mirror of
https://github.com/cirosantilli/linux-kernel-module-cheat.git
synced 2026-01-13 20:12:26 +00:00
122 lines
3.0 KiB
Bash
Executable File
122 lines
3.0 KiB
Bash
Executable File
#!/usr/bin/env bash
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. "$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)/common"
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set -x
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bench_build=false
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bench_buildroot_baseline=false
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bench_gem5_build=false
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bench_linux_boot=false
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default_arch=x86_64
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update_repo=false
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while getopts Aa:Bbglu OPT; do
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case "$OPT" in
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A)
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bench_build=true
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bench_buildroot_baseline=true
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bench_gem5_build=true
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bench_linux_boot=true
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;;
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a)
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default_arch="$OPTARG"
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;;
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b)
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bench_build=true
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;;
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B)
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bench_buildroot_baseline=true
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;;
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g)
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bench_gem5_build=true
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;;
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l)
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bench_linux_boot=true
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;;
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u)
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update_repo=true
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;;
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?)
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exit 2
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;;
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esac
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done
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shift "$(($OPTIND - 1))"
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comment="${1:-}"
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# Create output directory.
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benchmark_repo="${common_root_dir}/../linux-kernel-module-cheat-regression"
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mkdir -p "$benchmark_repo"
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last_dir="$(ls "$benchmark_repo" | grep -E '^[0-9]' | tail -n 1)"
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if [ -n "$last_dir" ]; then
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seq_id="$(("$(echo "$last_dir" | sed -E -e 's/_.*//' -e 's/^0*//')" + 1))"
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else
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seq_id=0
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fi
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seq_id="$(printf '%0.4d' "$seq_id")"
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dir_basename="${seq_id}_${common_sha}"
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new_dir="${benchmark_repo}/${dir_basename}"
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mkdir "$new_dir"
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if "$bench_build"; then
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common_arch="$default_arch"
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common_suffix=bench
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common_setup
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rm -rf "$common_out_arch_dir"
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./build -a "$common_arch" -B 'BR2_CCACHE=n' -s "$common_suffix"
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cp "${common_build_dir}/build-time.log" "${new_dir}/build-time-${common_arch}.log"
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rm -rf "$common_out_arch_dir"
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fi
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if "$bench_buildroot_baseline"; then
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cd "${common_root_dir}/buildroot"
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git clean -xdf
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make "qemu_${default_arch}_defconfig"
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printf '
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BR2_CCACHE=y
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BR2_TARGET_ROOTFS_CPIO=y
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BR2_TARGET_ROOTFS_EXT2=n
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' >>.config
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make olddefconfig
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make source
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time env -u LD_LIBRARY_PATH make BR2_JLEVEL="$(nproc)"
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cp output/build/build-time.log "${new_dir}/baseline-build-time-${default_arch}.log"
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wc -c output/images/* > "${new_dir}/baseline-image-size-${default_arch}.log"
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git clean -xdf
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fi
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if "$bench_gem5_build"; then
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arches='x86_64 arm'
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for common_arch in $arches; do
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common_setup
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cd "${common_gem5_src_dir}"
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git clean -xdf
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results_file="${common_gem5_out_dir}/bench-build.txt"
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gem5_outdir="${common_out_dir}/bench_build"
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rm -fr "$results_file" "${gem5_outdir}"
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# TODO understand better: --foreground required otherwise we cannot
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# kill the build with Ctrl+C if something goes wrong, can be minimized to:
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# bash -c "eval 'timeout 5 sleep 3'"
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common_bench_cmd "timeout --foreground 900 ../build -a '$common_arch' -o '${gem5_outdir}'" "$results_file"
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cp "$results_file" "${new_dir}/gem5-bench-build-${common_arch}.txt"
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cd "${common_root_dir}/gem5/gem5"
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git clean -xdf
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rm -fr "${gem5_outdir}"
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done
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fi
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if "$bench_linux_boot"; then
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cd "${common_root_dir}"
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./build-all
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./bench-boot
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cp "$common_bench_boot" "$new_dir"
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fi
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if "$update_repo"; then
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if [ -n "$comment" ]; then
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echo "$comment" > "${new_dir}/README.adoc"
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fi
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echo
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cd "$benchmark_repo"
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git add .
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git commit -m "$dir_basename"
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git push
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fi
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