fix: correct patch strip level for out-of-tree build #43
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| name: Build & Validate Drivers | |
| on: | |
| push: | |
| branches: ['v5.4', 'v5.15', 'v6.1', 'v6.6', 'v6.12'] | |
| workflow_dispatch: | |
| concurrency: | |
| group: build-${{ github.ref_name }} | |
| cancel-in-progress: true | |
| jobs: | |
| setup: | |
| runs-on: ubuntu-latest | |
| outputs: | |
| kv: ${{ steps.m.outputs.kv }} | |
| major: ${{ steps.m.outputs.major }} | |
| steps: | |
| - id: m | |
| run: | | |
| REF="${GITHUB_REF_NAME}" | |
| [[ "$REF" == */merge ]] && REF="${{ github.head_ref }}" | |
| KV="${REF#v}" | |
| echo "kv=${KV}" >> "$GITHUB_OUTPUT" | |
| echo "major=${KV%%.*}" >> "$GITHUB_OUTPUT" | |
| validate-patches: | |
| needs: setup | |
| runs-on: ubuntu-latest | |
| timeout-minutes: 10 | |
| steps: | |
| - uses: actions/checkout@v4 | |
| - name: Download kernel ${{ needs.setup.outputs.kv }} | |
| run: | | |
| KV="${{ needs.setup.outputs.kv }}" | |
| MAJ="${{ needs.setup.outputs.major }}" | |
| curl -fSL --retry 3 -o /tmp/linux.tar.xz \ | |
| "https://cdn.kernel.org/pub/linux/kernel/v${MAJ}.x/linux-${KV}.tar.xz" | |
| mkdir -p /tmp/linux-src | |
| tar xf /tmp/linux.tar.xz -C /tmp/linux-src --strip-components=1 | |
| - name: Dry-run patches against kernel source | |
| run: | | |
| cd /tmp/linux-src | |
| ERRORS=0 | |
| for pf in "$GITHUB_WORKSPACE/patches"/*.patch; do | |
| [ -f "$pf" ] || continue | |
| name=$(basename "$pf") | |
| if head -1 "$pf" | grep -q "No changes"; then | |
| echo "⊘ $name: no changes needed" | |
| continue | |
| fi | |
| echo "→ Testing: $name ($(wc -l < "$pf") lines)" | |
| if patch --dry-run -p1 < "$pf"; then | |
| echo "✓ $name applies cleanly" | |
| else | |
| echo "✗ $name FAILED" | |
| ERRORS=$((ERRORS + 1)) | |
| fi | |
| done | |
| exit $ERRORS | |
| build-out-of-tree: | |
| needs: setup | |
| runs-on: ubuntu-latest | |
| timeout-minutes: 45 | |
| steps: | |
| - uses: actions/checkout@v4 | |
| - name: Install deps | |
| run: sudo apt-get update -qq && sudo apt-get install -y -qq build-essential libelf-dev bc flex bison | |
| - name: Download kernel ${{ needs.setup.outputs.kv }} | |
| run: | | |
| KV="${{ needs.setup.outputs.kv }}" | |
| MAJ="${{ needs.setup.outputs.major }}" | |
| curl -fSL --retry 3 -o /tmp/linux.tar.xz \ | |
| "https://cdn.kernel.org/pub/linux/kernel/v${MAJ}.x/linux-${KV}.tar.xz" | |
| tar xf /tmp/linux.tar.xz -C /tmp --strip-components=1 | |
| - name: Minimal kernel config + vmlinux | |
| run: | | |
| cd /tmp | |
| make tinyconfig | |
| cat >> .config <<'EOF' | |
| CONFIG_64BIT=y | |
| CONFIG_MODULES=y | |
| CONFIG_MODULE_UNLOAD=y | |
| CONFIG_USB=y | |
| CONFIG_USB_SUPPORT=y | |
| CONFIG_USB_COMMON=y | |
| CONFIG_USB_ARCH_HAS_HCD=y | |
| CONFIG_NET=y | |
| CONFIG_INET=y | |
| CONFIG_TTY=y | |
| CONFIG_PRINTK=y | |
| CONFIG_PROC_FS=y | |
| CONFIG_SYSFS=y | |
| CONFIG_DEVTMPFS=y | |
| CONFIG_GENERIC_ALLOCATOR=y | |
| CONFIG_CRC32=y | |
| CONFIG_CRC_CCITT=y | |
| CONFIG_CRC16=y | |
| CONFIG_USB_SERIAL=m | |
| CONFIG_USB_SERIAL_WWAN=m | |
| CONFIG_USB_SERIAL_OPTION=m | |
| CONFIG_USB_NET_DRIVERS=m | |
| CONFIG_USB_ACM=m | |
| CONFIG_WWAN_CORE=m | |
| CONFIG_WWAN=y | |
| EOF | |
| make olddefconfig 2>&1 | tail -3 | |
| make vmlinux -j$(nproc) HOSTCFLAGS="-Wno-error" 2>&1 | tail -5 | |
| make modules_prepare -j$(nproc) HOSTCFLAGS="-Wno-error" 2>&1 | tail -5 | |
| - name: Build out-of-tree with Makefile | |
| run: | | |
| make KDIR=/tmp 2>&1 | tee /tmp/build.log || true | |
| echo "=== Build log tail ===" | |
| tail -30 /tmp/build.log | |
| - name: Verify modules | |
| run: | | |
| ERRORS=0 | |
| for mod in option.ko usb_wwan.ko qmi_wwan.ko; do | |
| found=$(find build/ -name "$mod" -print -quit 2>/dev/null) | |
| if [ -n "$found" ]; then | |
| echo "✓ $mod" | |
| else | |
| echo "✗ $mod NOT found" | |
| ERRORS=$((ERRORS + 1)) | |
| fi | |
| done | |
| if grep -E 'error:' /tmp/build.log | grep -qv 'warning'; then | |
| echo "✗ Compilation errors:" | |
| grep -E 'error:' /tmp/build.log | head -10 | |
| ERRORS=$((ERRORS + 1)) | |
| fi | |
| exit $ERRORS | |
| summary: | |
| needs: [setup, validate-patches, build-out-of-tree] | |
| if: always() | |
| runs-on: ubuntu-latest | |
| steps: | |
| - run: | | |
| echo "## kernel ${{ needs.setup.outputs.kv }}" | |
| echo "patches: ${{ needs.validate-patches.result }}" | |
| echo "build: ${{ needs.build-out-of-tree.result }}" | |
| [ "${{ needs.validate-patches.result }}" = "success" ] && \ | |
| [ "${{ needs.build-out-of-tree.result }}" = "success" ] || exit 1 |