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Merge pull request #23 from sched-ext/scx-6.9-rc7
v6.9-scx1-rc7
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| Original file line number | Diff line number | Diff line change |
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| @@ -1,4 +1,5 @@ | ||
| Alan Cox <[email protected]> | ||
| Alan Cox <[email protected]> | ||
| Christoph Hellwig <[email protected]> | ||
| Jeff Kirsher <[email protected]> | ||
| Marc Gonzalez <[email protected]> |
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| Original file line number | Diff line number | Diff line change |
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| #!/bin/bash | ||
| # | ||
| # Run sched-ext scheduler for TIMEOUT seconds inside virtme-ng and catch | ||
| # potential errors, then unload the scheduler and return the exit status. | ||
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| # Maximum time for each scheduler run. | ||
| TEST_TIMEOUT=30 | ||
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| # Maximum timeout for the guest used for each scheduler run (this is used to | ||
| # hard-shutdown the guest in case of system hangs). | ||
| GUEST_TIMEOUT=60 | ||
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| # Check if virtme-ng is available. | ||
| if [ ! -x `which vng` ]; then | ||
| echo "vng not found, please install virtme-ng to enable testing" | ||
| exit 1 | ||
| fi | ||
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| function runtest() { | ||
| local bin="${1}" | ||
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| if [ -z "${bin}" ]; then | ||
| echo "No binary passed to runtest" | ||
| exit 1 | ||
| fi | ||
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| if ! [ -f "${bin}" ]; then | ||
| echo "Binary ${bin} was not a regular file" | ||
| exit 1 | ||
| fi | ||
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| rm -f /tmp/output | ||
| (timeout --foreground --preserve-status ${GUEST_TIMEOUT} \ | ||
| vng --force-9p --verbose -- \ | ||
| "timeout --foreground --preserve-status ${TEST_TIMEOUT} ${bin}" \ | ||
| 2>&1 </dev/null || true) | tee /tmp/output | ||
| } | ||
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| # Test all the available schedulers. | ||
| # | ||
| # NOTE: virtme-ng automatically runs the kernel from the current working | ||
| # directory by default. | ||
| # | ||
| # Each scheduler will be tested in a separate instance booted from scratch, to | ||
| # ensure that each run does not impact the others. | ||
| # | ||
| for sched in $(find tools/sched_ext/build/bin -type f -executable); do | ||
| runtest "${sched}" | ||
| grep -v " Speculative Return Stack Overflow" /tmp/output | \ | ||
| sed -n -e '/\bBUG:/q1' \ | ||
| -e '/\bWARNING:/q1' \ | ||
| -e '/\berror\b/Iq1' \ | ||
| -e '/\bstall/Iq1' \ | ||
| -e '/\btimeout\b/Iq1' | ||
| res=$? | ||
| if [ ${res} -ne 0 ]; then | ||
| echo "FAIL: ${sched}" | ||
| exit 1 | ||
| else | ||
| echo "OK: ${sched}" | ||
| fi | ||
| done | ||
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| # Run the selftests suite | ||
| runtest "tools/testing/selftests/sched_ext/runner" | ||
| sed -n -e '/not ok/q1' /tmp/output | ||
| res=$? | ||
| if [ ${res} -ne 0 ]; then | ||
| echo "FAIL: selftests" | ||
| echo "output: $(cat /tmp/output)" | ||
| else | ||
| echo "OK: selftests" | ||
| fi |
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,34 @@ | ||
| # sched-ext mandatory options | ||
| # | ||
| CONFIG_BPF=y | ||
| CONFIG_BPF_SYSCALL=y | ||
| CONFIG_BPF_JIT=y | ||
| CONFIG_DEBUG_INFO_BTF=y | ||
| CONFIG_BPF_JIT_ALWAYS_ON=y | ||
| CONFIG_BPF_JIT_DEFAULT_ON=y | ||
| CONFIG_SCHED_CLASS_EXT=y | ||
|
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| # Enable scheduling debugging | ||
| # | ||
| CONFIG_SCHED_DEBUG=y | ||
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| # Enable extra scheduling features (for a better code coverage while testing | ||
| # the schedulers) | ||
| # | ||
| CONFIG_SCHED_AUTOGROUP=y | ||
| CONFIG_SCHED_CORE=y | ||
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| # Enable fully preemptible kernel for a better test coverage of the schedulers | ||
| # | ||
| # CONFIG_PREEMPT_NONE is not set | ||
| # CONFIG_PREEMPT_VOLUNTARY is not set | ||
| CONFIG_PREEMPT=y | ||
| CONFIG_PREEMPT_COUNT=y | ||
| CONFIG_PREEMPTION=y | ||
| CONFIG_PREEMPT_DYNAMIC=y | ||
| CONFIG_PREEMPT_RCU=y | ||
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| # Additional debugging information (useful to catch potential locking issues) | ||
| # | ||
| CONFIG_DEBUG_LOCKDEP=y | ||
| CONFIG_DEBUG_ATOMIC_SLEEP=y |
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| Original file line number | Diff line number | Diff line change |
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| name: test-kernel | ||
| run-name: ${{ github.actor }} PR run | ||
| on: [pull_request] | ||
| jobs: | ||
| test-schedulers: | ||
| runs-on: ubuntu-22.04 | ||
| steps: | ||
| ### OTHER REPOS #### | ||
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| # Hard turn-off interactive mode | ||
| - run: echo 'debconf debconf/frontend select Noninteractive' | sudo debconf-set-selections | ||
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| # Refresh packages list | ||
| - run: sudo apt update | ||
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| ### DOWNLOAD AND INSTALL DEPENDENCIES ### | ||
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| # Download dependencies packaged by Ubuntu | ||
| - run: sudo apt -y install bc gcc make git coreutils cmake elfutils libelf-dev libunwind-dev libzstd-dev linux-headers-generic linux-tools-common linux-tools-generic ninja-build python3-pip python3-requests qemu-kvm udev iproute2 busybox-static libvirt-clients kbd kmod file rsync zstd pahole flex bison cpio libcap-dev libelf-dev python3-dev cargo rustc gcc-multilib | ||
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| # clang 17 | ||
| # Use a custom llvm.sh script which includes the -y flag for | ||
| # add-apt-repository. Otherwise, the CI job will hang. If and when | ||
| # https://github.com/opencollab/llvm-jenkins.debian.net/pull/26 is | ||
| # merged, we can go back to using https://apt.llvm.org/llvm.sh. | ||
| - run: wget https://raw.githubusercontent.com/Byte-Lab/llvm-jenkins.debian.net/fix_llvmsh/llvm.sh | ||
| - run: chmod +x llvm.sh | ||
| - run: sudo ./llvm.sh all | ||
| - run: sudo ln -sf /usr/bin/clang-17 /usr/bin/clang | ||
| - run: sudo ln -sf /usr/bin/llvm-strip-17 /usr/bin/llvm-strip | ||
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| # Checkout repository | ||
| - uses: actions/checkout@v4 | ||
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| # Install virtme-ng | ||
| - run: pip install virtme-ng | ||
|
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| ### END DEPENDENCIES ### | ||
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| # Build a minimal kernel (with sched-ext enabled) using virtme-ng | ||
| - run: vng -v --build --config .github/workflows/sched-ext.config | ||
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| # Build the selftests suite | ||
| - run: make -j $(nproc) -C tools/testing/selftests/sched_ext | ||
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| # Build the in-kernel schedulers | ||
| - run: make -j $(nproc) -C tools/sched_ext | ||
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| # Setup KVM support | ||
| - run: | | ||
| echo 'KERNEL=="kvm", GROUP="kvm", MODE="0666", OPTIONS+="static_node=kvm"' | sudo tee /etc/udev/rules.d/99-kvm4all.rules | ||
| sudo udevadm control --reload-rules | ||
| sudo udevadm trigger --name-match=kvm | ||
| # Test the schedulers inside the recompile kernel | ||
| - run: .github/workflows/run-schedulers |
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