make_args=()
DEBUG=${DEBUG:-}
+FAIL_ON_WARNINGS="${FAIL_ON_WARNINGS:-}"
+if [[ "${FAIL_ON_WARNINGS}" == "false" ]] ; then
+ FAIL_ON_WARNINGS=''
+fi
# Derive arch from label if it isn't set
if [ -z "${arch:-}" ] ; then
git_clone_modules_sources() {
mkdir -p "$MODULES_GIT_DIR"
- # If the version starts with "refs/", checkout the specific git ref, otherwise treat it
- # as a branch name.
- if [ "${mversion:0:5}" = "refs/" ]; then
+ # If the version starts with "refs/" or looks like a commit hash,
+ # checkout the specific git ref, otherwise treat it as a branch name.
+ pattern="^[0-9a-f]{40}$"
+ if [ "${mversion:0:5}" = "refs/" ] || [[ "${mversion}" =~ $pattern ]]; then
git clone --no-tags --depth=1 "${mgitrepo}" "$MODULES_GIT_DIR"
(cd "$MODULES_GIT_DIR" && git fetch origin "${mversion}" && git checkout FETCH_HEAD)
else
scripts/config --disable CONFIG_MICREL_PHY
- # IGBVF won't build with recent gcc on 2.6.38.x
+ # IGBVF won't build with recent gcc on 2.6.38.2
if { vergte "$kversion" "2.6.37" && verlt "$kversion" "2.6.38"; }; then
scripts/config --disable CONFIG_IGBVF
fi
scripts/config --enable CONFIG_EVENT_TRACING
scripts/config --enable CONFIG_KRETPROBES
+ # Starting in linux 6.9-rc1, TRIM_UNUSED_SYMS seems to be true
+ # for out build configurations. In earlier versions the default
+ # was set depending on the value of `COMPILE_TEST`.
+ # See upstream commit d2d5cba5d92c4ed23caa86228a1bc31b07e90fe9.
+ scripts/config --disable CONFIG_TRIM_UNUSED_KSYMS
+
if [ -n "${DEBUG}" ] ; then
cat .config
fi
kversion=$(make -C "$LINUX_HDROBJ_DIR" -s kernelversion)
- # Try to catch some compatibility problems by turning some
- # warnings into errors.
- #export KCFLAGS="$KCFLAGS -Wall -Werror"
-
# Enter lttng-modules source dir
cd "${MODULES_GIT_DIR}"
+ # Try to catch some compatibility problems by turning some
+ # warnings into errors, but only on -rc kernels.
+ pattern="rc[0-9]+$"
+ if [[ "${kversion}" =~ ${pattern} ]] || [[ -n "${FAIL_ON_WARNINGS:-}" ]] ; then
+ export KCFLAGS="${KCFLAGS} -Wall -Werror"
+ # Without the verbose build, the warnings aren't visible.
+ export V=1
+ fi
+
# kernels 3.10 to 3.10.13 and 3.11 to 3.11.2 introduce a deadlock in the
# timekeeping subsystem. We want those build to fail.
if { vergte "$kversion" "3.10" && verlte "$kversion" "3.10.13"; } || \