X-Git-Url: http://git.lttng.org./?a=blobdiff_plain;f=scripts%2Flttng-modules%2Fparam-build.sh;h=51a7ae1a6393b795734e1fd97f490ffdcabdb280;hb=c9c7c76ba0c1b5325dce6ea4b4e97993a7c297be;hp=cb9602543ef982df5fc885cf6ac5146cf805e602;hpb=7e02032ce920ba456327f163dade2aa616b09234;p=lttng-ci.git diff --git a/scripts/lttng-modules/param-build.sh b/scripts/lttng-modules/param-build.sh index cb96025..51a7ae1 100644 --- a/scripts/lttng-modules/param-build.sh +++ b/scripts/lttng-modules/param-build.sh @@ -15,23 +15,29 @@ # You should have received a copy of the GNU General Public License # along with this program. If not, see . +# Parameters +arch=${arch:-} +cross_arch=${cross_arch:-} +ktag=${ktag:-} + + ## FUNCTIONS ## # Kernel version compare functions verlte() { - [ "$1" = "`printf '%s\n%s' $1 $2 | sort -V | head -n1`" ] + [ "$1" = "$(printf '%s\n%s' "$1" "$2" | sort -V | head -n1)" ] } verlt() { - [ "$1" = "$2" ] && return 1 || verlte $1 $2 + [ "$1" = "$2" ] && return 1 || verlte "$1" "$2" } vergte() { - [ "$1" = "`printf '%s\n%s' $1 $2 | sort -V | tail -n1`" ] + [ "$1" = "$(printf '%s\n%s' "$1" "$2" | sort -V | tail -n1)" ] } vergt() { - [ "$1" = "$2" ] && return 1 || vergte $1 $2 + [ "$1" = "$2" ] && return 1 || vergte "$1" "$2" } @@ -42,18 +48,25 @@ prepare_lnx_sources() { if [ "$outdir" = "." ]; then koutput="" else - koutput="O=\"${outdir}\"" + koutput="O=${outdir}" fi # Generate kernel configuration - case "$kversion" in + case "$ktag" in Ubuntu*) + if [ "${cross_arch}" = "powerpc" ]; then + if vergte "$KVERSION" "4.10"; then + echo "Ubuntu removed big endian powerpc configuration from kernel >= 4.10. Don't try to build it." + exit 0 + fi + fi fakeroot debian/rules clean fakeroot debian/rules genconfigs - cp CONFIGS/${ubuntu_config} "${outdir}"/.config + cp CONFIGS/"${ubuntu_config}" "${outdir}"/.config ;; *) - make ${koutput} defconfig + # Que sera sera + make "${vanilla_config}" CC="$CC" ${koutput} ;; esac @@ -63,30 +76,45 @@ prepare_lnx_sources() { # Don't try to sign modules sed -i "s/CONFIG_MODULE_SIG=y/# CONFIG_MODULE_SIG is not set/g" "${outdir}"/.config - # Enable CONFIG_KALLSYMS_ALL - echo "CONFIG_KPROBES=y" >> "${outdir}"/.config - echo "CONFIG_FTRACE=y" >> "${outdir}"/.config - echo "CONFIG_BLK_DEV_IO_TRACE=y" >> "${outdir}"/.config - echo "CONFIG_TRACEPOINTS=y" >> "${outdir}"/.config - echo "CONFIG_KALLSYMS_ALL=y" >> "${outdir}"/.config + # Disable kernel stack frame correctness validation, introduced in 4.6.0 and currently fails + sed -i "s/CONFIG_STACK_VALIDATION=y/# CONFIG_STACK_VALIDATION is not set/g" "${outdir}"/.config + + # Set required options + { + echo "CONFIG_KPROBES=y"; + echo "CONFIG_FTRACE=y"; + echo "CONFIG_BLK_DEV_IO_TRACE=y"; + echo "CONFIG_TRACEPOINTS=y"; + echo "CONFIG_KALLSYMS_ALL=y"; + } >> "${outdir}"/.config - make ${koutput} silentoldconfig - make ${koutput} modules_prepare + make "$oldconf_target" CC="$CC" ${koutput} + make modules_prepare CC="$CC" ${koutput} + + # Debug + #cat "${outdir}"/.config + + # On powerpc this object is required to link modules + if [ "${karch}" = "powerpc" ]; then + make arch/powerpc/lib/crtsavres.o CC="$CC" ${koutput} + fi + + # On arm64 this object is required to build with ftrace support + if [ "${karch}" = "arm64" ]; then + if vergte "$KVERSION" "4.13-rc1"; then + make arch/arm64/kernel/ftrace-mod.o CC="$CC" ${koutput} + fi + fi # Version specific tasks - case "$kversion" in + case "$ktag" in Ubuntu*) # Add Ubuntu ABI number to kernel headers, this is normally done by the packaging code - ABINUM=$(echo $kversion | grep -P -o 'Ubuntu-(lts-)?.*-\K\d+(?=\..*)') - echo "#define UTS_UBUNTU_RELEASE_ABI $ABINUM" >> ${outdir}/include/generated/utsrelease.h + ABINUM="$(echo "$ktag" | grep -P -o 'Ubuntu-(lts-)?.*-\K\d+(?=\..*)')" + echo "#define UTS_UBUNTU_RELEASE_ABI $ABINUM" >> "${outdir}"/include/generated/utsrelease.h ;; esac - - # On powerpc this object is required to link modules - if [ "${karch}" = "powerpc" ]; then - make ${koutput} arch/powerpc/lib/crtsavres.o - fi } @@ -96,25 +124,22 @@ build_modules() { kdir="$1" bdir="$2" - # Get kernel version from source tree - cd "${kdir}" - kversion=$(make kernelversion) - # Enter lttng-modules source dir cd "${LTTSRCDIR}" # kernels 3.10 to 3.10.13 and 3.11 to 3.11.2 introduce a deadlock in the # timekeeping subsystem. We want those build to fail. - if { vergte "$kversion" "3.10" && verlte "$kversion" "3.10.13"; } || \ - { vergte "$kversion" "3.11" && verlte "$kversion" "3.11.2"; }; then + if { vergte "$KVERSION" "3.10" && verlte "$KVERSION" "3.10.13"; } || \ + { vergte "$KVERSION" "3.11" && verlte "$KVERSION" "3.11.2"; }; then set +e # Build modules - KERNELDIR="${kdir}" make -j${NPROC} V=1 + KERNELDIR="${kdir}" make -j"${NPROC}" V=1 CC="$CC" # We expect this build to fail, if it doesn't, fail the job. if [ "$?" -eq 0 ]; then + echo "This build should have failed." exit 1 fi @@ -123,18 +148,18 @@ build_modules() { set -e - KERNELDIR="${kdir}" make clean + KERNELDIR="${kdir}" make clean CC="$CC" else # Regular build # Build modules against full kernel sources - KERNELDIR="${kdir}" make -j${NPROC} V=1 + KERNELDIR="${kdir}" make -j"${NPROC}" V=1 CC="$CC" # Install modules to build dir - KERNELDIR="${kdir}" make INSTALL_MOD_PATH="${bdir}" modules_install + KERNELDIR="${kdir}" make INSTALL_MOD_PATH="${bdir}" modules_install CC="$CC" # Clean build dir - KERNELDIR="${kdir}" make clean + KERNELDIR="${kdir}" make clean CC="$CC" fi } @@ -150,79 +175,94 @@ LNXSRCDIR="${WORKSPACE}/src/linux" LNXBUILDDIR="${WORKSPACE}/build/linux" LNXHDRDIR="${WORKSPACE}/build/linux-headers" -LTTBUILKSRCDDIR="${WORKSPACE}/build/lttng-modules-ksrc" +LTTBUILDKSRCDIR="${WORKSPACE}/build/lttng-modules-ksrc" LTTBUILDKHDRDIR="${WORKSPACE}/build/lttng-modules-khdr" # Setup cross compile env if available -if [ "x${cross_arch:-}" != "x" ]; then +if [ "x${cross_arch}" != "x" ]; then case "$cross_arch" in "armhf") karch="arm" cross_compile="arm-linux-gnueabihf-" + vanilla_config="allyesconfig" ubuntu_config="armhf-config.flavour.generic" ;; "arm64") karch="arm64" cross_compile="aarch64-linux-gnu-" + vanilla_config="allyesconfig" ubuntu_config="arm64-config.flavour.generic" ;; "powerpc") karch="powerpc" cross_compile="powerpc-linux-gnu-" + vanilla_config="ppc44x_defconfig" ubuntu_config="powerpc-config.flavour.powerpc-smp" ;; "ppc64el") karch="powerpc" cross_compile="powerpc64le-linux-gnu-" + vanilla_config="pseries_le_defconfig" ubuntu_config="ppc64el-config.flavour.generic" ;; *) - echo "Unsupported cross arch $arch" + echo "Unsupported cross arch $cross_arch" exit 1 ;; esac + # Use gcc 4.9, older kernel don't build with gcc 5 + CC="${cross_compile}gcc-4.9" + # Export variables used by Kbuild for cross compilation export ARCH="${karch}" export CROSS_COMPILE="${cross_compile}" + oldconf_target="olddefconfig" # Set arch specific values if we are not cross compiling -elif [ "x${arch:-}" != "x" ]; then +elif [ "x${arch}" != "x" ]; then + case "$arch" in "x86-32") karch="x86" + vanilla_config="allyesconfig" ubuntu_config="i386-config.flavour.generic" ;; "x86-64") karch="x86" + vanilla_config="allyesconfig" ubuntu_config="amd64-config.flavour.generic" ;; "armhf") karch="arm" + vanilla_config="allyesconfig" ubuntu_config="armhf-config.flavour.generic" ;; "arm64") karch="arm64" + vanilla_config="allyesconfig" ubuntu_config="arm64-config.flavour.generic" ;; "powerpc") karch="powerpc" + vanilla_config="allyesconfig" ubuntu_config="powerpc-config.flavour.powerpc-smp" ;; "ppc64el") karch="powerpc" + vanilla_config="allyesconfig" ubuntu_config="ppc64el-config.flavour.generic" ;; @@ -231,6 +271,12 @@ elif [ "x${arch:-}" != "x" ]; then exit 1 ;; esac + + # Use gcc 4.9, older kernel don't build with gcc 5 + CC=gcc-4.9 + + oldconf_target="silentoldconfig" + else echo "Not arch or cross_arch specified" exit 1 @@ -240,7 +286,7 @@ fi # Create build directories -mkdir -p "${LNXBUILDDIR}" "${LNXHDRDIR}" "${LTTBUILKSRCDDIR}" "${LTTBUILDKHDRDIR}" +mkdir -p "${LNXBUILDDIR}" "${LNXHDRDIR}" "${LTTBUILDKSRCDIR}" "${LTTBUILDKHDRDIR}" @@ -249,6 +295,9 @@ mkdir -p "${LNXBUILDDIR}" "${LNXHDRDIR}" "${LTTBUILKSRCDDIR}" "${LTTBUILDKHDRDIR # Enter linux source dir cd "${LNXSRCDIR}" +# Get kernel version from source tree +KVERSION=$(make kernelversion) + prepare_lnx_sources "." # For RT kernels, copy version file @@ -267,13 +316,13 @@ find . -path './include/*' -prune \ cp -a scripts include "${LNXHDRDIR}" # Copy arch includes -(find arch -name include -type d -print | \ - xargs -n1 -i: find : -type f) | \ +(find arch -name include -type d -print0 | \ + xargs -0 -n1 -i: find : -type f) | \ cpio -pd --preserve-modification-time "${LNXHDRDIR}" # Copy arch scripts -(find arch -name scripts -type d -print | \ - xargs -n1 -i: find : -type f) | \ +(find arch -name scripts -type d -print0 | \ + xargs -0 -n1 -i: find : -type f) | \ cpio -pd --preserve-modification-time "${LNXHDRDIR}" # Cleanup scripts @@ -285,6 +334,13 @@ if [ "${karch}" = "powerpc" ]; then cp -a --parents arch/powerpc/lib/crtsavres.[So] "${LNXHDRDIR}/" fi +# On arm64 this object is required to build with ftrace support +if [ "${karch}" = "arm64" ]; then + if vergte "$KVERSION" "4.13-rc1"; then + cp -a --parents arch/arm64/kernel/ftrace-mod.[So] "${LNXHDRDIR}/" + fi +fi + # Copy modules related stuff, if available if [ -s Module.symvers ]; then cp Module.symvers "${LNXHDRDIR}" @@ -333,18 +389,20 @@ prepare_lnx_sources "${LNXBUILDDIR}" ## BUILD modules # Build modules against full kernel sources -build_modules "${LNXBUILDDIR}" "${LTTBUILKSRCDDIR}" +build_modules "${LNXBUILDDIR}" "${LTTBUILDKSRCDIR}" # Build modules against kernel headers build_modules "${LNXHDRDIR}" "${LTTBUILDKHDRDIR}" # Make sure modules were built -if [ "x$(find "${LTTBUILKSRCDDIR}" -name "*.ko" -printf yes -quit)" != "xyes" ]; then +tree "${LTTBUILDKSRCDIR}" +if [ "x$(find "${LTTBUILDKSRCDIR}" -name '*.ko*' -printf yes -quit)" != "xyes" ]; then echo "No modules built!" exit 1 fi -if [ "x$(find "${LTTBUILDKHDRDIR}" -name "*.ko" -printf yes -quit)" != "xyes" ]; then +tree "${LTTBUILDKHDRDIR}" +if [ "x$(find "${LTTBUILDKHDRDIR}" -name '*.ko*' -printf yes -quit)" != "xyes" ]; then echo "No modules built!" exit 1 fi