${{ matrix.host-platform }}, CUDA ${{ needs.ci-vars.outputs.CUDA_BUILD_VER }}
+    if: ${{ github.repository_owner == 'nvidia' && !fromJSON(needs.should-skip.outputs.skip) }}
+    secrets: inherit
+    uses: ./.github/workflows/build-wheel.yml
+    with:
+      host-platform: ${{ matrix.host-platform }}
+      cuda-version: ${{ needs.ci-vars.outputs.CUDA_BUILD_VER }}
+
+  # WARNING: make sure all of the build jobs are in sync
+  build-windows:
+    needs:
+      - ci-vars
+      - should-skip
+    strategy:
+      fail-fast: false
+      matrix:
+        host-platform:
           - win-64
     name: Build ${{ matrix.host-platform }}, CUDA ${{ needs.ci-vars.outputs.CUDA_BUILD_VER }}
-    if: ${{ github.repository_owner == 'nvidia' }}
+    if: ${{ github.repository_owner == 'nvidia' && !fromJSON(needs.should-skip.outputs.skip) }}
     secrets: inherit
     uses: ./.github/workflows/build-wheel.yml
     with:
       host-platform: ${{ matrix.host-platform }}
       cuda-version: ${{ needs.ci-vars.outputs.CUDA_BUILD_VER }}
 
-  test-linux:
+  # WARNING: make sure both Linux test jobs are in sync
+  test-linux-64:
     strategy:
       fail-fast: false
       matrix:
         host-platform:
           - linux-64
+    name: Test ${{ matrix.host-platform }}
+    if: ${{ github.repository_owner == 'nvidia' }}
+    permissions:
+      contents: read  # This is required for actions/checkout
+    needs:
+      - ci-vars
+      - build-linux-64
+    secrets: inherit
+    uses: ./.github/workflows/test-wheel-linux.yml
+    with:
+      build-type: pull-request
+      host-platform: ${{ matrix.host-platform }}
+      build-ctk-ver: ${{ needs.ci-vars.outputs.CUDA_BUILD_VER }}
+
+  # WARNING: make sure both Linux test jobs are in sync
+  test-linux-aarch64:
+    strategy:
+      fail-fast: false
+      matrix:
+        host-platform:
           - linux-aarch64
     name: Test ${{ matrix.host-platform }}
     if: ${{ github.repository_owner == 'nvidia' }}
@@ -63,14 +140,13 @@ jobs:
       contents: read  # This is required for actions/checkout
     needs:
       - ci-vars
-      - build
+      - build-linux-aarch64
     secrets: inherit
     uses: ./.github/workflows/test-wheel-linux.yml
     with:
       build-type: pull-request
       host-platform: ${{ matrix.host-platform }}
       build-ctk-ver: ${{ needs.ci-vars.outputs.CUDA_BUILD_VER }}
-      matrix_filter: "map(select([.CUDA_VER // empty | split(\".\")[] | tonumber] as $v | ($v[0] < 13)))"
 
   test-windows:
     strategy:
@@ -84,39 +160,38 @@ jobs:
       contents: read  # This is required for actions/checkout
     needs:
       - ci-vars
-      - build
+      - build-windows
     secrets: inherit
     uses: ./.github/workflows/test-wheel-windows.yml
     with:
       build-type: pull-request
       host-platform: ${{ matrix.host-platform }}
       build-ctk-ver: ${{ needs.ci-vars.outputs.CUDA_BUILD_VER }}
-      matrix_filter: "map(select([.CUDA_VER // empty | split(\".\")[] | tonumber] as $v | ($v[0] < 13)))"
 
-#  doc:
-#    name: Docs
-#    if: ${{ github.repository_owner == 'nvidia' }}
-#    # Sets permissions of the GITHUB_TOKEN to allow deployment to GitHub Pages
-#    permissions:
-#      id-token: write
-#      contents: write
-#      pull-requests: write
-#    needs:
-#      - ci-vars
-#      - build
-#    secrets: inherit
-#    uses: ./.github/workflows/build-docs.yml
-#    with:
-#      build-ctk-ver: ${{ needs.ci-vars.outputs.CUDA_BUILD_VER }}
+  doc:
+    name: Docs
+    if: ${{ github.repository_owner == 'nvidia' }}
+    # Sets permissions of the GITHUB_TOKEN to allow deployment to GitHub Pages
+    permissions:
+      id-token: write
+      contents: write
+      pull-requests: write
+    needs:
+      - ci-vars
+      - build-linux-64
+    secrets: inherit
+    uses: ./.github/workflows/build-docs.yml
+    with:
+      build-ctk-ver: ${{ needs.ci-vars.outputs.CUDA_BUILD_VER }}
 
   checks:
     name: Check job status
-    permissions:
-      checks: read
+    runs-on: ubuntu-latest
     needs:
-      - build
-      - test-linux
+      - test-linux-64
+      - test-linux-aarch64
       - test-windows
-#      - doc
-    secrets: inherit
-    uses: ./.github/workflows/status-check.yml
+      - doc
+    steps:
+      - name: Exit
+        run: exit 0

From 73a4e2082f5564f5a8d6b6532bbf4388b629bf91 Mon Sep 17 00:00:00 2001
From: Phillip Cloud <417981+cpcloud@users.noreply.github.com>
Date: Wed, 1 Oct 2025 12:56:38 -0400
Subject: [PATCH 2/3] ci: remove docs

---
 .github/workflows/ci.yml | 18 +-----------------
 1 file changed, 1 insertion(+), 17 deletions(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index d5d7624950..f3ae9cbee0 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -168,22 +168,6 @@ jobs:
       host-platform: ${{ matrix.host-platform }}
       build-ctk-ver: ${{ needs.ci-vars.outputs.CUDA_BUILD_VER }}
 
-  doc:
-    name: Docs
-    if: ${{ github.repository_owner == 'nvidia' }}
-    # Sets permissions of the GITHUB_TOKEN to allow deployment to GitHub Pages
-    permissions:
-      id-token: write
-      contents: write
-      pull-requests: write
-    needs:
-      - ci-vars
-      - build-linux-64
-    secrets: inherit
-    uses: ./.github/workflows/build-docs.yml
-    with:
-      build-ctk-ver: ${{ needs.ci-vars.outputs.CUDA_BUILD_VER }}
-
   checks:
     name: Check job status
     runs-on: ubuntu-latest
@@ -191,7 +175,7 @@ jobs:
       - test-linux-64
       - test-linux-aarch64
       - test-windows
-      - doc
+      # we don't build docs on the backport branch, see #809
     steps:
       - name: Exit
         run: exit 0

From 7cf0a8c787d717774cb12bb5ae8ad8e6011baa43 Mon Sep 17 00:00:00 2001
From: Phillip Cloud <417981+cpcloud@users.noreply.github.com>
Date: Wed, 1 Oct 2025 12:58:39 -0400
Subject: [PATCH 3/3] ci: add back matrix filter

---
 .github/workflows/ci.yml | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index f3ae9cbee0..c2f4981b8b 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -126,6 +126,7 @@ jobs:
       build-type: pull-request
       host-platform: ${{ matrix.host-platform }}
       build-ctk-ver: ${{ needs.ci-vars.outputs.CUDA_BUILD_VER }}
+      matrix_filter: "map(select([.CUDA_VER // empty | split(\".\")[] | tonumber] as $v | ($v[0] < 13)))"
 
   # WARNING: make sure both Linux test jobs are in sync
   test-linux-aarch64:
@@ -147,6 +148,7 @@ jobs:
       build-type: pull-request
       host-platform: ${{ matrix.host-platform }}
       build-ctk-ver: ${{ needs.ci-vars.outputs.CUDA_BUILD_VER }}
+      matrix_filter: "map(select([.CUDA_VER // empty | split(\".\")[] | tonumber] as $v | ($v[0] < 13)))"
 
   test-windows:
     strategy:
@@ -167,6 +169,7 @@ jobs:
       build-type: pull-request
       host-platform: ${{ matrix.host-platform }}
       build-ctk-ver: ${{ needs.ci-vars.outputs.CUDA_BUILD_VER }}
+      matrix_filter: "map(select([.CUDA_VER // empty | split(\".\")[] | tonumber] as $v | ($v[0] < 13)))"
 
   checks:
     name: Check job status