GCC BPF: handle source download when necessary

kernel-patches · Feb 3, 2025 · 4cb3682 · 4cb3682
1 parent c86a698
commit 4cb3682
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diff --git a/.github/workflows/gcc-bpf.yml b/.github/workflows/gcc-bpf.yml
@@ -18,6 +18,9 @@ on:
       toolchain_full:
         required: true
         type: string
+      download_sources:
+        required: true
+        type: boolean
 
 jobs:
   test:
@@ -27,10 +30,35 @@ jobs:
     env:
       ARCH: ${{ inputs.arch }}
       BPF_GCC_INSTALL_DIR: ${{ github.workspace }}/gcc-bpf
+      BPF_NEXT_BASE_BRANCH: 'master'
+      KBUILD_OUTPUT: ${{ github.workspace }}/kbuild-output
+
     steps:
 
       - uses: actions/checkout@v4
 
+      - if: ${{ inputs.download_sources }}
+        name: Download bpf-next tree
+        uses: libbpf/ci/get-linux-source@v3
+        with:
+          dest: '.kernel'
+          rev: ${{ env.BPF_NEXT_BASE_BRANCH }}
+
+      - if: ${{ inputs.download_sources }}
+        name: Move linux source in place
+        shell: bash
+        run: |
+          cd .kernel
+          rm -rf .git
+          mv -t .. $(ls -A)
+          cd ..
+          rmdir .kernel
+
+      - uses:  libbpf/ci/patch-kernel@v3
+        with:
+          patches-root: '${{ github.workspace }}/ci/diffs'
+          repo-root: ${{ env.REPO_ROOT }}
+
       - uses: actions/download-artifact@v4
         with:
           name: vmlinux-${{ inputs.arch }}-${{ inputs.toolchain_full }}

diff --git a/.github/workflows/kernel-build-test.yml b/.github/workflows/kernel-build-test.yml
@@ -141,4 +141,5 @@ jobs:
       llvm-version: ${{ inputs.llvm-version }}
       toolchain: ${{ inputs.toolchain }}
       toolchain_full: ${{ inputs.toolchain_full }}
+      download_sources: ${{ inputs.download_sources }}